Tag Archives: oil-free vacuum pump

China manufacturer 850W Air Compression Pumpoil Free Piston Vacuum Pump Small Air Compressor Cn Zhe Made in China Silent Oil Pump for Packaging Machinery manufacturer

Product Description

Model	BST850AFZ/BSZ
Voltage/frequency (V/Hz)	220-240V/50Hz 100v-120v/60Hz
Input power(W)	≤550
Speed (r/min)	≥1350 1650
Primary vacuumKPa	-93KPa
Secondary vacuumKPa	-98KPa
Restart pressure (KPa)	0KPa
Rated volume flow (m3/h)	≥12m3/h @0KPa;
Noise dB(A)	≤62dB(A)
Ambient temperature ºC	-5-40 ºC
Insulation Class	F
Cold insulation resistance (MΩ)	≥100MΩ
Voltage resistance	1500V/50Hz 1min(No breakdown)
Thermal protector	Automatic reset 135±5ºC
Capacitance (μF)	25μF±5% 75μF±5%
Net weight (Kg)	10.5Kg
Installation Dimensions (mm)	223.2×88.9 mm(4XM6)
External Dimensions (mm)	*268.8128214.7mm*

Typical application
Respirator (ventilator)	oxygenerator
Disinfectant sprayer	Blood analyzer
Clinical aspirator	Dialysis / hemodialysis
Dental vacuum drying oven	Air suspension system
Vending machines / coffee blenders and coffee machines	Massage chair
Chromatographic analyzer	Teaching instrument platform
On board access control system	Airborne oxygen generator

Why choose CZPT air compressor
1. It saves 10-30% energy than the air compressor produced by ordinary manufacturers.
2. It is widely used in medical oxygen generator and ventilator .
3. A large number of high-speed train and automobile application cases, supporting – 41 to 70 ºC, 0-6000 CZPT above sea level .
4. Medium and high-end quality, with more than 7000 hours of trouble free operation for conventional products and more than 15000 hours of trouble free operation for high-end products.
5. Simple operation, convenient maintenance and remote guidance.
6. Faster delivery time, generally completed within 25 days within 1000 PCs.

Machine Parts

Name: Motor
Brand: COMBESTAIR
Original: China
1.The coil adopts the fine pure copper enameled wire, and the rotor adopts the famous brand silicon steel sheet such as ZheJiang baosteel.
2.The customer can choose the insulation grade B or F motor according to What he wants.
3.The motor has a built-in thermal protector, which can select external heat sensor.
4.Voltage from AC100V ~120V, 200V ~240V, 50Hz / 60Hz, DC6V~200V optional ; AC motor can choose double voltage double frequency ; DC Motor can choose the control of the infinitely variable speed.

Machine Parts

Name: Bearing
Brand: ERB , CZPT , NSK
Original: China ect.
1.Standard products choose the special bearing ‘ERB’ in oil-free compressor, and the environment temperature tolerance from -50ºC to 180 ºC . Ensure no fault operation for 20,000 hours.
2.Customers can select TPI, NSK and other imported bearings according to the working condition.

Machine Parts

Name: Valve plates
Brand: SANDVIK
Original: Sweden
1.Custom the valve steel of Sweden SANDVIK; Good flexibility and long durability.
2.Thickness from 0.08mm to 1.2mm, suitable for maximum pressure from 0.8 MPa to 1.2 MPa.

Machine Parts

Name: Piston ring
Brand: COMBESTAIR-OEM , Saint-Gobain
Original: China , France
1.Using domestic famous brand–Polytetrafluoroethylene composite material; Wear-resistant high temperature; Ensure more than 10,000 hours of service life.
2.High-end products: you can choose the ST.gobain’s piston ring from the American import.

serial number	Code number	Name and specification	Quantity	Material	Note
1	212571109	Fan cover	2	Reinforced nylon 1571
2	212571106	Left fan	1	Reinforced nylon 1571
3	212571101	Left box	1	Die-cast aluminum alloy YL104
4	212571301	Connecting rod	2	Die-cast aluminum alloy YL104
5	212571304	Piston cup	2	PHB filled PTFE
6	212571302	Clamp	2	Die-cast aluminum alloy YL102
7	7050616	Screw of cross head	2	Carbon structural steel of cold heading	M6•16
8	212571501	Air cylinder	2	Thin wall pipe of aluninun alloy 6A02T4
9	17103	Seal ring of Cylinder	2	Silicone rubber
10	212571417	Sealing ring of cylinder cover	2	Silicone rubber
11	212571401	Cylinder head	2	Die-cast aluminum alloy YL102
12	7571525	Screw of inner hexagon Cylinder head	12		M5•25
13	17113	Sealing ring of connecting pipe	4	Silicong rubber
14	212571801	Connecting pipe	2	Aluminum and aluminum alloy connecting rod LY12
15	7100406	Screw of Cross head	4	1Cr13N19	M4•6
16	212571409	Limit block	2	Die-cast aluminum alloy YL102
17	000402.2	Air outlet valve	2	7Cr27 quenching steel belt of The Swedish sandvik
18	212571403	valve	2	Die-cast aluminum alloy YL102
19	212571404	Air inlet valve	2	7Cr27 quenching steel belt of The Swedish sandvik
20	212571406	Metal gasket	2	Stainless steel plate of heat and acidresistance
21	212571107	Right fan	1	Reinforced nylon 1571
22	212571201	Crank	2	Gray castiron H20-40
23	14040	Bearing 6006-2Z	2
24	70305	Tighten screw of inner hexagon flat end	2		M8•8
25	7571520	Screw of inner hexagon Cylinder head	2		M5•20
26	212571102	Right box	1	Die-cast aluminum alloy YL104
27	6P-4	Lead protective ring	1
28	7095712-211	Hexagon head bolt	2	Carbon structural steel of cold heading	M5•152
29	715710-211	Screw of Cross head	2	Carbon structural steel of cold heading	M5•120
30	16602	Light spring washer	4		ø5
31	212571600	Stator	1
32	70305	Lock nut of hexagon flange faces	2
33	212571700	Rotor	1
34	14032	Bearing 6203-2Z	2

FAQ

Q1: Are you factory or trade company?
A1: We are factory.

Q2: What the exactly address of your factory?
A2: Our factory is located in Linbei industrial area No.30 HangZhou City of ZHangZhoug Province, China

Q3: Warranty terms of your machine?
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.

Q5: How long will you take to arrange production?
A5: Generally, 1000 pcs can be delivered within 25 days

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome

Q7:Can you accept non-standard customization?

A7:We have the ability to develop new products and can customize, develop and research according to your requirements

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Remote Guided Maintenance
Warranty:	2 Years
Principle:	Mixed-Flow Compressor

Samples:	US$ 65/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

Vacuum Pump

How to install a vacuum pump

A vacuum pump creates a relative vacuum within a sealed volume by drawing gas molecules from the sealed volume. Vacuum pumps can be used in a variety of industrial applications. They also offer various lubrication options. If you are considering purchasing, please understand its functions and features before purchasing.

How it works

The working principle of a vacuum pump is called gas transfer. The principle can be further divided into two basic categories: positive displacement and momentum transfer. At high pressure and moderate vacuum, gas molecules collide and move and create a viscous flow. At higher vacuum levels, gas molecules separate to create molecular or transitional flows.
Another principle of vacuum pumps is fluid-tightness. There are two main types of seals: rotary seals and screw seals. Rotary seals prevent liquid leakage, while screw seals only allow liquids to flow out at higher pressures. Some pumps may not use the third seal.
The flow rate of the vacuum pump determines the machine’s ability to pump a certain amount of material. A higher pumping speed will shorten the drain time. Therefore, the mass flow of the vacuum pump must be carefully considered. The speed and type of vacuum must also be considered.
The working principle of a vacuum pump is to push gas molecules from a high-pressure state to a low-pressure state. This creates a partial vacuum. There are many different types of vacuum pumps, each with different functions. Some are mechanical, some are chemical. In either case, their function is the same: to create a partial or complete vacuum. Vacuum pumps use a variety of technologies and are sized according to the application. Proper sizing is critical for optimum efficiency.
Gas transfer pumps use the same principles as vacuum pumps but use different technology. One of the earliest examples is the Archimedes spiral. Its structure consists of a single screw inside a hollow cylinder. More modern designs use double or triple screws. The rotation of the screw causes gas molecules to be trapped in the cavity between the screw and the housing. The fluid is then discharged at slightly above atmospheric pressure. This difference is called the compression ratio.
Another type of vacuum pump is a diffusion pump. Its main use is industrial vacuum processing. It is used in applications such as mass spectrometry, nanotechnology and analytical instrumentation. These pumps are generally inexpensive to purchase and operate.

Apply

Vacuum pumps are essential for many scientific and industrial processes. They are used in the production of vacuum tubes, CRTs, lamps and semiconductor processing. They can also be used to support mechanical equipment. For example, they can be mounted on the engine of a motor vehicle. Likewise, they can be used to power hydraulic components of aircraft. Among other uses, the vacuum pump helps calibrate the gyroscope.
Vacuum pumps are widely used in the pharmaceutical industry and are one of the largest users of this technology. They help deal with hazardous materials and eliminate waste quickly. They are also used in power jets, dump fuel tanks and rear doors, among others. However, they are sensitive to contamination and should only be used in environments where leaks can be prevented. Therefore, choosing the right fluid for the application is very important.
The most popular type of vacuum pump is the rotary vane pump. These pumps are known for their high pumping speed and low pressure. Their efficient pumping capacity allows them to reach pressures below 10-6 bar. Additionally, they are usually oil-sealed and have excellent vacuuming capabilities.
Vacuum pumps are often used to remove air from closed systems. They create a vacuum by reducing the density of the air in the compressed space. This is done by using the mechanical force energy generated by the rotating shaft. When the pump is under pressure, it converts this energy into pneumatic power. When the pressure is different, the energy produced depends on the volume of the gas and the pressure difference between the inner and outer atmospheres.
Vacuum pumps are also used in the manufacture of solar cells. They are used in the manufacture of solar cells, including ingot casting processes as well as cell and module processes. The design of the vacuum system plays an important role in reducing the cost of the process, thus making it profitable. Due to their low maintenance costs, they are an invaluable tool for making solar cells.
Vacuum pumps are widely used in many applications. In addition to industrial and research uses, they are also used in water remediation.

Oil Lubrication Option

Vacuum pumps are available in a variety of oil lubrication options. Choosing the right lubricant can help protect your vacuum pump and maximize its performance. Different base oils may contain different additives, such as antioxidants, and some contain additional additives for specific purposes. You should choose an oil with the right concentration of these additives for optimal lubrication of your vacuum pump.
Vacuum pumps are usually lubricated with paraffinic mineral oil. However, this type of lubricant evaporates as the temperature increases. To minimize evaporative losses, choose a lubricant with low vapor pressure. Also, you should choose lubricants that are resistant to extreme temperatures. Extreme temperatures can put extra stress on the oil and can even significantly shorten the life of the oil.
In terms of viscosity, synthetic oils are the best choice for vacuum pumps. These types of oils are designed to resist gas dissolution and are more resistant to corrosion. Therefore, synthetic oils are ideal for handling aggressive substances. Whether or not your pump needs lubrication, choosing a quality product is important.
The vacuum pump oil should be changed periodically according to the manufacturer’s recommendations. If you use a filter, you should also change the oil as soon as the filter reaches the end of its life. Unplanned oil changes will eventually cause the vacuum pump to not reach its maximum vacuum capacity.
You can buy vacuum pump oil from vacuum pump manufacturers or other suppliers. These options are available in a variety of sizes, and labels can be customized. The oil should be designed for the pump. However, you should check the manufacturer’s recommendations to avoid buying the wrong type.
If you choose to use a synthetic oil, it is important to use a good quality oil. It helps the pump work more efficiently and prolong its life.
Vacuum Pump

Install

After choosing a suitable location, the next step is to install the pump. First, place the pump on a flat surface. Then, screw the pump onto the motor body above the check valve. Make sure the accessories are wrapped with sealing tape and secured with screws. The direction of gas inflow and outflow is indicated by arrows on the pump. The direction of rotation around the pump is also shown.
During commissioning, check the operation of each part of the pump. If the pump is equipped with a pipe connection, the pipe should be the same size and shape as the pump flange. Also, make sure that the piping does not cause any pressure drop. In addition, the first three weeks of operation require the installation of protective nets at the suction ports.
When selecting a pump, consider the back pressure of the system. Too much back pressure will affect the capacity of the vacuum pump. Also, check the temperature of the seal. If the temperature is too high, the seal may be damaged. It could also be due to a partially closed valve in the recirculation line or a clogged filter. Circulation pumps and heat exchangers should also be checked for fouling.
The vacuum pump is usually installed in the chassis area of the car. They can be mounted next to the engine or on a lower support frame. They are usually fastened to the bracket using suitable shock absorbers and isolating elements. However, before installing the vacuum pump, be sure to check the vacuum pump’s wiring harness before connecting it to the vehicle.
In many experimental setups, a vacuum pump is essential. However, improperly installed vacuum pumps can expose users to harmful vapors and chemicals. Appropriate plugs and belt guards should be installed to prevent any accidental chemical exposure. It is also important to install a fume hood for the pump.
In most cases, vacuum pumps come with installation manuals and instructions. Some manufacturers even offer start-up assistance if needed.

China manufacturer 850W Air Compression Pumpoil Free Piston Vacuum Pump Small Air Compressor Cn Zhe Made in China Silent Oil Pump for Packaging Machinery manufacturer
editor by Dream 2024-05-13

China Good quality Oil Free Dry Screw CHINAMFG Electric Brake High Vacuum Pump vacuum pump connector

Product Description

Oil Free Dry Screw CHINAMFG Electric Brake High Vacuum Pump

Product Description

The LGB screw vacuum pump is an extraction equipment that uses a pair of screws to perform synchronous high-speed reverse rotation in the pump casing, generating suction and exhaust effects. Due to the certain gap between the screws, the pump operates smoothly without friction, with low noise, and no need for lubricating oil in the working chamber. Therefore, the dry screw pump can extract gas containing water vapor and a small amount of dust; Due to the maximum pressure of the LGB screw vacuum pump CHINAMFG 5PA, it can be widely used in various fields such as chemical industry, metallurgy, electronics, petroleum, aerospace, tools, papermaking, packaging, food, medicine, medical equipment, as well as information engineering, biotechnology, microelectronics, etc

Product Parameters

Model	LGB-70	LGB-100	LGB-200	LGB-300
Pumping speed(L/3)	70	100	200	300
Ultimate pressure(Pa)	5	5	5	5
rotational speed(rpm)	2900	2940	2940	2950
Connections of inlet DN(mm)	50	80	100	125
Connections of outle DN(mm)	45	65	65	80
Noise level dB(A)	≤80	≤80	≤80	≤80
temperature rise(°C)	≤40°C	≤40°C	≤40°C	≤40°C
Pumping size(mm)	1360X960X700	1650X847X933	1740X960X980	2100X1100X1030
Weight (with oil filling) kg	500	665	1571	1300
Motor Power(Kw)	7.5	15	18.5	37
Motor Voltage/motor base frequency(V/Hz)	380/50	380/50	380/50	380/50
Nominal Motor speed (rpm)	2900	2940	2940	2950
Nominal Motor current(A)	14.8	28.8	35.5	67.9
Type of protection(IP)	IP55	IP55	IP55	IP55

Detailed Photos

Choose the right materials and weld carefully

Surface texture, smooth lines, good quality visible

Performance stability and outstanding advantages

We can recommend the closest model according to your requirements

Long term use and high efficiency

Compact structure, low noise, and reliable use

Easy to disassemble and maintain

Can be selected according to process requirements

Materials and sealing methods for the overcurrent section of the pump

Company Profile

HangZhou Sifang Vacuum Equipment Co., Ltd. specializes in the production of vacuum furnaces, vacuum pumps, steel drums and other products.”Sifang” is the registered trademark of the company’s products.

our company is 1 professional vacuum equipment manufacturer in HangZhou, China. We specialize in vacuum pumps, furnaces, systems and components for diverse applications. We produce rotary vane vacuum pumps, water ring vacuum pumps, reciprocating vacuum pumps, roots vacuum pump units, vacuum heat treatment furnaces, vacuum aluminum brazing furnaces, high temperature brazing fur- naces, vacuum sintering furnaces, monocrystalline silicon furnaces and other products. All these vacuum equipment are widely used in aviation, aerospace, military, railway, automobile, machinery, mold, electronics, metallurgy, scientific research and other fields.

We have professional engineer support, high efficiency sales team and competitive price superiority, and attract customers from all over the world, we export to over 40 countries, including Europe, Poland, Serbia, Turkey, Russia, USA, Mexico, Brazil, India, Thailand, Middle east and South Africa.

After several years’ development, We have achieved great progress, we are equipped with the AutomaticCNCmachines and multi-func- tion testing machines. Our R&D department provide the strong tech- nical support and enable us to receive some 0 E M, O D M projects. We can produce at least 3000 sets vacuum equipment per year. With our innovative and energy-efficient vacuum equipment that is put to work in a multitude of manufacturing and process applica- tions, we also offer you a comprehensive suite of CHINAMFG ser- vices to complement our products.

FAQ

1.Q: Are you a factory or trading company?
A: We are a factory and we have professional team of workers,Designers and inspectors.

2.Q:Do you accept custom?
A:Of course.We have professional teams who make your designs,photos,imagines and OEM orders into real production.

3.Q:What’s your advantages?
A: Quick response to your enquiry,
High quality control,
Reasonable price,
Timely delivery,
Excellent after-sales service,
OEM/ODM are welcome

4.Q:What’s your shipping terms?
A:If you need to ship by air,we can use DHL,UPS,FedEx,TNT or EMS.If you need to ship by sea,we have many good forwarders to work with,they can provide the best price for you.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Online Support
Warranty:	1 Year
Oil or Not:	Oil
Structure:	Vacuum Pump
Exhauster Method:	Entrapment Vacuum Pump
Vacuum Degree:	Vacuum

Customization:	Available \|

vacuum pump

What Is the Role of Vacuum Pumps in Semiconductor Manufacturing?

Vacuum pumps play a critical role in semiconductor manufacturing processes. Here’s a detailed explanation:

Semiconductor manufacturing involves the production of integrated circuits (ICs) and other semiconductor devices used in various electronic applications. Vacuum pumps are used extensively throughout the semiconductor manufacturing process to create and maintain the required vacuum conditions for specific manufacturing steps.

Here are some key roles of vacuum pumps in semiconductor manufacturing:

1. Deposition Processes: Vacuum pumps are used in deposition processes such as physical vapor deposition (PVD) and chemical vapor deposition (CVD). These processes involve depositing thin films of materials onto semiconductor wafers to create various layers and patterns. Vacuum pumps help create a low-pressure environment necessary for precise control of the deposition process, ensuring uniform and high-quality film formation.

2. Etching and Cleaning: Vacuum pumps are utilized in etching and cleaning processes, which involve the removal of specific layers or contaminants from semiconductor wafers. Dry etching techniques, such as plasma etching and reactive ion etching, require a vacuum environment to facilitate the ionization and removal of material. Vacuum pumps aid in creating the necessary low-pressure conditions for efficient etching and cleaning processes.

3. Ion Implantation: Ion implantation is a process used to introduce impurities into specific regions of a semiconductor wafer to modify its electrical properties. Vacuum pumps are used to evacuate the ion implantation chamber, creating the required vacuum environment for accurate and controlled ion beam acceleration and implantation.

4. Wafer Handling and Transfer: Vacuum pumps are employed in wafer handling and transfer systems. These systems utilize vacuum suction to securely hold and manipulate semiconductor wafers during various manufacturing steps, such as loading and unloading from process chambers, robotic transfer between tools, and wafer alignment.

5. Load Lock Systems: Load lock systems are used to transfer semiconductor wafers between atmospheric conditions and the vacuum environment of process chambers. Vacuum pumps are integral components of load lock systems, creating and maintaining the vacuum conditions necessary for wafer transfer while minimizing contamination risks.

6. Metrology and Inspection: Vacuum pumps are utilized in metrology and inspection tools used for characterizing semiconductor devices. These tools, such as scanning electron microscopes (SEMs) and focused ion beam (FIB) systems, often operate in a vacuum environment to enable high-resolution imaging and accurate analysis of semiconductor structures and defects.

7. Leak Detection: Vacuum pumps are employed in leak detection systems to identify and locate leaks in vacuum chambers, process lines, and other components. These systems rely on vacuum pumps to evacuate the system and then monitor for any pressure rise, indicating the presence of leaks.

8. Cleanroom Environment Control: Semiconductor manufacturing facilities maintain cleanroom environments to prevent contamination during the fabrication process. Vacuum pumps are used in the design and operation of the cleanroom ventilation and filtration systems, helping to maintain the required air cleanliness levels by removing particulates and maintaining controlled air pressure differentials.

Vacuum pumps used in semiconductor manufacturing processes are often specialized to meet the stringent requirements of the industry. They need to provide high vacuum levels, precise control, low contamination levels, and reliability for continuous operation.

Overall, vacuum pumps are indispensable in semiconductor manufacturing, enabling the creation of the necessary vacuum conditions for various processes, ensuring the production of high-quality semiconductor devices.

vacuum pump

How Do Vacuum Pumps Impact the Quality of 3D Printing?

Vacuum pumps play a significant role in improving the quality and performance of 3D printing processes. Here’s a detailed explanation:

3D printing, also known as additive manufacturing, is a process of creating three-dimensional objects by depositing successive layers of material. Vacuum pumps are utilized in various aspects of 3D printing to enhance the overall quality, accuracy, and reliability of printed parts. Here are some key ways in which vacuum pumps impact 3D printing:

1. Material Handling and Filtration: Vacuum pumps are used in 3D printing systems to handle and control the flow of materials. They create the necessary suction force to transport powdered materials, such as polymers or metal powders, from storage containers to the printing chamber. Vacuum systems also assist in filtering and removing unwanted particles or impurities from the material, ensuring the purity and consistency of the feedstock. This helps to prevent clogging or contamination issues during the printing process.

2. Build Plate Adhesion: Proper adhesion of the printed object to the build plate is crucial for achieving dimensional accuracy and preventing warping or detachment during the printing process. Vacuum pumps are employed to create a vacuum environment or suction force that securely holds the build plate and ensures firm adhesion between the first layer of the printed object and the build surface. This promotes stability and minimizes the risk of layer shifting or deformation during the printing process.

3. Material Drying: Many 3D printing materials, such as filament or powdered polymers, can absorb moisture from the surrounding environment. Moisture-contaminated materials can lead to poor print quality, reduced mechanical properties, or defects in the printed parts. Vacuum pumps with integrated drying capabilities can be employed to create a low-pressure environment, effectively removing moisture from the materials before they are used in the printing process. This ensures the dryness and quality of the materials, resulting in improved print outcomes.

4. Resin Handling in Stereolithography (SLA): In SLA 3D printing, a liquid resin is selectively cured using light sources to create the desired object. Vacuum pumps are utilized to facilitate the resin handling process. They can be employed to degas or remove air bubbles from the liquid resin, ensuring a smooth and bubble-free flow during material dispensing. This helps to prevent defects and imperfections caused by trapped air or bubbles in the final printed part.

5. Enclosure Pressure Control: Some 3D printing processes, such as selective laser sintering (SLS) or binder jetting, require the printing chamber to be maintained at a specific pressure or controlled atmosphere. Vacuum pumps are used to create a controlled low-pressure or vacuum environment within the printing chamber, enabling precise pressure regulation and maintaining the desired conditions for optimal printing results. This control over the printing environment helps to prevent oxidation, improve material flow, and enhance the quality and consistency of printed parts.

6. Post-Processing and Cleaning: Vacuum pumps can also aid in post-processing steps and cleaning of 3D printed parts. For instance, in processes like support material removal or surface finishing, vacuum systems can assist in the removal of residual support structures or excess powder from printed objects. They can also be employed in vacuum-based cleaning methods, such as vapor smoothing, to achieve smoother surface finishes and enhance the aesthetics of the printed parts.

7. System Maintenance and Filtration: Vacuum pumps used in 3D printing systems require regular maintenance and proper filtration to ensure their efficient and reliable operation. Effective filtration systems within the vacuum pumps help to remove any contaminants or particles generated during printing, preventing their circulation and potential deposition on the printed parts. This helps to maintain the cleanliness of the printing environment and minimize the risk of defects or impurities in the final printed objects.

In summary, vacuum pumps have a significant impact on the quality of 3D printing. They contribute to material handling and filtration, build plate adhesion, material drying, resin handling in SLA, enclosure pressure control, post-processing and cleaning, as well as system maintenance and filtration. By utilizing vacuum pumps in these critical areas, 3D printing processes can achieve improved accuracy, dimensional stability, material quality, and overall print quality.

vacuum pump

What Is a Vacuum Pump, and How Does It Work?

A vacuum pump is a mechanical device used to create and maintain a vacuum or low-pressure environment within a closed system. Here’s a detailed explanation:

A vacuum pump operates on the principle of removing gas molecules from a sealed chamber, reducing the pressure inside the chamber to create a vacuum. The pump accomplishes this through various mechanisms and techniques, depending on the specific type of vacuum pump. Here are the basic steps involved in the operation of a vacuum pump:

1. Sealed Chamber:

The vacuum pump is connected to a sealed chamber or system from which air or gas molecules need to be evacuated. The chamber can be a container, a pipeline, or any other enclosed space.

2. Inlet and Outlet:

The vacuum pump has an inlet and an outlet. The inlet is connected to the sealed chamber, while the outlet may be vented to the atmosphere or connected to a collection system to capture or release the evacuated gas.

3. Mechanical Action:

The vacuum pump creates a mechanical action that removes gas molecules from the chamber. Different types of vacuum pumps use various mechanisms for this purpose:

– Positive Displacement Pumps: These pumps physically trap gas molecules and remove them from the chamber. Examples include rotary vane pumps, piston pumps, and diaphragm pumps.

– Momentum Transfer Pumps: These pumps use high-speed jets or rotating blades to transfer momentum to gas molecules, pushing them out of the chamber. Examples include turbomolecular pumps and diffusion pumps.

– Entrapment Pumps: These pumps capture gas molecules by adsorbing or condensing them on surfaces or in materials within the pump. Cryogenic pumps and ion pumps are examples of entrainment pumps.

4. Gas Evacuation:

As the vacuum pump operates, it creates a pressure differential between the chamber and the pump. This pressure differential causes gas molecules to move from the chamber to the pump’s inlet.

5. Exhaust or Collection:

Once the gas molecules are removed from the chamber, they are either exhausted into the atmosphere or collected and processed further, depending on the specific application.

6. Pressure Control:

Vacuum pumps often incorporate pressure control mechanisms to maintain the desired level of vacuum within the chamber. These mechanisms can include valves, regulators, or feedback systems that adjust the pump’s operation to achieve the desired pressure range.

7. Monitoring and Safety:

Vacuum pump systems may include sensors, gauges, or indicators to monitor the pressure levels, temperature, or other parameters. Safety features such as pressure relief valves or interlocks may also be included to protect the system and operators from overpressure or other hazardous conditions.

It’s important to note that different types of vacuum pumps have varying levels of vacuum they can achieve and are suitable for different pressure ranges and applications. The choice of vacuum pump depends on factors such as the required vacuum level, gas composition, pumping speed, and the specific application’s requirements.

In summary, a vacuum pump is a device that removes gas molecules from a sealed chamber, creating a vacuum or low-pressure environment. The pump accomplishes this through mechanical actions, such as positive displacement, momentum transfer, or entrapment. By creating a pressure differential, the pump evacuates gas from the chamber, and the gas is either exhausted or collected. Vacuum pumps play a crucial role in various industries, including manufacturing, research, and scientific applications.

China Good quality Oil Free Dry Screw CHINAMFG Electric Brake High Vacuum Pump vacuum pump connector
editor by Dream 2024-05-10

China Standard 2.6l/s 50hz, 3.1l/s 60hz GWSPS150 dry oil free scroll vacuum pump perfectly suited for laboratories and clean vacuum environment vacuum pump ac

Product Description

GWSPS Oil free Scroll Vacuum Pump

Working principle:
GWSPS oil free scroll vacuum pump is constructed with pump head assembly, crank pin assembly, bracket assembly, air flush assembly, and exhaust valve assembly. Two spiral cylinders, 1 offset and orbiting against the other fixed with an offset of 180° to form several crescent-shaped pockets of different sizes. By means of an eccentric drive, the orbiting scroll is made to orbit about the fixed scroll, reducing the volume of the pockets and compressing gas from outside towards the inside thereby pumping the gas from vacuum chamber.

Basic informations:
1) Model: GWSPS150 Oil free scroll vacuum pump
2) Ultimate vacuum pressure: 10.0Pa/0.1 mbar (abs.)
3) Max suction capacity: 50Hz-2.6l/s 60Hz-3.1l/s

Safety Precautions:
The GWSPS series oil free scroll vacuum pumps are suitable for clean processes only.
Do not pump toxic, explosive, flammable or corrosive substances or substances which contain chemicals, solvents or particles.GEOWELL will not perform maintenance work on pumps which have used special gases or other hazardous substances.
Be sure the inlet gas temperature must be lower than 122 °F.

Technical Specifications

Model			GWSPS75	GWSPS150	GWSPS300	GWSPS500	GWSPS900
Pumping Speed	50Hz	l/s	1.0	2.6	4.4	6.7	11.6
		m3/h	3.6	9.4	15.8	24.0	41.6
		cfm	2.2	5.7	8.8	14.7	24.6
	60Hz	l/s	1.2	3.1	5.3	8.1	13.9
		m3/h	4.2	11.1	18.9	28.8	50.0
		cfm	2.4	6.8	10.6	17.6	30.0
Ultimate Pressure		Torr	≤1.1*10^-1	*≤7.510^-2**	≤6.0*10^-2	≤3.7*10^-2	≤1.5
		psi	≤2.2*10^-3	*≤1.510^-3**	≤1.2*10^-3	≤7.5*10^-4	≤2.9*10^-2
		Pa	≤15	≤10	≤8	≤5	≤200
		mbar	≤1.5*10^-1	*≤1.010^-1**	≤8.0*10^-2	≤5.0*10^-2	≤2.0
Noise Level		dB(A)	≤57	≤57	≤60	≤61	≤65
Leakage		mbar·l/s	1*10^-7
Max. Inlet/Exhaust Pressure		MPa	0.1/0.13
Ambient Operation Temp.		ºF	41~104
Motor 1 phase	Power	kW	0.55			—	—
	Voltage	V	110~115 (60Hz),200~230 (50Hz)			—	—
	Speed	rpm	1425(50Hz), 1725(60Hz)			—	—
	Plug		North America, Europe, UK/Ireland, India			—	—
Motor 3 phase	Power	kW	0.55			0.75	1.50
	Voltage	V	200~230 or 380~415 (50Hz), 200~230 or 460 (60Hz)
	Speed	rpm	1425 (50Hz), 1725 (60Hz)
Inlet/Exhaust Flange			KF25/KF16			KF40/KF16
Dimensions	1 phase	mm	505265275	*510265275*	535320305	—	—
Dimensions	3 phase	mm	505265275	*510265275*	535320305	590320345	590320345
Net Weight	1 phase	kg	21	22	32	—	—
Net Weight	3 phase	kg	20	21	27	38	41
Cooling Type			Air cooled

Features & Benefits

No oil clean vacuum.
No oil back-diffusion, no oil mist exhaust, provide clean vacuum environment
Wide product lineup.
Pumping speed covers 3~42 m3/h, limited vacuum level 15~200 Pa
Suitable for all type of power supply around the world.
110/220/380/460V, 50/60Hz for choose
Low vibration, low noise.
57~65 dB(A), smooth operation
High efficiency, ease of maintenance.
No water cooled, no oil lubricated, no daily maintenance

Quality Control

CMM inspection system assures
fixed tolarance on dimension&shape

Pump Testing

Applications

Analyzing instrument and device.
Spectroscopy/scHangZhou electron microscopy.
Space environment simulation machine.
Helium Leak detector.
Mass spectrometer.
Cryopump regeneration.
Accelerators/synchrotrons.

Food and drug industry.
Freezing dryer.
Vacuum storage.
Medical equipment
Low temperature plasma sterilizer.
Vacuum storage.
Dental equipment.

Vacuum equipment.
Oil free ultrahigh vacuum unit
Oil free vacuum unit

What Is the Vacuum Level and How Is It Measured in Vacuum Pumps?

The vacuum level refers to the degree of pressure below atmospheric pressure in a vacuum system. It indicates the level of “emptiness” or the absence of gas molecules in the system. Here’s a detailed explanation of vacuum level measurement in vacuum pumps:

Vacuum level is typically measured using pressure units that represent the difference between the pressure in the vacuum system and atmospheric pressure. The most common unit of measurement for vacuum level is the Pascal (Pa), which is the SI unit. Other commonly used units include Torr, millibar (mbar), and inches of mercury (inHg).

Vacuum pumps are equipped with pressure sensors or gauges that measure the pressure within the vacuum system. These gauges are specifically designed to measure the low pressures encountered in vacuum applications. There are several types of pressure gauges used for measuring vacuum levels:

1. Pirani Gauge: Pirani gauges operate based on the thermal conductivity of gases. They consist of a heated element exposed to the vacuum environment. As gas molecules collide with the heated element, they transfer heat away, causing a change in temperature. By measuring the change in temperature, the pressure can be inferred, allowing the determination of the vacuum level.

2. Thermocouple Gauge: Thermocouple gauges utilize the thermal conductivity of gases similar to Pirani gauges. They consist of two dissimilar metal wires joined together, forming a thermocouple. As gas molecules collide with the thermocouple, they cause a temperature difference between the wires, generating a voltage. The voltage is proportional to the pressure and can be calibrated to provide a reading of the vacuum level.

3. Capacitance Manometer: Capacitance manometers measure pressure by detecting the change in capacitance between two electrodes caused by the deflection of a flexible diaphragm. As the pressure in the vacuum system changes, the diaphragm moves, altering the capacitance and providing a measurement of the vacuum level.

4. Ionization Gauge: Ionization gauges operate by ionizing gas molecules in the vacuum system and measuring the resulting electrical current. The ion current is proportional to the pressure, allowing the determination of the vacuum level. There are different types of ionization gauges, such as hot cathode, cold cathode, and Bayard-Alpert gauges.

5. Baratron Gauge: Baratron gauges utilize the principle of capacitance manometry but with a different design. They consist of a pressure-sensing diaphragm separated by a small gap from a reference electrode. The pressure difference between the vacuum system and the reference electrode causes the diaphragm to deflect, changing the capacitance and providing a measurement of the vacuum level.

It’s important to note that different types of vacuum pumps may have different pressure ranges and may require specific pressure gauges suitable for their operating conditions. Additionally, vacuum pumps are often equipped with multiple gauges to provide information about the pressure at different stages of the pumping process or in different parts of the system.

In summary, vacuum level refers to the pressure below atmospheric pressure in a vacuum system. It is measured using pressure gauges specifically designed for low-pressure environments. Common types of pressure gauges used in vacuum pumps include Pirani gauges, thermocouple gauges, capacitance manometers, ionization gauges, and Baratron gauges.

\ vacuum pump

What Is the Role of Vacuum Pumps in Pharmaceutical Manufacturing?

Vacuum pumps play a crucial role in various aspects of pharmaceutical manufacturing. Here’s a detailed explanation:

Vacuum pumps are extensively used in pharmaceutical manufacturing processes to support a range of critical operations. Some of the key roles of vacuum pumps in pharmaceutical manufacturing include:

1. Drying and Evaporation: Vacuum pumps are employed in drying and evaporation processes within the pharmaceutical industry. They facilitate the removal of moisture or solvents from pharmaceutical products or intermediates. Vacuum drying chambers or evaporators utilize vacuum pumps to create low-pressure conditions, which lower the boiling points of liquids, allowing them to evaporate at lower temperatures. By applying vacuum, moisture or solvents can be efficiently removed from substances such as active pharmaceutical ingredients (APIs), granules, powders, or coatings, ensuring the desired product quality and stability.

2. Filtration and Filtrate Recovery: Vacuum pumps are used in filtration processes for the separation of solid-liquid mixtures. Vacuum filtration systems typically employ a filter medium, such as filter paper or membranes, to retain solids while allowing the liquid portion to pass through. By applying vacuum to the filtration apparatus, the liquid is drawn through the filter medium, leaving behind the solids. Vacuum pumps facilitate efficient filtration, speeding up the process and improving product quality. Additionally, vacuum pumps can aid in filtrate recovery by collecting and transferring the filtrate for further processing or reuse.

3. Distillation and Purification: Vacuum pumps are essential in distillation and purification processes within the pharmaceutical industry. Distillation involves the separation of liquid mixtures based on their different boiling points. By creating a vacuum environment, vacuum pumps lower the boiling points of the components, allowing them to vaporize and separate more easily. This enables efficient separation and purification of pharmaceutical compounds, including the removal of impurities or the isolation of specific components. Vacuum pumps are utilized in various distillation setups, such as rotary evaporators or thin film evaporators, to achieve precise control over the distillation conditions.

4. Freeze Drying (Lyophilization): Vacuum pumps are integral to the freeze drying process, also known as lyophilization. Lyophilization is a dehydration technique that involves the removal of water or solvents from pharmaceutical products while preserving their structure and integrity. Vacuum pumps create a low-pressure environment in freeze drying chambers, allowing the frozen product to undergo sublimation. During sublimation, the frozen water or solvent directly transitions from the solid phase to the vapor phase, bypassing the liquid phase. Vacuum pumps facilitate efficient and controlled sublimation, leading to the production of stable, shelf-stable pharmaceutical products with extended shelf life.

5. Tablet and Capsule Manufacturing: Vacuum pumps are utilized in tablet and capsule manufacturing processes. They are involved in the creation of vacuum within tablet presses or capsule filling machines. By applying vacuum, the air is removed from the die cavity or capsule cavity, allowing for the precise filling of powders or granules. Vacuum pumps contribute to the production of uniform and well-formed tablets or capsules by ensuring accurate dosing and minimizing air entrapment, which can affect the final product quality.

6. Sterilization and Decontamination: Vacuum pumps are employed in sterilization and decontamination processes within the pharmaceutical industry. Autoclaves and sterilizers utilize vacuum pumps to create a vacuum environment before introducing steam or chemical sterilants. By removing air or gases from the chamber, vacuum pumps assist in achieving effective sterilization or decontamination by enhancing the penetration and distribution of sterilants. Vacuum pumps also aid in the removal of sterilants and residues after the sterilization process is complete.

It’s important to note that different types of vacuum pumps, such as rotary vane pumps, dry screw pumps, or liquid ring pumps, may be utilized in pharmaceutical manufacturing depending on the specific requirements of the process and the compatibility with pharmaceutical products.

In summary, vacuum pumps play a vital role in various stages of pharmaceutical manufacturing, including drying and evaporation, filtration and filtrate recovery, distillation and purification, freeze drying (lyophilization), tablet and capsule manufacturing, as well as sterilization and decontamination. By enabling efficient and controlled processes, vacuum pumps contribute to the production of high-quality pharmaceutical products, ensuring the desired characteristics, stability, and safety.

vacuum pump

Can Vacuum Pumps Be Used in Food Processing?

Yes, vacuum pumps are widely used in food processing for various applications. Here’s a detailed explanation:

Vacuum pumps play a crucial role in the food processing industry by enabling the creation and maintenance of vacuum or low-pressure environments. They offer several benefits in terms of food preservation, packaging, and processing. Here are some common applications of vacuum pumps in food processing:

1. Vacuum Packaging: Vacuum pumps are extensively used in vacuum packaging processes. Vacuum packaging involves removing air from the packaging container to create a vacuum-sealed environment. This process helps extend the shelf life of food products by inhibiting the growth of spoilage-causing microorganisms and reducing oxidation. Vacuum pumps are used to evacuate the air from the packaging, ensuring a tight seal and maintaining the quality and freshness of the food.

2. Freeze Drying: Vacuum pumps are essential in freeze drying or lyophilization processes used in food processing. Freeze drying involves removing moisture from food products while they are frozen, preserving their texture, flavor, and nutritional content. Vacuum pumps create a low-pressure environment that allows frozen water to directly sublimate from solid to vapor, resulting in the removal of moisture from the food without causing damage or loss of quality.

3. Vacuum Cooling: Vacuum pumps are utilized in vacuum cooling processes for rapid and efficient cooling of food products. Vacuum cooling involves placing the food in a vacuum chamber and reducing the pressure. This lowers the boiling point of water, facilitating the rapid evaporation of moisture and heat from the food, thereby cooling it quickly. Vacuum cooling helps maintain the freshness, texture, and quality of delicate food items such as fruits, vegetables, and bakery products.

4. Vacuum Concentration: Vacuum pumps are employed in vacuum concentration processes in the food industry. Vacuum concentration involves removing excess moisture from liquid food products to increase their solids content. By creating a vacuum, the boiling point of the liquid is reduced, allowing for gentle evaporation of water while preserving the desired flavors, nutrients, and viscosity of the product. Vacuum concentration is commonly used in the production of juices, sauces, and concentrates.

5. Vacuum Mixing and Deaeration: Vacuum pumps are used in mixing and deaeration processes in food processing. In the production of certain food products such as chocolates, confectioneries, and sauces, vacuum mixing is employed to remove air bubbles, achieve homogeneity, and improve product texture. Vacuum pumps aid in the removal of entrapped air and gases, resulting in smooth and uniform food products.

6. Vacuum Filtration: Vacuum pumps are utilized in food processing for vacuum filtration applications. Vacuum filtration involves separating solids from liquids or gases using a filter medium. Vacuum pumps create suction that draws the liquid or gas through the filter, leaving behind the solid particles. Vacuum filtration is commonly used in processes such as clarifying liquids, removing impurities, and separating solids from liquids in the production of beverages, oils, and dairy products.

7. Marinating and Brining: Vacuum pumps are employed in marinating and brining processes in the food industry. By applying a vacuum to the marinating or brining container, the pressure is reduced, allowing the marinade or brine to penetrate the food more efficiently. Vacuum marinating and brining help enhance flavor absorption, reduce marinating time, and improve the overall taste and texture of the food.

8. Controlled Atmosphere Packaging: Vacuum pumps are used in controlled atmosphere packaging (CAP) systems in the food industry. CAP involves modifying the gas composition within food packaging to extend the shelf life and maintain the quality of perishable products. Vacuum pumps aid in the removal of oxygen or other unwanted gases from the package, allowing the introduction of a desired gas mixture that preserves the food’s freshness and inhibits microbial growth.

These are just a few examples of how vacuum pumps are used in food processing. The ability to create and control vacuum or low-pressure environments is a valuable asset in preserving food quality, enhancing shelf life, and facilitating various processing techniques in the food industry.

China Standard 2.6l/s 50hz, 3.1l/s 60hz GWSPS150 dry oil free scroll vacuum pump perfectly suited for laboratories and clean vacuum environment vacuum pump ac
editor by Dream 2024-05-09

China Standard Pumping speed 15.8 m3/h GWSPS300 dry oil free scroll vacuum-pump combined with lower ultimate pressures and lower power consumption vacuum pump adapter

Product Description

GWSPS Oil free Scroll Vacuum Pump

Basic informations:
1) Model: GWSPS300 Oil free scroll vacuum pump
2) Ultimate vacuum pressure: 8.0Pa/0.08 mbar (abs.)
3) Max suction capacity: 50Hz-4.4l/s 60Hz-5.3l/s

Technical Specifications

Model			GWSPS75	GWSPS150	GWSPS300	GWSPS500	GWSPS900
Pumping Speed	50Hz	l/s	1.0	2.6	4.4	6.7	11.6
		m3/h	3.6	9.4	15.8	24.0	41.6
		cfm	2.2	5.7	8.8	14.7	24.6
	60Hz	l/s	1.2	3.1	5.3	8.1	13.9
		m3/h	4.2	11.1	18.9	28.8	50.0
		cfm	2.4	6.8	10.6	17.6	30.0
Ultimate Pressure		Torr	≤1.1*10^-1	≤7.5*10^-2	*≤6.010^-2**	≤3.7*10^-2	≤1.5
		psi	≤2.2*10^-3	≤1.5*10^-3	*≤1.210^-3**	≤7.5*10^-4	≤2.9*10^-2
		Pa	≤15	≤10	≤8	≤5	≤200
		mbar	≤1.5*10^-1	≤1.0*10^-1	*≤8.010^-2**	≤5.0*10^-2	≤2.0
Noise Level		dB(A)	≤57	≤57	≤60	≤61	≤65
Leakage		mbar·l/s	1*10^-7
Max. Inlet/Exhaust Pressure		MPa	0.1/0.13
Ambient Operation Temp.		ºF	41~104
Motor 1 phase	Power	kW	0.55			—	—
	Voltage	V	110~115 (60Hz),200~230 (50Hz)			—	—
	Speed	rpm	1425(50Hz), 1725(60Hz)			—	—
	Plug		North America, Europe, UK/Ireland, India			—	—
Motor 3 phase	Power	kW	0.55			0.75	1.50
	Voltage	V	200~230 or 380~415 (50Hz), 200~230 or 460 (60Hz)
	Speed	rpm	1425 (50Hz), 1725 (60Hz)
Inlet/Exhaust Flange			KF25/KF16			KF40/KF16
Dimensions	1 phase	mm	505265275	510265275	*535320305*	—	—
Dimensions	3 phase	mm	505265275	510265275	*535320305*	590320345	590320345
Net Weight	1 phase	kg	21	22	32	—	—
Net Weight	3 phase	kg	20	21	27	38	41
Cooling Type			Air cooled

Features & Benefits

Quality Control

CMM inspection system assures
fixed tolarance on dimension&shape

Pump Testing

Applications

Food and drug industry.
Freezing dryer.
Vacuum storage.
Medical equipment
Low temperature plasma sterilizer.
Vacuum storage.
Dental equipment.

Vacuum equipment.
Oil free ultrahigh vacuum unit
Oil free vacuum unit

What Is the Role of Vacuum Pumps in Semiconductor Manufacturing?

Vacuum pumps play a critical role in semiconductor manufacturing processes. Here’s a detailed explanation:

Here are some key roles of vacuum pumps in semiconductor manufacturing:

vacuum pump

What Is the Role of Vacuum Pumps in Pharmaceutical Manufacturing?

Vacuum pumps play a crucial role in various aspects of pharmaceutical manufacturing. Here’s a detailed explanation:

Vacuum pumps are extensively used in pharmaceutical manufacturing processes to support a range of critical operations. Some of the key roles of vacuum pumps in pharmaceutical manufacturing include:

vacuum pump

Can Vacuum Pumps Be Used in Food Processing?

Yes, vacuum pumps are widely used in food processing for various applications. Here’s a detailed explanation:

China Standard Pumping speed 15.8 m3/h GWSPS300 dry oil free scroll vacuum-pump combined with lower ultimate pressures and lower power consumption vacuum pump adapter
editor by Dream 2024-05-07

China OEM GWSP300 0.55kw oil-free dry scroll vacuum pump used in labs sold to the USA,Southeast Asia and Europe with Great quality

Product Description

GWSP Oil free Scroll Vacuum Pump

Working principle:
GWSP oil free scroll vacuum pump is constructed with pump head assembly, crank pin assembly, bracket assembly, air flush assembly,and exhaust valve assembly.Two spiral cylinders, 1 offset and orbiting against the other fixed with an offset of 180° to form several crescent-shaped pockets of different sizes. By means of an eccentric drive, the orbiting scroll is made to orbit about the fixed scroll, reducing the volume of the pockets and compressing gas from outside towards the inside thereby pumping the gas from vacuum chamber.

Basic informations:
1) Model: GWSP300 Oil free scroll vacuum pump
2) Ultimate vacuum pressure: 2.6 Pa/0.026 mbar (abs.)
3) Max suction capacity: 50Hz-4.3L/s 60Hz-5.1L/s

Safety Precautions:
The GWSP series oil free scroll vacuum pumps are suitable for clean processes only.
Do not pump toxic, explosive, flammable or corrosive substances or substances which contain chemicals, solvents or particles.GEOWELL will not perform maintenance work on pumps which have used special gases or other hazardous substances.
Be sure the inlet gas temperature must be lower than 122 °F.

Technical Specifications

Model			GWSP40	GWSP75	GWSP150	GWSP300	GWSP600	GWSP1000
Pumping Speed	50Hz	l/s	0.5	1.0	2.0	4.3	8.7	16.6
		m3/h	1.8	3.6	7.2	15.5	31.3	59.8
		cfm	1.1	2.1	4.3	9.3	18.7	35.8
	60Hz	l/s	0.6	1.2	2.4	5.1	10.4	20.0
		m3/h	2.2	4.3	8.6	18.3	37.4	71.6
		cfm	1.3	2.5	5.1	10.9	22.3	42.8
Ultimate Pressure		Torr	≤1.1*10-1	≤6.0*10-2	≤4.5*10-2	*≤1.910-2**	≤7.5*10-3	≤7.5*10-3
		psi	≤2.2*10-3	≤1.2*10-3	≤9.0*10-4	*≤3.810-4**	≤1.5*10-4	≤1.5*10-4
		Pa	≤15	≤8	≤6	≤2.6	≤1	≤1
		mbar	≤1.5*10-1	≤8.0*10-2	≤6.0*10-2	*≤2.610-2**	≤1.0*10-2	≤1.0*10-2
Noise Level		dB(A)	≤54	≤57	≤57	≤60	≤61	≤65
Leakage		mbar·l/s	1*10-7
Max. Inlet/Exhaust Pressure		MPa	0.1 / 0.13
Ambient Operation Temp.		ºF	41~104
Motor 1 phase	Power	kW	0.25	0.55	0.55	0.55	0.75	—
	Voltage	V	110~115 (60Hz),200~230 (50Hz)					—
	Speed	rpm	1425(50Hz),1725(60Hz)					—
	Plug		North America, Europe, UK/Ireland, India					—
Motor 3 phase	Power	kW	—	0.55	0.55	0.55	0.75	1.5
	Voltage	V	—	200~230 or 380~415 (50Hz),200~230 or 460 (60Hz)
	Speed	rpm	—	1425 (50Hz),1725 (60Hz)
Inlet/Exhaust Flange			KF25/KF16				KF40/KF16	KF40/KF16*2
Dimensions	1 phase	mm	326212253	450260296	455260296	*493297334*	538315348	—
Dimensions	3 phase	mm	—	450260296	455260296	*493297334*	538315348	576450402
Net Weight	1 phase	kg	15	21	22	29	36	—
Net Weight	3 phase	kg	—	20	21	28	31	54
Cooling Type			Air cooled
Others			With air flush

Features & Benefits

No oil clean vacuum.
No oil back-diffusion, no oil mist exhaust, provide clean vacuum environment
Wide product lineup.
Pumping speed covers 3~60 m3 /h, limited vacuum level 1~8 Pa
Suitable for all type of power supply around the world.
110/220/380/460V, 50/60Hz for choose
Low vibration, low noise.
57~65 dB(A), smooth operation
High efficiency, ease of maintenance.
No water cooled, no oil lubricated, no daily maintenance

Quality Control

CMM inspection system assures
fixed tolarance on dimension&shape

Pump Testing

Applications

Food and drug industry.
Freezing dryer.
Vacuum storage.
Medical equipment
Low temperature plasma sterilizer.
Vacuum storage.
Dental equipment.

Vacuum equipment.
Oil free ultrahigh vacuum unit
Oil free vacuum unit

How Are Vacuum Pumps Employed in the Production of Electronic Components?

Vacuum pumps play a crucial role in the production of electronic components. Here’s a detailed explanation:

The production of electronic components often requires controlled environments with low or no atmospheric pressure. Vacuum pumps are employed in various stages of the production process to create and maintain these vacuum conditions. Here are some key ways in which vacuum pumps are used in the production of electronic components:

1. Deposition Processes: Vacuum pumps are extensively used in deposition processes, such as physical vapor deposition (PVD) and chemical vapor deposition (CVD), which are commonly employed for thin film deposition on electronic components. These processes involve the deposition of materials onto substrates in a vacuum chamber. Vacuum pumps help create and maintain the necessary vacuum conditions required for precise and controlled deposition of the thin films.

2. Etching and Cleaning: Etching and cleaning processes are essential in the fabrication of electronic components. Vacuum pumps are used to create a vacuum environment in etching and cleaning chambers, where reactive gases or plasmas are employed to remove unwanted materials or residues from the surfaces of the components. The vacuum pumps help evacuate the chamber and ensure the efficient removal of byproducts and waste gases.

3. Drying and Bake-out: Vacuum pumps are utilized in the drying and bake-out processes of electronic components. After wet processes, such as cleaning or wet etching, components need to be dried thoroughly. Vacuum pumps help create a vacuum environment that facilitates the removal of moisture or solvents from the components, ensuring their dryness before subsequent processing steps. Additionally, vacuum bake-out is employed to remove moisture or other contaminants trapped within the components’ materials or structures, enhancing their reliability and performance.

4. Encapsulation and Packaging: Vacuum pumps are involved in the encapsulation and packaging stages of electronic component production. These processes often require the use of vacuum-sealed packaging to protect the components from environmental factors such as moisture, dust, or oxidation. Vacuum pumps assist in evacuating the packaging materials, creating a vacuum-sealed environment that helps maintain the integrity and longevity of the electronic components.

5. Testing and Quality Control: Vacuum pumps are utilized in testing and quality control processes for electronic components. Some types of testing, such as hermeticity testing, require the creation of a vacuum environment for evaluating the sealing integrity of electronic packages. Vacuum pumps help evacuate the testing chambers, ensuring accurate and reliable test results.

6. Soldering and Brazing: Vacuum pumps play a role in soldering and brazing processes for joining electronic components and assemblies. Vacuum soldering is a technique used to achieve high-quality solder joints by removing air and reducing the risk of voids, flux residuals, or oxidation. Vacuum pumps assist in evacuating the soldering chambers, creating the required vacuum conditions for precise and reliable soldering or brazing.

7. Surface Treatment: Vacuum pumps are employed in surface treatment processes for electronic components. These processes include plasma cleaning, surface activation, or surface modification techniques. Vacuum pumps help create the necessary vacuum environment where plasma or reactive gases are used to treat the component surfaces, improving adhesion, promoting bonding, or altering surface properties.

It’s important to note that different types of vacuum pumps may be used in electronic component production, depending on the specific process requirements. Commonly used vacuum pump technologies include rotary vane pumps, turbo pumps, cryogenic pumps, and dry pumps.

In summary, vacuum pumps are essential in the production of electronic components, facilitating deposition processes, etching and cleaning operations, drying and bake-out stages, encapsulation and packaging, testing and quality control, soldering and brazing, as well as surface treatment. They enable the creation and maintenance of controlled vacuum environments, ensuring precise and reliable manufacturing processes for electronic components.

vacuum pump

Can Vacuum Pumps Be Used in the Production of Solar Panels?

Yes, vacuum pumps are extensively used in the production of solar panels. Here’s a detailed explanation:

Solar panels, also known as photovoltaic (PV) panels, are devices that convert sunlight into electricity. The manufacturing process of solar panels involves several critical steps, many of which require the use of vacuum pumps. Vacuum technology plays a crucial role in ensuring the efficiency, reliability, and quality of solar panel production. Here are some key areas where vacuum pumps are utilized:

1. Silicon Ingot Production: The first step in solar panel manufacturing is the production of silicon ingots. These ingots are cylindrical blocks of pure crystalline silicon that serve as the raw material for solar cells. Vacuum pumps are used in the Czochralski process, which involves melting polycrystalline silicon in a quartz crucible and then slowly pulling a single crystal ingot from the molten silicon. Vacuum pumps create a controlled environment by removing impurities and preventing contamination during the crystal growth process.

2. Wafering: After the silicon ingots are produced, they undergo wafering, where the ingots are sliced into thin wafers. Vacuum pumps are used in wire saws to create a low-pressure environment that helps to cool and lubricate the cutting wire. The vacuum also assists in removing the silicon debris generated during the slicing process, ensuring clean and precise cuts.

3. Solar Cell Production: Vacuum pumps play a significant role in various stages of solar cell production. Solar cells are the individual units within a solar panel that convert sunlight into electricity. Vacuum pumps are used in the following processes:

– Diffusion: In the diffusion process, dopants such as phosphorus or boron are introduced into the silicon wafer to create the desired electrical properties. Vacuum pumps are utilized in the diffusion furnace to create a controlled atmosphere for the diffusion process and remove any impurities or gases that may affect the quality of the solar cell.

– Deposition: Thin films of materials such as anti-reflective coatings, passivation layers, and electrode materials are deposited onto the silicon wafer. Vacuum pumps are used in various deposition techniques like physical vapor deposition (PVD) or chemical vapor deposition (CVD) to create the necessary vacuum conditions for precise and uniform film deposition.

– Etching: Etching processes are employed to create the desired surface textures on the solar cell, which enhance light trapping and improve efficiency. Vacuum pumps are used in plasma etching or wet etching techniques to remove unwanted material or create specific surface structures on the solar cell.

4. Encapsulation: After the solar cells are produced, they are encapsulated to protect them from environmental factors such as moisture and mechanical stress. Vacuum pumps are used in the encapsulation process to create a vacuum environment, ensuring the removal of air and moisture from the encapsulation materials. This helps to achieve proper bonding and prevents the formation of bubbles or voids, which could degrade the performance and longevity of the solar panel.

5. Testing and Quality Control: Vacuum pumps are also utilized in testing and quality control processes during solar panel production. For example, vacuum systems can be used for leak testing to ensure the integrity of the encapsulation and to detect any potential defects or leaks in the panel assembly. Vacuum-based measurement techniques may also be employed for assessing the electrical characteristics and efficiency of the solar cells or panels.

In summary, vacuum pumps are integral to the production of solar panels. They are used in various stages of the manufacturing process, including silicon ingot production, wafering, solar cell production (diffusion, deposition, and etching), encapsulation, and testing. Vacuum technology enables precise control, contamination prevention, and efficient processing, contributing to the production of high-quality and reliable solar panels. vacuum pump

Are There Different Types of Vacuum Pumps Available?

Yes, there are various types of vacuum pumps available, each designed to suit specific applications and operating principles. Here’s a detailed explanation:

Vacuum pumps are classified based on their operating principles, mechanisms, and the type of vacuum they can generate. Some common types of vacuum pumps include:

1. Rotary Vane Vacuum Pumps:

– Description: Rotary vane pumps are positive displacement pumps that use rotating vanes to create a vacuum. The vanes slide in and out of slots in the pump rotor, trapping and compressing gas to create suction and generate a vacuum.

– Applications: Rotary vane vacuum pumps are widely used in applications requiring moderate vacuum levels, such as laboratory vacuum systems, packaging, refrigeration, and air conditioning.

2. Diaphragm Vacuum Pumps:

– Description: Diaphragm pumps use a flexible diaphragm that moves up and down to create a vacuum. The diaphragm separates the vacuum chamber from the driving mechanism, preventing contamination and oil-free operation.

– Applications: Diaphragm vacuum pumps are commonly used in laboratories, medical equipment, analysis instruments, and applications where oil-free or chemical-resistant vacuum is required.

3. Scroll Vacuum Pumps:

– Description: Scroll pumps have two spiral-shaped scrolls—one fixed and one orbiting—which create a series of moving crescent-shaped gas pockets. As the scrolls move, gas is continuously trapped and compressed, resulting in a vacuum.

– Applications: Scroll vacuum pumps are suitable for applications requiring a clean and dry vacuum, such as analytical instruments, vacuum drying, and vacuum coating.

4. Piston Vacuum Pumps:

– Description: Piston pumps use reciprocating pistons to create a vacuum by compressing gas and then releasing it through valves. They can achieve high vacuum levels but may require lubrication.

– Applications: Piston vacuum pumps are used in applications requiring high vacuum levels, such as vacuum furnaces, freeze drying, and semiconductor manufacturing.

5. Turbo Molecular Vacuum Pumps:

– Description: Turbo pumps use high-speed rotating blades or impellers to create a molecular flow, continuously pumping gas molecules out of the system. They typically require a backing pump to operate.

– Applications: Turbo molecular pumps are used in high vacuum applications, such as semiconductor fabrication, research laboratories, and mass spectrometry.

6. Diffusion Vacuum Pumps:

– Description: Diffusion pumps rely on the diffusion of gas molecules and their subsequent removal by a high-speed jet of vapor. They operate at high vacuum levels and require a backing pump.

– Applications: Diffusion pumps are commonly used in applications requiring high vacuum levels, such as vacuum metallurgy, space simulation chambers, and particle accelerators.

7. Cryogenic Vacuum Pumps:

– Description: Cryogenic pumps use extremely low temperatures to condense and capture gas molecules, creating a vacuum. They rely on cryogenic fluids, such as liquid nitrogen or helium, for operation.

– Applications: Cryogenic vacuum pumps are used in ultra-high vacuum applications, such as particle physics research, material science, and fusion reactors.

These are just a few examples of the different types of vacuum pumps available. Each type has its advantages, limitations, and suitability for specific applications. The choice of vacuum pump depends on factors like required vacuum level, gas compatibility, reliability, cost, and the specific needs of the application.

China OEM GWSP300 0.55kw oil-free dry scroll vacuum pump used in labs sold to the USA,Southeast Asia and Europe with Great quality
editor by Dream 2024-05-06

China factory Highly Valued by Cutomers Geowell Vacuum Pump Supplier Gwsp1000 71.6m3/H 0.01mbar 60Hz Manufacturing Scroll Pump Oil Free vacuum pump electric

Product Description

GWSP Oil free Scroll Vacuum Pump

Basic informations:
1) Model: GWSP1000 Oil free scroll vacuum pump
2) Ultimate vacuum pressure: 1 Pa/0.01 mbar (abs.)
3) Max suction capacity: 50Hz-16.6L/s 60Hz-20.0L/s

Technical Specifications

Model			GWSP40	GWSP75	GWSP150	GWSP300	GWSP600	GWSP1000
Pumping Speed	50Hz	l/s	0.5	1.0	2.0	4.3	8.7	16.6
		m3/h	1.8	3.6	7.2	15.5	31.3	59.8
		cfm	1.1	2.1	4.3	9.3	18.7	35.8
	60Hz	l/s	0.6	1.2	2.4	5.1	10.4	20.0
		m3/h	2.2	4.3	8.6	18.3	37.4	71.6
		cfm	1.3	2.5	5.1	10.9	22.3	42.8
Ultimate Pressure		Torr	≤1.1*10-1	≤6.0*10-2	≤4.5*10-2	≤1.9*10-2	≤7.5*10-3	*≤7.510-3**
		psi	≤2.2*10-3	≤1.2*10-3	≤9.0*10-4	≤3.8*10-4	≤1.5*10-4	*≤1.510-4**
		Pa	≤15	≤8	≤6	≤2.6	≤1	≤1
		mbar	≤1.5*10-1	≤8.0*10-2	≤6.0*10-2	≤2.6*10-2	≤1.0*10-2	*≤1.010-2**
Noise Level		dB(A)	≤54	≤57	≤57	≤60	≤61	≤65
Leakage		mbar·l/s	1*10-7
Max. Inlet/Exhaust Pressure		MPa	0.1 / 0.13
Ambient Operation Temp.		ºF	41~104
Motor 1 phase	Power	kW	0.25	0.55	0.55	0.55	0.75	—
	Voltage	V	110~115 (60Hz),200~230 (50Hz)					—
	Speed	rpm	1425(50Hz),1725(60Hz)					—
	Plug		North America, Europe, UK/Ireland, India					—
Motor 3 phase	Power	kW	—	0.55	0.55	0.55	0.75	1.5
	Voltage	V	—	200~230 or 380~415 (50Hz),200~230 or 460 (60Hz)
	Speed	rpm	—	1425 (50Hz),1725 (60Hz)
Inlet/Exhaust Flange			KF25/KF16				KF40/KF16	*KF40/KF162**
Dimensions	1 phase	mm	326212253	450260296	455260296	493297334	538315348	—
Dimensions	3 phase	mm	—	450260296	455260296	493297334	538315348	*576450402*
Net Weight	1 phase	kg	15	21	22	29	36	—
Net Weight	3 phase	kg	—	20	21	28	31	54
Cooling Type			Air cooled
Others			With air flush

Features & Benefits

Quality Control

CMM inspection system assures
fixed tolarance on dimension&shape

Pump Testing

Applications

Semiconductor industryindustry.stry

Vacuum sputtering machine.

IC plasma cleaning machine.

IC plasma polishing machine.

IC packaging machine.

IC transmission chamber.

Photoelectric industry.
LED vacuum annealing furnace.
Load lock/transfer chambers.
Glove box.
LED packaging machine.
Liquid crystal injection and packaging.

Material industry.
Vacuum annealing furnace.
Vacuum diffusion oven.
3D metal printing.
Single crystal growth furnace.
Microwave cleaning and microwave drying machine.
E-beam/Laser melting.
Vacuum degassing.
Vacuum gas substitution.

Vacuum equipment.

Oil free ultrahigh vacuum unit.
Oil free vacuum unit.

Company Profile

FAQ

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Yes
Warranty:	1 Years
Oil or Not:	Oil Free
Structure:	Scroll Pump
Exhauster Method:	a Pair of Vortex Plates
Vacuum Degree:	Low Vacuum

Customization:	Available \|

vacuum pump

Can Vacuum Pumps Be Used in the Aerospace Sector?

Vacuum pumps indeed have various applications in the aerospace sector. Here’s a detailed explanation:

Vacuum pumps play a crucial role in several areas of the aerospace industry, supporting various processes and systems. Some of the key applications of vacuum pumps in the aerospace sector include:

1. Space Simulation Chambers: Vacuum pumps are used in space simulation chambers to replicate the low-pressure conditions experienced in outer space. These chambers are utilized for testing and validating the performance and functionality of aerospace components and systems under simulated space conditions. Vacuum pumps create and maintain the necessary vacuum environment within these chambers, allowing engineers and scientists to evaluate the behavior and response of aerospace equipment in space-like conditions.

2. Propellant Management: In space propulsion systems, vacuum pumps are employed for propellant management. They help in the transfer, circulation, and pressurization of propellants, such as liquid rocket fuels or cryogenic fluids, in both launch vehicles and spacecraft. Vacuum pumps assist in creating the required pressure differentials for propellant flow and control, ensuring efficient and reliable operation of propulsion systems.

3. Environmental Control Systems: Vacuum pumps are utilized in the environmental control systems of aircraft and spacecraft. These systems are responsible for maintaining the desired atmospheric conditions, including temperature, humidity, and cabin pressure, to ensure the comfort, safety, and well-being of crew members and passengers. Vacuum pumps are used to regulate and control the cabin pressure, facilitating the circulation of fresh air and maintaining the desired air quality within the aircraft or spacecraft.

4. Satellite Technology: Vacuum pumps find numerous applications in satellite technology. They are used in the fabrication and testing of satellite components, such as sensors, detectors, and electronic devices. Vacuum pumps help create the necessary vacuum conditions for thin film deposition, surface treatment, and testing processes, ensuring the performance and reliability of satellite equipment. Additionally, vacuum pumps are employed in satellite propulsion systems to manage propellants and provide thrust for orbital maneuvers.

5. Avionics and Instrumentation: Vacuum pumps are involved in the production and testing of avionics and instrumentation systems used in aerospace applications. They facilitate processes such as thin film deposition, vacuum encapsulation, and vacuum drying, ensuring the integrity and functionality of electronic components and circuitry. Vacuum pumps are also utilized in vacuum leak testing, where they help create a vacuum environment to detect and locate any leaks in aerospace systems and components.

6. High Altitude Testing: Vacuum pumps are used in high altitude testing facilities to simulate the low-pressure conditions encountered at high altitudes. These testing facilities are employed for evaluating the performance and functionality of aerospace equipment, such as engines, materials, and structures, under simulated high altitude conditions. Vacuum pumps create and control the required low-pressure environment, allowing engineers and researchers to assess the behavior and response of aerospace systems in high altitude scenarios.

7. Rocket Engine Testing: Vacuum pumps are crucial in rocket engine testing facilities. They are utilized to evacuate and maintain the vacuum conditions in engine test chambers or nozzles during rocket engine testing. By creating a vacuum environment, these pumps simulate the conditions experienced by rocket engines in the vacuum of space, enabling accurate testing and evaluation of engine performance, thrust levels, and efficiency.

It’s important to note that aerospace applications often require specialized vacuum pumps capable of meeting stringent requirements, such as high reliability, low outgassing, compatibility with propellants or cryogenic fluids, and resistance to extreme temperatures and pressures.

In summary, vacuum pumps are extensively used in the aerospace sector for a wide range of applications, including space simulation chambers, propellant management, environmental control systems, satellite technology, avionics and instrumentation, high altitude testing, and rocket engine testing. They contribute to the development, testing, and operation of aerospace equipment, ensuring optimal performance, reliability, and safety.

vacuum pump

What Is the Role of Vacuum Pumps in Pharmaceutical Manufacturing?

Vacuum pumps play a crucial role in various aspects of pharmaceutical manufacturing. Here’s a detailed explanation:

Vacuum pumps are extensively used in pharmaceutical manufacturing processes to support a range of critical operations. Some of the key roles of vacuum pumps in pharmaceutical manufacturing include:

vacuum pump

How Do You Choose the Right Size Vacuum Pump for a Specific Application?

Choosing the right size vacuum pump for a specific application involves considering several factors to ensure optimal performance and efficiency. Here’s a detailed explanation:

1. Required Vacuum Level: The first consideration is the desired vacuum level for your application. Different applications have varying vacuum level requirements, ranging from low vacuum to high vacuum or even ultra-high vacuum. Determine the specific vacuum level needed, such as microns of mercury (mmHg) or pascals (Pa), and choose a vacuum pump capable of achieving and maintaining that level.

2. Pumping Speed: The pumping speed, also known as the displacement or flow rate, is the volume of gas a vacuum pump can remove from a system per unit of time. It is typically expressed in liters per second (L/s) or cubic feet per minute (CFM). Consider the required pumping speed for your application, which depends on factors such as the volume of the system, the gas load, and the desired evacuation time.

3. Gas Load and Composition: The type and composition of the gas or vapor being pumped play a significant role in selecting the right vacuum pump. Different pumps have varying capabilities and compatibilities with specific gases. Some pumps may be suitable for pumping only non-reactive gases, while others can handle corrosive gases or vapors. Consider the gas load and its potential impact on the pump’s performance and materials of construction.

4. Backing Pump Requirements: In some applications, a vacuum pump may require a backing pump to reach and maintain the desired vacuum level. A backing pump provides a rough vacuum, which is then further processed by the primary vacuum pump. Consider whether your application requires a backing pump and ensure compatibility and proper sizing between the primary pump and the backing pump.

5. System Leakage: Evaluate the potential leakage in your system. If your system has significant leakage, you may need a vacuum pump with a higher pumping speed to compensate for the continuous influx of gas. Additionally, consider the impact of leakage on the required vacuum level and the pump’s ability to maintain it.

6. Power Requirements and Operating Cost: Consider the power requirements of the vacuum pump and ensure that your facility can provide the necessary electrical supply. Additionally, assess the operating cost, including energy consumption and maintenance requirements, to choose a pump that aligns with your budget and operational considerations.

7. Size and Space Constraints: Take into account the physical size of the vacuum pump and whether it can fit within the available space in your facility. Consider factors such as pump dimensions, weight, and the need for any additional accessories or support equipment.

8. Manufacturer’s Recommendations and Expert Advice: Consult the manufacturer’s specifications, guidelines, and recommendations for selecting the right pump for your specific application. Additionally, seek expert advice from vacuum pump specialists or engineers who can provide insights based on their experience and knowledge.

By considering these factors and evaluating the specific requirements of your application, you can select the right size vacuum pump that meets the desired vacuum level, pumping speed, gas compatibility, and other essential criteria. Choosing the appropriate vacuum pump ensures efficient operation, optimal performance, and longevity for your application.

China factory Highly Valued by Cutomers Geowell Vacuum Pump Supplier Gwsp1000 71.6m3/H 0.01mbar 60Hz Manufacturing Scroll Pump Oil Free vacuum pump electric
editor by Dream 2024-05-03

China Professional Oil-Free Diaphragm Vacuum Pump with 20L/Min Pumping Speed vacuum pump for ac

Product Description

;

Product Description

China lab mini oilless diaphragm vacuum pump price

“TOPTION” series Diaphragm Vacuum Pump has the features of continuous oil free pumping , low noise level , higher efficiency , long lifetime . It is mainly used in medicinal products analysis , industry of fine chemicals , biochemical pharmacy , food examination , The criminal investigation technology , etc . It is used with the precision chromatography instrument , the necessary of laboratory . This product is specially designed for laboratory , reliable and easy to use .

APPLICATION:Vacuum adsorption;Solvent filtration;Vacuum distillation;Vacuum drying;Compressing and converting gas
SPE ( CZPT phase extraction);Deaeration

Product Parameters

name	type	ultimate vacuum	ultimate pressure	Speed (L/Min)	Positive pressure	Pump head	noise(DB)
diaphragm vacuum pump	GM-0.20	250mbar	0.075Mpa	12	≥30Psi	2	<60DB
	GM-0.33A	200mbar	0.08Mpa	20		1	<60DB
	GM-0.5A	200mbar	0.08Mpa	30	≥30Psi	1	<60DB
	GM-0.5B	50mbar	0.095Mpa	30		2	<60DB
	GM-1.0A	200mbar	0.08Mpa	60	≥30Psi	2	<60DB
	GM – 2	200mbar	0.08Mpa	120		2	<60DB
	GM-0.33A(anti-corrosion)	200mbar	0.08Mpa	20		1	<60DB
	GM-0.5A(anti-corrosion)	200mbar	0.08Mpa	30	≥30Psi	1	<60DB
	GM-0.5B(anti-corrosion)	50mbar	0.095Mpa	30		2	<60DB
	GM-1.0A(anti-corrosion)	200mbar	0.08Mpa	60L	≥30Psi	2	<60DB
	GM – 2(anti-corrosion)	200mbar	0.08Mpa	120		2	<60DB

Detailed Photos

Company Profile

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Oil or Not:	Oil Free
Structure:	Diaphragm Pump
Exhauster Method:	Positive Displacement Pump
Vacuum Degree:	Low Vacuum
Work Function:	Maintain the Pump
Working Conditions:	Dry

Customization:	Available \|

Vacuum Pump

Types of vacuum pumps

A vacuum pump is a device that pulls gas molecules out of a sealed volume and maintains a partial vacuum. Its job is to create a relative vacuum within its capabilities. Several types of vacuum pumps are available, including scroll and rotary piston models. Each has its own characteristics and uses. To learn more, read this article.

Screw Pump

Screw vacuum pumps use a mechanical screw to move an air or gas chamber to the axial housing wall. The movement of the chamber reduces the volume of gas, which is pre-compressed before being expelled through the pressure connection. These pumps can be single-pitch models or variable-pitch models. Variable pitch models feature variable pitch rotors that help distribute heat loads evenly across the rotor. Some models also include a thermostatic control valve that shuts off the pump if the water temperature gets too high. Screw vacuum pumps are available in single-ended or double-ended designs. Single-ended and double-ended screw pumps provide up to 3.7 x 10-4 Torr and an ultimate vacuum of 900 m3/h (560 cfm), which is sufficient for many industrial processes. Progressive cavity pumps are particularly suitable for vapor compression applications. These pumps also have an internal rotor to minimize layer formation. Combined with air cooling, they are suitable for use in hazardous environments. In addition, the screw rotor design prevents the build-up of substances in the pump cavity that could react with high temperatures. These pumps are also easily removable for quick cleaning. Screw vacuum pumps are also designed for low cost and minimal maintenance. Agknx screw vacuum pumps are designed in Germany and are very reliable and economical. Pump performance depends on cooling system and temperature. The temperature of the water used should be kept within a certain range, otherwise the pump may overheat and fail. Screw vacuum pumps are often used in scientific experiments. They are standard main pumps in large storage rings, gravitational wave detectors, and space simulation chambers. One of the largest ultra-high vacuum chambers in the world is made of screw vacuum pumps. An example is the KATRIN experiment. There are two types of screw vacuum pumps: oil-sealed and dry. Oil-sealed screw pumps use oil as a sealant and coolant. They are suitable for demanding vacuum applications such as woodworking and plastics processing. Dry screw pumps have an air-cooled chamber, and they can achieve higher vacuum levels than oil-sealed pumps.

Rotary Piston Vacuum Pumps

Rotary Piston Vacuum Pumps provide the rugged performance essential for applications requiring vacuum. They can deliver flow rates up to 1280 acfm and reach deep vacuum levels up to 0.0004 Torr. They are available in single-stage and two-stage models. The report also provides detailed information about the key players, their financial status, and business overview. A rotary piston vacuum pump is a versatile and affordable vacuum device. They are available in single-stage and two-stage configurations with higher capacity and higher vacuum. They can be easily maintained by an in-house maintenance team or by a local third-party service shop. Pump manufacturers can also provide services. Rotary piston vacuum pumps are available in single-stage and compound designs. They are ideal for a variety of applications. Their high-performance design enables them to operate at any pressure up to atmospheric pressure. They also have no metal-to-metal contact, which makes them ideal for dirty applications. Whether you need a pump that can operate at high or low pressure, a rotary piston vacuum pump is an excellent choice. When purchasing a rotary piston vacuum pump, it is important to choose a manufacturer with a reputation for providing high-quality service and repairs. In addition to the high quality of the pump, you also need to ensure its availability. You should also consider the cost and quality of the part. A good vacuum pump company should also provide technical support, service support and accessories. Oil-free pumps are a popular choice for laboratories, clean rooms and confined rooms. Their high-quality parts are made from lightweight, corrosion-resistant and specially formulated polymers. Oil-free pumps can handle high levels of air moisture and are excellent at removing contaminants. However, they are not suitable for applications containing organic vapors or acids. Atlas Copco’s GLS rotary piston pumps are a popular choice for industrial vacuum applications. Its space-saving design makes it an ideal solution for harsh environments. It is also very reliable and has low lifecycle costs. It has an automatic lubrication system and water mizer to minimize water consumption.
Vacuum Pump

Scroll Vacuum Pumps

<br Scroll Vacuum Pumps can be used to pump air, gases, and other fluids. They are suitable for creating a vacuum in transfer chambers, mass spectrometers, and load lock chambers. They are also ideal for helium leak detectors and other analytical equipment. Scroll vacuum pumps are available in a variety of models, including the diaphragm, turbine, and oil-dry scroll models. They are used in a variety of industries, including the semiconductor, biotechnology, and pharmaceutical industries. Flexible and durable oil-free scroll vacuum pumps are an excellent choice for light industrial, general laboratory, and research applications. They also offer several advantages over other vacuum pumps, including low operating costs and environmental sustainability. Scroll vacuum pumps do not require oil, which is a big advantage in terms of cost. Scroll vacuum pumps are also quieter. Scroll vacuum pumps are designed for low, medium, and high vacuum systems. They create a high vacuum and cannot tolerate particles. Although they are relatively small, they are ideal for vacuum laboratory applications and are also suitable for dry vacuum pumping. They can be combined with chemically resistant PTFE components, making them more suitable for chemical applications. Scroll vacuum pumps feature a unique design that makes them very versatile and efficient. The pump has two helical structures, one is fixed and the other is rotating, which can effectively pump gas and liquid. When the rotor begins to move, the gas is compressed slightly and then flows through the system to the exhaust port. Scroll vacuum pumps are efficient, oil-free and compact. Known for their high tolerance to the atmosphere, they feature sensorless INFORM(r) control to minimize noise and vibration. These vacuum pumps are ideal for low to medium flow applications including analytical equipment, freeze dryers, vacuum coaters and mass spectrometers. The most important advantage of a scroll vacuum pump is its reliability. They can be used for three years or more without problems and are easy to maintain. With proper maintenance, they can reduce repair costs.

Diaphragm vacuum pumps

Diaphragm vacuum pumps are used in a variety of industrial processes. These pumps use an elastic diaphragm fixed around the outer diameter. They are efficient and can handle most types of liquids. They are commonly used for dewatering, filling and water removal. These pumps are easy to maintain. Diaphragm vacuum pumps are available in a variety of sizes and power outputs. Oil-free diaphragm vacuum pumps do not require oil, lubrication and cooling. These pumps are compatible with many types of laboratory equipment. Diaphragm vacuum pumps are equipped with dual voltage motors and DC drives for greater flexibility and durability. Diaphragm vacuum pumps can achieve higher vacuum levels than rotary vane pumps. They are more efficient than diaphragm pumps. They do not require oil and require less maintenance than their rotary vane counterparts. However, the diaphragms of these pumps may need to be replaced every few years. Diaphragm vacuum pumps are the most popular type of vacuum pump and can be used for a variety of applications. They can be used for everyday work and can be large enough to be used in a vacuum oven or rotary evaporator. Diaphragm vacuum pumps use pulsed motion to move air. They eliminate the need for oil and are highly chemical and steam resistant. They can handle a wide variety of samples, including high viscosity liquids. Diaphragm vacuum pumps are generally smaller than other types of vacuum pumps. Scroll pumps are made of metal and are generally recommended for solvent and water samples. They are not recommended for high acid samples. However, they are suitable for freeze drying. They can also be used for concentration applications. In this way, they have greater displacement capacity and can reach higher ultimate vacuum levels.

China Professional Oil-Free Diaphragm Vacuum Pump with 20L/Min Pumping Speed vacuum pump for ac
editor by Dream 2024-05-02

China Custom OEM Factory Wlw Industrial Vertical Piston Oil-Free Reciprocating Vacuum Pump with high quality

Product Description

OEM Factory Wlw Industrial Vertical Piston Oil-Free Reciprocating Vacuum Pump

Product Description

A reciprocating vacuum pump (also known as a piston vacuum pump) is 1 of the low vacuum acquisition equipment. Its limited pressure is generally between 1330 and 2660Pa, and its pumping speed range is relatively large, from 50L/S to 600L/S. It is suitable for vacuum impregnation, steel vacuum treatment, vacuum distillation, vacuum evaporation in industries such as petroleum, chemical, pharmaceutical, food, light industry, metallurgy, and electrical engineering. Vacuum concentration, vacuum crystallization, vacuum drying, vacuum filtration, and vacuum operation of concrete to remove gases. Reciprocating vacuum pumps are not suitable for extracting gases with high oxygen content, explosive properties, corrosive properties on metals, or gases containing particulate dust. They are also not suitable for transporting gases from 1 container to another as delivery pumps.

The working principle diagram of a reciprocating vacuum pump is shown in the figure. The main components of the reciprocating vacuum pump are cylinder 1 and piston 2, which moves in a reciprocating straight line. The drive of the piston is completed by a crank connecting rod mechanism 3 (including a crosshead). In addition to the main components mentioned above, there are also important components such as exhaust valve 4 and suction valve 5, as well as auxiliary components such as the base, crankcase, dynamic seal, and static seal.

Product Parameters

Model	WLW-50	WLW-70	WLW-100	WLW-150	WLW-200	WLW-300	WLW-600
Pumping speed(L/S)	50	70	100	150	200	300	300
Ultimate Pres-(≤Pa)	2000	2000	2000	2000	2000	2000	2000
rotational speed(rpm)	270	380	350	210	280	250	240
Connections of inleDN(mm)	50	50	95	125	125	160	245
LW Noise dB(A)	15	15	15	15	15	15	15
Noise level dB(A)	≤70	≤75	≤75	≤78	≤80	≤80	≤80
temperature rise (°C)	≤40°C	≤40°C	≤40°C	≤40°C	≤40°C	≤40°C	≤40°C
Pumping size (mm)	1060X542X1458	1060X542X1458	1170X616X1715	1325X700X1783	1325X765X1783	1556X871X2125	2068X1100X2600
Weight (Kg)	500	520	700	900	1000	1500	3100
Motor Power (Kg)	4	5.5	7.5	11	15	22	45
Motor Voltage/motor base frequency (V/Hz)	380/50	380/50	380/50	380/50	380/50	380/50	380/50
Nominal Motor speed (rpm)	970	970	970	970	980	980	990
Nominal Motor current (A)	9.4	12.6	16.8	24.3	31.6	44.7	85.9
Type of protection(IP)	IP55	IP55	IP55	IP55	IP55	IP55	IP55
WLW vertical oil-free (corrosion-resistant) reciprocating vacuum pump is the upgraded product to replace W horizontal vacuum pump,and the principal equipment to obtain rough vacuum. As adopt the full sealing device, it realizes the complete isolation of the crankcase from the cylinder; in addition, self-lubricating materials are used for piston ring to achieve the advanced oil-free lubrication.Since no sewage is discharged this type of vacuum pump is especially suitable for the vacuum distillation, vacuum evaporation, vacuum drying, vacuum concentration, vacuum impregnation and other processes in chemical, medicine, food and other industries.

Detailed Photos

Company Profile

FAQ

1.Q: Are you a factory or trading company?
A: We are a factory and we have professional team of workers,Designers and inspectors.

2.Q:Do you accept custom?
A:Of course.We have professional teams who make your designs,photos,imagines and OEM orders into real production.

3.Q:What’s your advantages?
A: Quick response to your enquiry,
High quality control,
Reasonable price,
Timely delivery,
Excellent after-sales service,
OEM/ODM are welcome

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Online Support
Warranty:	1 Year
Oil or Not:	Oil
Structure:	Vacuum Pump
Exhauster Method:	Entrapment Vacuum Pump
Vacuum Degree:	Vacuum

Customization:	Available \|

vacuum pump

Can Vacuum Pumps Be Used in the Automotive Industry?

Yes, vacuum pumps are widely used in the automotive industry for various applications. Here’s a detailed explanation:

The automotive industry relies on vacuum pumps for several critical functions and systems within vehicles. Vacuum pumps play a crucial role in enhancing performance, improving fuel efficiency, and enabling the operation of various automotive systems. Here are some key applications of vacuum pumps in the automotive industry:

1. Brake Systems: Vacuum pumps are commonly used in vacuum-assisted brake systems, also known as power brakes. These systems utilize vacuum pressure to amplify the force applied by the driver to the brake pedal, making braking more efficient and responsive. Vacuum pumps help generate the required vacuum for power brake assistance, ensuring reliable and consistent braking performance.

2. Emission Control Systems: Vacuum pumps are integral components of emission control systems in vehicles. They assist in operating components such as the Exhaust Gas Recirculation (EGR) valve and the Evaporative Emission Control (EVAP) system. Vacuum pumps help create the necessary vacuum conditions for proper functioning of these systems, reducing harmful emissions and improving overall environmental performance.

3. HVAC Systems: Heating, Ventilation, and Air Conditioning (HVAC) systems in vehicles often utilize vacuum pumps for various functions. Vacuum pumps help control the vacuum-operated actuators that regulate the direction, temperature, and airflow of the HVAC system. They ensure efficient operation and precise control of the vehicle’s interior climate control system.

4. Turbocharger and Supercharger Systems: In performance-oriented vehicles, turbocharger and supercharger systems are used to increase engine power and efficiency. Vacuum pumps play a role in these systems by providing vacuum pressure for actuating wastegates, blow-off valves, and other control mechanisms. These components help regulate the boost pressure and ensure optimal performance of the forced induction system.

5. Fuel Delivery Systems: Vacuum pumps are employed in certain types of fuel delivery systems, such as mechanical fuel pumps. These pumps utilize vacuum pressure to draw fuel from the fuel tank and deliver it to the engine. While mechanical fuel pumps are less commonly used in modern vehicles, vacuum pumps are still found in some specialized applications.

6. Engine Management Systems: Vacuum pumps are utilized in engine management systems for various functions. They assist in operating components such as vacuum-operated actuators, vacuum reservoirs, and vacuum sensors. These components play a role in engine performance, emissions control, and overall system functionality.

7. Fluid Control Systems: Vacuum pumps are used in fluid control systems within vehicles, such as power steering systems. Vacuum-assisted power steering systems utilize vacuum pressure to assist the driver in steering, reducing the effort required. Vacuum pumps provide the necessary vacuum for power steering assistance, enhancing maneuverability and driver comfort.

8. Diagnostic and Testing Equipment: Vacuum pumps are also utilized in automotive diagnostic and testing equipment. These pumps create vacuum conditions necessary for testing and diagnosing various vehicle systems, such as intake manifold leaks, brake system integrity, and vacuum-operated components.

It’s important to note that different types of vacuum pumps may be used depending on the specific automotive application. Common vacuum pump technologies in the automotive industry include diaphragm pumps, rotary vane pumps, and electric vacuum pumps.

In summary, vacuum pumps have numerous applications in the automotive industry, ranging from brake systems and emission control to HVAC systems and engine management. They contribute to improved safety, fuel efficiency, environmental performance, and overall vehicle functionality.

vacuum pump

How Do Vacuum Pumps Assist in Freeze-Drying Processes?

Freeze-drying, also known as lyophilization, is a dehydration technique used in various industries, including pharmaceutical manufacturing. Vacuum pumps play a crucial role in facilitating freeze-drying processes. Here’s a detailed explanation:

During freeze-drying, vacuum pumps assist in the removal of water or solvents from pharmaceutical products while preserving their structure and integrity. The freeze-drying process involves three main stages: freezing, primary drying (sublimation), and secondary drying (desorption).

1. Freezing: In the first stage, the pharmaceutical product is frozen to a solid state. Freezing is typically achieved by lowering the temperature of the product below its freezing point. The frozen product is then placed in a vacuum chamber.

2. Primary Drying (Sublimation): Once the product is frozen, the vacuum pump creates a low-pressure environment within the chamber. By reducing the pressure, the boiling point of water or solvents present in the frozen product is lowered, allowing them to transition directly from the solid phase to the vapor phase through a process called sublimation. Sublimation bypasses the liquid phase, preventing potential damage to the product’s structure.

The vacuum pump maintains a low-pressure environment by continuously removing the water vapor or solvent vapor generated during sublimation. The vapor is drawn out of the chamber, leaving behind the freeze-dried product. This process preserves the product’s original form, texture, and biological activity.

3. Secondary Drying (Desorption): After the majority of the water or solvents have been removed through sublimation, the freeze-dried product may still contain residual moisture or solvents. In the secondary drying stage, the vacuum pump continues to apply vacuum to the chamber, but at a higher temperature. The purpose of this stage is to remove the remaining moisture or solvents through evaporation.

The vacuum pump maintains the low-pressure environment, allowing the residual moisture or solvents to evaporate at a lower temperature than under atmospheric pressure. This prevents potential thermal degradation of the product. Secondary drying further enhances the stability and shelf life of the freeze-dried pharmaceutical product.

By creating and maintaining a low-pressure environment, vacuum pumps enable efficient and controlled sublimation and desorption during the freeze-drying process. They facilitate the removal of water or solvents while minimizing the potential damage to the product’s structure and preserving its quality. Vacuum pumps also contribute to the overall speed and efficiency of the freeze-drying process by continuously removing the vapor generated during sublimation and evaporation. The precise control provided by vacuum pumps ensures the production of stable and high-quality freeze-dried pharmaceutical products.

vacuum pump

Can Vacuum Pumps Be Used in Food Processing?

Yes, vacuum pumps are widely used in food processing for various applications. Here’s a detailed explanation:

China Custom OEM Factory Wlw Industrial Vertical Piston Oil-Free Reciprocating Vacuum Pump with high quality
editor by Dream 2024-05-02

China high quality -90kpa 350W Energy Saving Oil Free Rocking Piston Vacuum Pump vacuum pump ac

Product Description

Product Parameters

Complete solution leader in oilless air pump field

* Oilless operation
* Permanently lubricated bearings
* High performance piston seal
* Die-cast aluminum components
* Thin wall, hard coated aluminum cylinder
* Dynamically balanced
* Twin headed rock piston
* RoHS compliant
* Safety ETL certificated

NOTE: All test values are nominal and for reference only. They are not guaranteed maximum or minimum limits, nor do they imply mean or median.
Model Number	ZGK-100
Performance Data
Head configuration	Pressure parallel flow
Nominal voltage/frequency	220V/50HZ
Max. Current	1.8A
Max. Power	390W
Max. Flow	100L/MIN
Max. Vacuum	-90Kpa
Speed at rated load	1400RPM
Noise	<57dB
Max.Pressure restart	0 PSI
Electrical Data
Motor type[Capacitance]	P.S.C(10uF)
Motor insulation class	B
Thermal switch[Open temperature]	Thermally protected(145°C)
Line lead wire color,gauge	Brown(hot),blue(neutral),18AWG
Capacitor lead wire color,gauge	Black,black,18 AWG
General Data
Operating ambient air temperature	50° to 104°F(10° to 40°C)
Safety certification	ETL
Dimension(LXWXH)	242X124X184 MM
Installation size	203X88.9 MM
Net weight	7.5KG
Application	Medical suctions, lab,vacuum packaing etc.

Detailed Photos

Our Advantages

*Bearing

1.Standard product with ERB bearing, 14000 hours operation. 2.Customized imported TPI/NSK bearing

*Motor

1.The coil adopts the fine pure copper enameled wire. 2.The rotor adopts the famous brand silicon steel sheet such as ZheJiang baosteel.

*Valve

1.The valve steel of Sweden SANDVIK; Good flexibility and long durability. 2.Thickness from 0.08mm to 1.2mm, suitable for maximum pressure from 0.8 MPa to 1.2 MPa.

*Piston ring

1.Wear-resistant high temperature; Ensure more than 10,000 hours of service life. 2.Customized imported piston ring.

Product Application

Our manufacturing process

We design and produce all main parts by ourselves, along with the standard procedure and test equipment, so we can better control the quality and cost.Our factory starts from die-casting of aluminium, motor production, precision finishing, automatic assembly of pumps, the capacity is 300,000 units per month,we provide OEM/ODM service so that can better achieve high-end customization and development for customers.

Our company possess strong technical research and development force, owns self-design and new product development capabilities, we concentrate on building a “flagship type” enterprise with the whole series of product lines of domestic and international medical use oilless air pumps.Technological innovation is the source of enterprise’s high quality development. We have a complete set of testing laboratories such as motor lab,high and low temperature lab,ROHS lab and Life test etc.

Our factory owns 8 motor production lines,16 aluminum die-casting machines, more than 150 high precision CNC lathes and more than 20 CNC machines. From the essential motor design to the entire design of the pump, it has been professionally tested, verified and validated, Our factory has full vertical integration for whole supply chain,So the quality can be firmly controlled by ourselves.

Our Service

Certifications

We specialize in the designing and manufacturing various kinds of oil free air compressor, vacuum pump since 2571,especially for medical applicaton,we are the vendor of Omron, Panasonic,Invacare, Nidek Medical etc.

Strive for survival by quality, seek benefits from management. Our company regards product quality as the life and continuous pursuit of the enterprise. Our company complies with the requirements of, implements the standardized management of R&D,production,quality assurance and production services, and sets up the strict operation specifications and procedures for each process. Our products have passed the ETL,CE,CCC and other certifications, CZPT the leading level in the world.Our company has more than 20 invention patents and utility patents. Our company has acquired the certifications of “National High-Tech Enterprises”,”ZheJiang Private Science and Technology Enterprises”,”ZheJiang Engineering Technology Center” and so on.

We are dedicated to working with the global intelligent product brand owners, retailers and distributors to establish a CZPT long-term OEM / ODM business partnerships. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	on Line Support and Free Spare Parts
Air Flow:	100 L/Min
Vacuum:	-90kpa

Samples:	US$ 102/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

piston vacuum pump

Can Piston Vacuum Pumps Create a Deep Vacuum?

Yes, piston vacuum pumps have the capability to create a deep vacuum. Here’s a detailed explanation:

Piston vacuum pumps are designed to generate and maintain a vacuum by using a reciprocating piston mechanism. They can achieve vacuum levels ranging from millitorr (10^-3 Torr) to microns (10^-6 Torr), which is considered a deep vacuum range.

When the piston moves downward during the suction stroke, it creates a vacuum within the cylinder. This allows gas or air from the system being evacuated to enter the cylinder. As the piston moves up during the compression stroke, the gas is expelled from the cylinder, reducing its volume and increasing its pressure. This cyclic process continues, gradually reducing the pressure within the system.

One of the factors that contribute to the ability of piston vacuum pumps to create a deep vacuum is the use of an airtight seal between the piston and cylinder walls. This seal prevents the gas from leaking back into the evacuated system, allowing the pump to maintain the desired vacuum level.

It’s important to note that the achievable vacuum level of a piston vacuum pump can depend on various factors, including the design of the pump, the materials used, the quality of the seals, and the operating conditions. Additionally, the flow rate of the pump may be lower compared to other types of vacuum pumps, as piston pumps are typically designed for applications that require low flow rates but high vacuum levels.

In summary, piston vacuum pumps can create a deep vacuum in the millitorr to micron range. With their reciprocating piston mechanism and airtight seals, they are capable of generating and maintaining a vacuum suitable for applications that require deep vacuum conditions.

piston vacuum pump

Can Piston Vacuum Pumps Be Used in Medical or Pharmaceutical Applications?

Yes, piston vacuum pumps can be used in medical and pharmaceutical applications. Here’s a detailed explanation:

– Piston vacuum pumps are versatile and widely used in various industries, including medical and pharmaceutical sectors.

– Medical and pharmaceutical applications often require vacuum technology for processes such as filtration, degassing, drying, and sample preparation.

– Piston vacuum pumps offer several advantages that make them suitable for these applications:

– High Vacuum Levels: Piston pumps can achieve high vacuum levels, which are often necessary in medical and pharmaceutical processes that require precise control and removal of gases or vapors.

– Contamination-Free Operation: Piston pumps can provide contamination-free operation, making them suitable for applications where maintaining a sterile or clean environment is crucial, such as in pharmaceutical manufacturing or medical research laboratories.

– Oil-Free Operation: Some piston vacuum pumps are designed to operate without oil lubrication. Oil-free pumps eliminate the risk of oil contamination in sensitive medical or pharmaceutical processes and avoid the need for oil changes or maintenance associated with oil-lubricated pumps.

– Quiet Operation: Piston pumps can be engineered to operate with reduced noise levels, which is advantageous in medical and pharmaceutical settings where a quiet working environment is desired.

– Durability and Reliability: Piston pumps are known for their robust construction and durability, allowing them to withstand demanding applications and provide reliable performance over extended periods.

– Compact Size: Piston vacuum pumps are available in compact designs, making them suitable for applications where space is limited, such as in medical devices or portable pharmaceutical equipment.

– Some specific medical and pharmaceutical applications where piston vacuum pumps are commonly used include:

– Vacuum Filtration: Piston pumps are used to generate the necessary vacuum for filtering solutions or suspensions in laboratory or industrial settings. This process is often employed in pharmaceutical research, production of vaccines, or purification of drugs.

– Freeze Drying: Piston vacuum pumps assist in the freeze-drying process, which is a common technique used in the pharmaceutical industry to preserve and stabilize sensitive drugs or biological samples.

– Vacuum Packaging: Piston pumps are utilized for creating a vacuum in packaging processes where maintaining product quality and extending shelf life are critical, such as in the pharmaceutical packaging of medicines or medical devices.

– Laboratory Evaporation: Piston vacuum pumps are employed in laboratory applications for the evaporation of solvents or liquids in medical or pharmaceutical research, drug development, or quality control processes.

– It is important to select the appropriate piston vacuum pump model based on the specific requirements of the medical or pharmaceutical application. Factors to consider include vacuum level needed, flow rate, compatibility with the handled substances, and compliance with industry regulations and standards.

– Additionally, compliance with Good Manufacturing Practices (GMP) and other regulatory guidelines is crucial when using piston vacuum pumps in medical or pharmaceutical applications to ensure product safety, quality, and regulatory compliance.

In summary, piston vacuum pumps are suitable for use in medical and pharmaceutical applications due to their ability to achieve high vacuum levels, provide contamination-free and oil-free operation, offer quiet and reliable performance, and accommodate compact design requirements. They are commonly used in processes such as vacuum filtration, freeze drying, vacuum packaging, and laboratory evaporation in these industries.

piston vacuum pump

What Are the Differences Between Single-Stage and Two-Stage Piston Vacuum Pumps?

Single-stage and two-stage piston vacuum pumps are two common types of pumps used for creating a vacuum. Here’s a detailed explanation of their differences:

1. Number of Stages:

– The primary difference between single-stage and two-stage piston vacuum pumps lies in the number of stages or steps involved in the compression process.

– A single-stage pump has a single piston that compresses the gas in one stroke.

– In contrast, a two-stage pump consists of two pistons arranged in series, allowing the gas to be compressed in two stages.

2. Compression Ratio:

– Single-Stage: In a single-stage piston vacuum pump, the compression ratio is limited to the single stroke of the piston. This means that the pump can achieve a compression ratio of approximately 10:1.

– Two-Stage: In a two-stage piston vacuum pump, the compression ratio is significantly higher. The first stage compresses the gas, and then it passes through an intermediate chamber before entering the second stage for further compression. This allows for a higher compression ratio, typically around 100:1.

3. Vacuum Level:

– Single-Stage: Single-stage piston vacuum pumps are generally suitable for applications that require moderate vacuum levels.

– They can achieve vacuum levels up to approximately 10^-3 Torr (millitorr) or in the low micron range (10^-6 Torr).

– Two-Stage: Two-stage piston vacuum pumps are capable of reaching deeper vacuum levels compared to single-stage pumps.

– They can achieve vacuum levels in the high vacuum range, typically down to 10^-6 Torr or even lower, making them suitable for applications that require a more extensive vacuum.

4. Pumping Speed:

– Single-Stage: Single-stage pumps generally have a higher pumping speed or evacuation rate compared to two-stage pumps.

– This means that single-stage pumps can evacuate a larger volume of gas per unit of time, making them suitable for applications that require faster evacuation.

– Two-Stage: Two-stage pumps have a lower pumping speed compared to single-stage pumps.

– While they may have a slower evacuation rate, they compensate for it by achieving deeper vacuum levels.

5. Applications:

– Single-Stage: Single-stage piston vacuum pumps are commonly used in applications that require moderate vacuum levels and higher pumping speeds.

– They are suitable for laboratory use, vacuum packaging, HVAC systems, and various industrial processes.

– Two-Stage: Two-stage piston vacuum pumps are well-suited for applications that require deeper vacuum levels.

– They are commonly used in scientific research, semiconductor manufacturing, analytical instruments, and other processes that demand high vacuum conditions.

6. Size and Complexity:

– Single-Stage: Single-stage pumps are generally more compact and simpler in design compared to two-stage pumps.

– They have fewer components, making them easier to install, operate, and maintain.

– Two-Stage: Two-stage pumps are relatively larger and more complex in design due to the additional components required for the two-stage compression process.

– They may require more maintenance and expertise for operation and servicing.

In summary, the main differences between single-stage and two-stage piston vacuum pumps lie in the number of stages, compression ratio, achievable vacuum levels, pumping speed, applications, and size/complexity. Selecting the appropriate pump depends on the desired vacuum level, pumping speed requirements, and specific application needs.

China high quality -90kpa 350W Energy Saving Oil Free Rocking Piston Vacuum Pump vacuum pump ac
editor by Dream 2024-04-29

China Good quality 100L/Min Medical Aspiration Oil Free Piston Vacuum Pump vacuum pump ac system

Product Description

Product Parameters

Complete solution leader in oilless air pump field

NOTE: All test values are nominal and for reference only. They are not guaranteed maximum or minimum limits, nor do they imply mean or median.
Model Number	ZGK-100
Performance Data
Head configuration	Pressure parallel flow
Nominal voltage/frequency	220V/50HZ
Max. Current	1.8A
Max. Power	390W
Max. Flow	100L/MIN
Max. Vacuum	-90Kpa
Speed at rated load	1400RPM
Noise	<57dB
Max.Pressure restart	0 PSI
Electrical Data
Motor type[Capacitance]	P.S.C(10uF)
Motor insulation class	B
Thermal switch[Open temperature]	Thermally protected(145°C)
Line lead wire color,gauge	Brown(hot),blue(neutral),18AWG
Capacitor lead wire color,gauge	Black,black,18 AWG
General Data
Operating ambient air temperature	50° to 104°F(10° to 40°C)
Safety certification	ETL
Dimension(LXWXH)	242X124X184 MM
Installation size	203X88.9 MM
Net weight	7.5KG
Application	Medical suctions, lab,vacuum packaing etc.

Detailed Photos

Our Advantages

*Bearing

1.Standard product with ERB bearing, 14000 hours operation. 2.Customized imported TPI/NSK bearing

*Motor

1.The coil adopts the fine pure copper enameled wire. 2.The rotor adopts the famous brand silicon steel sheet such as ZheJiang baosteel.

*Valve

1.The valve steel of Sweden SANDVIK; Good flexibility and long durability. 2.Thickness from 0.08mm to 1.2mm, suitable for maximum pressure from 0.8 MPa to 1.2 MPa.

*Piston ring

1.Wear-resistant high temperature; Ensure more than 10,000 hours of service life. 2.Customized imported piston ring.

Product Application

Our manufacturing process

Our Service

Certifications

After-sales Service:	on Line Support and Free Spare Parts
Air Flow:	100 L/Min
Vacuum:	-90kpa

Samples:	US$ 102/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

piston vacuum pump

How Does Piston Displacement Affect the Pump’s Performance?

Piston displacement is a crucial factor that significantly affects the performance of a piston vacuum pump. Here’s a detailed explanation:

Piston displacement refers to the volume of gas or air that a piston vacuum pump can move during each stroke of the piston. It determines the pump’s capacity or flow rate, which is the amount of gas that the pump can evacuate per unit of time.

1. Flow Rate:

– The piston displacement directly influences the flow rate of the pump.

– A larger piston displacement corresponds to a higher flow rate, meaning the pump can evacuate a larger volume of gas per unit of time.

– Conversely, a smaller piston displacement results in a lower flow rate.

2. Pumping Speed:

– The pumping speed is a measure of how quickly a vacuum pump can remove gas molecules from a system.

– The piston displacement is directly related to the pumping speed of the pump.

– A larger piston displacement leads to a higher pumping speed, allowing for faster evacuation of the system.

– A smaller piston displacement results in a lower pumping speed, which may require more time to achieve the desired vacuum level.

3. Vacuum Level:

– The piston displacement indirectly affects the achievable vacuum level of the pump.

– A larger piston displacement can help reach lower pressures and achieve a deeper vacuum.

– However, it’s important to note that achieving a deep vacuum also depends on other factors such as the design of the pump, the quality of the seals, and the operating conditions.

4. Power Consumption:

– The piston displacement can impact the power consumption of the pump.

– A larger piston displacement typically requires more power to operate the pump due to the increased volume of gas being moved.

– Conversely, a smaller piston displacement may result in lower power consumption.

5. Size and Weight:

– The piston displacement affects the size and weight of the pump.

– A larger piston displacement generally requires a larger pump size and may increase the weight of the pump.

– On the other hand, a smaller piston displacement can result in a more compact and lightweight pump.

It’s important to select a piston vacuum pump with an appropriate piston displacement based on the specific application requirements.

In summary, the piston displacement of a vacuum pump directly influences its flow rate, pumping speed, achievable vacuum level, power consumption, and size. Understanding the relationship between piston displacement and pump performance is crucial in choosing the right pump for a given application.

piston vacuum pump

What Are the Safety Precautions for Operating Piston Vacuum Pumps?

Operating piston vacuum pumps requires adherence to safety precautions to ensure the well-being of personnel and the proper functioning of the equipment. Here’s a detailed explanation of the safety precautions for operating piston vacuum pumps:

– Familiarize Yourself with the User Manual: Before operating a piston vacuum pump, thoroughly read and understand the user manual provided by the manufacturer. The manual contains important safety guidelines specific to the pump model.

– Personal Protective Equipment (PPE): Always wear appropriate personal protective equipment, such as safety goggles, gloves, and hearing protection, when operating the pump. This helps protect against potential hazards, including chemical exposure, flying debris, and noise.

– Ventilation: Ensure that the area where the pump is operated has adequate ventilation. Proper ventilation helps prevent the accumulation of fumes, vapors, or hazardous gases that may be generated during the pumping process.

– Electrical Safety: Follow electrical safety precautions, including proper grounding and connection of the pump to a suitable power source. Inspect power cords and plugs for any damage before use, and avoid using the pump in wet or damp environments.

– Pressure and Vacuum Limits: Operate the pump within its specified pressure and vacuum limits. Exceeding these limits can lead to equipment failure, compromising safety and performance.

– Overpressure Protection: Ensure the pump has appropriate overpressure protection mechanisms, such as relief valves or pressure sensors, to prevent excessive pressure buildup. Regularly inspect and maintain these safety devices to ensure their proper functioning.

– Cooling and Temperature: Pay attention to the cooling requirements of the pump. Adequate cooling is necessary to prevent overheating and potential damage to the pump. Avoid blocking or obstructing cooling vents or fins. Monitor the pump’s temperature during operation and follow any temperature-related guidelines provided by the manufacturer.

– Maintenance and Inspection: Regularly inspect and maintain the pump according to the manufacturer’s recommendations. This includes cleaning, lubricating, and replacing parts as necessary. Perform maintenance tasks only when the pump is turned off and disconnected from the power source.

– Emergency Stop: Familiarize yourself with the location and operation of the emergency stop button or switch on the pump. In case of any emergency or abnormal situation, immediately activate the emergency stop to shut down the pump safely.

– Training and Competence: Ensure that operators are adequately trained and competent to operate the piston vacuum pump. Proper training helps minimize the risks associated with incorrect operation or handling of the equipment.

– Hazardous Materials: If the pump is used with hazardous materials, follow appropriate safety protocols for handling, containment, and disposal. Be aware of the potential risks associated with the materials being pumped and take necessary precautions to mitigate those risks.

– Warning Signs and Labels: Pay attention to warning signs, labels, and markings on the pump, including safety instructions, hazard warnings, and operating instructions. Follow these instructions carefully to ensure safe operation.

– Emergency Procedures: Establish and communicate clear emergency procedures in case of accidents, spills, or other hazardous situations. Ensure that operators are aware of these procedures and know how to respond appropriately.

– Regular Risk Assessment: Conduct regular risk assessments of the pump operation to identify potential hazards and implement appropriate safety measures. Periodically review and update safety protocols based on the results of these assessments.

– Emergency Response Resources: Keep appropriate emergency response resources readily available, such as fire extinguishers, spill kits, and emergency eyewash stations, in case of accidents or spills.

In summary, operating piston vacuum pumps safely requires following several key safety precautions, including familiarizing yourself with the user manual, using appropriate personal protective equipment, ensuring proper ventilation, adhering to electrical safety guidelines, operating within pressure and vacuum limits, maintaining cooling requirements, performing regular maintenance and inspections, being aware of emergency stop procedures, providing adequate training and competence, handling hazardous materials safely, paying attention to warning signs and labels, establishing emergency procedures, conducting risk assessments, and keeping emergency response resources available.

piston vacuum pump

Are There Oil-Free Piston Vacuum Pump Options Available?

Yes, there are oil-free piston vacuum pump options available. Here’s a detailed explanation:

1. Oil-Free Technology:

– Traditional piston vacuum pumps use oil as a lubricant and sealant in their operation.

– However, advancements in vacuum pump technology have led to the development of oil-free piston vacuum pumps.

– Oil-free piston pumps are designed to operate without the need for lubricating oil, eliminating the risk of oil contamination and the need for oil changes.

2. Dry Running Operation:

– Oil-free piston vacuum pumps achieve lubrication and sealing through alternative means.

– They often utilize materials such as self-lubricating polymers or advanced coatings on the piston and cylinder surfaces.

– These materials reduce friction and provide sufficient sealing to maintain vacuum levels without the need for oil.

3. Applications:

– Oil-free piston vacuum pumps are suitable for a wide range of applications where oil contamination is a concern.

– They are commonly used in industries such as food and beverage, pharmaceutical, electronics, laboratories, and medical where a clean and oil-free vacuum environment is required.

4. Advantages:

– The primary advantage of oil-free piston vacuum pumps is their ability to provide a clean and oil-free vacuum.

– They eliminate the risk of oil contamination, which is crucial in sensitive applications such as semiconductor manufacturing or pharmaceutical production.

– Oil-free pumps also simplify maintenance since there is no need for oil changes or regular oil monitoring.

5. Considerations:

– While oil-free piston vacuum pumps offer advantages, they also have some considerations to keep in mind.

– They may have slightly lower ultimate vacuum levels compared to oil-lubricated pumps.

– The absence of oil as a lubricant may result in slightly higher operating temperatures and increased wear on piston and cylinder surfaces.

– It’s important to select an oil-free piston vacuum pump that is suitable for the specific application requirements and consider the trade-offs between performance, cost, and maintenance.

6. Alternative Pump Technologies:

– In some cases, where oil-free operation is critical or specific vacuum levels are required, alternative pump technologies may be more suitable.

– Dry screw pumps, claw pumps, or scroll pumps are examples of oil-free pump technologies that are widely used in various industries.

– These pumps offer oil-free operation, high pumping speeds, and can achieve lower vacuum levels compared to oil-free piston pumps.

In summary, oil-free piston vacuum pumps are available as an alternative to traditional oil-lubricated pumps. They provide a clean and oil-free vacuum environment, making them suitable for applications where oil contamination is a concern. However, it’s important to consider specific application requirements and explore alternative pump technologies if necessary.

China Good quality 100L/Min Medical Aspiration Oil Free Piston Vacuum Pump vacuum pump ac system
editor by Dream 2024-04-29