Product Description
Product Description
HYLEMAN company specialize in hydraulic piston pumps, vane pump and hydralic motors manufacturing, sales and development. We supply super quality products globally, which with excellent after-sales services and reasonable prices to satisfy clients. We pursuit to be the global leading hydraulic motors and pumps manufacturer and service provider. Customer first is 1 of our key value. We appreciate cooperating with friends from all over the world.
All of CHINAMFG products are completely equivalent and interchangable with the original.
Yuken Series Vp Single Variable Displacement Vane Pump.
(VPSF08 VPSF12 VPSF15 VPSF20 VPSF30 VPSF40)
Same connecting dimension, but lower noise and better performance than original CHINAMFG pump.
All parts can be replaced with the original , including cartridge kits, Shafts, Seals, Bearings and other parts.
Characteritics:
1. Adopting the tehcnology of Finish Machining, With the function of displacement-control automatically and compensation under the setting pressure. High efficiency, Low heat, Energy-saving.
2. Low noise, quick reaction, working with high efficiency and good stability.
3. Not complex structure, convinient for operating and maintainence.
4. With Adjusting mechanism, the Flow and the Pressure of the Vane Pump can be adjusted freely, which are quite suitable for the industry of CNC lathe machine and shoe-making machine.
5. Long servie life, robust structure, small body, space-saving, economic and durable, and it can be connected with Electric Motors directly.
| model | Flow 0.35Mpa 1800rpm (L/min) |
Adjusting Pressure (Mpa) |
Speed r/min |
Rotation (View from shaft) |
Input power KW(HP) | |
| 1800r/min | 1500r/min | |||||
| VPV-12-20 | 12 | 0.8-2.0 | 800-1800 | Clockwise | 0.37(0.5) | 0.37(0.5) |
| VPV-12-35 | 1.5-3.5 | 0.75(1) | 0.55(1) | |||
| VPV-12-55 | 3.0-5.5 | 1.1(1.5) | 0.75(1) | |||
| VPV-12-70 | 5.0-7.0 | 1.5(2) | 1.5(2) | |||
| VPV-15-20 | 15 | 0.8-2.0 | 0.5(1) | 0.55(1) | ||
| VPV-15-35 | 1.5-3.5 | 1.1(1.5) | 0.75(1) | |||
| VPV-15-55 | 3.0-5.5 | 1.5(2) | 1.1(2) | |||
| VPV-15-70 | 5.0-7.0 | 1.5(2) | 1.5(2) | |||
| VPV-20-20 | 20 | 0.8-2.0 | 0.75(1) | 0.55(1) | ||
| VPV-20-35 | 1.5-3.5 | 1.1(1.5) | 1.1(2) | |||
| VPV-20-55 | 3.0-5.5 | 1.5(2) | 1.5(2) | |||
| VPV-20-70 | 5.0-7.0 | 2.2(3) | 2.2(3) | |||
| VPV-30-20 | 30 | 0.8-2.0 | 1.1(2) | 0.75(1) | ||
| VPV-30-35 | 1.5-3.5 | 1.5(2) | 1.5(2) | |||
| VPV-30-55 | 3.0-5.5 | 2.2(3) | 2.2(3) | |||
| VPV-30-70 | 5.0-7.0 | 3.75(5) | 3.0(5) | |||
| VPV-40-20 | 40 | 0.8-2.0 | 1.5(2) | 1.1(2) | ||
| VPV-40-35 | 1.5-3.5 | 2.2(3) | 2.0(3) | |||
| VPV-40-55 | 3.0-5.5 | 3.75(5) | 3.0(5) | |||
| VPV-40-70 | 5.0-7.0 | 5.5(7.5) | 4.0(5) | |||
Detailed Photos
Ordering Codes
Company Profile
HangZhou CHINAMFG Hydraulics Co., Ltd is a scientific and innovative company integrating R & D, production, sales and service of high-quality hydraulic pumps, motors, valves and other hydraulic products.
Hyleman mainly provides CHINAMFG A4VSO, A10VSO, A4VG, A7VO, A11VO and A2FO series high-pressure piston pumps, CHINAMFG PGH3, PGH4 and PGH5 series high-pressure gear pumps, A4VM, A6VM, A2FM and A4FM series piston motors; BM3, BM4,BM5, BM6 and other orbit motors. Through the honing and innovation of CHINAMFG people, CHINAMFG series products can not only perfectly replace the original products, but also realize the seamless exchange and connection of all the parts. Moreover, it has lower noise, higher volume efficiency and longer service life, so as to completely surpass the quality of the original factory, and withstand the severe test of the market, has been exported to more than 70 countries and regions around the world.
Hyleman series products are widely used in engineering machinery, plastic machinery, metallurgical machinery, environmental sanitation machinery, mining machinery, marine machinery, packaging machinery, port machinery and various hydraulic equipment, which are highly praised by clients.
Hyleman has the world advanced CNC processing equipment, vertical and horizontal machining centers, high-precision double-sided grinding, groove grinding, curve grinding and full-automatic machining centers. With 12 independent testing laboratories, the products have been comprehensively inspected before shipment to ensure that CHINAMFG series products achieve high precision, high quality and zero defects.
“Optimizing the performance of hydraulic products, improving the quality of hydraulic products and leading the comprehensive upgrading of hydraulic product consumption” is not only the responsibility and mission of Hyleman, but also the Chinese dream of Hyleman. CHINAMFG are willing to work with people of insight to make unremitting efforts to realize this dream.
Warmly welcome all friends to visit the beautiful port city – HangZhou to discuss cooperation and seek common development with Hyleman!
Exhibitions
Packages
Our Advantages
Why Choose HYLEMAN?
1. Top Quality
Depend on 15 years experience at hydraulic pumps design, research, development and manufacturing, we have a top quality compared with domestic and overseas manufacturers, all of our products are with 1 year warranty time.
2. Strict Quality Control System
We have the most strict quality control system, all of our products are 100% tested before shipment and each of them has 1 tracking code in order to make sure they are with good quality to our customers.
3. Advanced machinery equipment
All the machines we have are new CNC machines we imported from Germany and Japan in order to reach more higher demand at the products accuracy.
4. Strong Technical team
Our technical team all have more than 20 years experience at pumps design and engineering, our chief engineer has more than 40 years experience at pumps design. We have 1 15 persons research team, responsible for pumps improvement research and new products development.
5. Competitive Price
Because of good management, our price is more competitive than the original products, more reasonable than most of the domestic suppliers.
6. Fast Delivery time
We can ship small orders within 1 week, for big orders such as within 500 PCS pumps or cartridge kits usually we can make shipment within 1 month.
7. Warranty Period
All of our products are within 1 year warranty time after the shipment from our factory.
8. Considerate Service
We can provide technical support at any time if our customers meet any issue during the using, we will provide solutions at the soonest time.
9. Long development strategy
We would like to establish a long time strategy cooperation relationship with our customers, to promote HYLEMAN brand together, support and train the potential customer to be our agent at each country and region all over the world.
| Pressure: | 70bar |
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| Max Speed: | 1800 |
| Material: | Cast Iron |
| Samples: |
US$ 150/Piece
1 Piece(Min.Order) | Order Sample VPSF12
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| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can Vacuum Pumps Be Used for Vacuum Furnaces?
Yes, vacuum pumps can be used for vacuum furnaces. Here’s a detailed explanation:
Vacuum furnaces are specialized heating systems used in various industries for heat treatment processes that require controlled environments with low or no atmospheric pressure. Vacuum pumps play a crucial role in creating and maintaining the vacuum conditions necessary for the operation of vacuum furnaces.
Here are some key points regarding the use of vacuum pumps in vacuum furnaces:
1. Vacuum Creation: Vacuum pumps are used to evacuate the furnace chamber, creating a low-pressure or near-vacuum environment. This is essential for the heat treatment processes carried out in the furnace, as it helps eliminate oxygen and other reactive gases, preventing oxidation or unwanted chemical reactions with the heated materials.
2. Pressure Control: Vacuum pumps provide the means to control and maintain the desired pressure levels within the furnace chamber during the heat treatment process. Precise pressure control is necessary to achieve the desired metallurgical and material property changes during processes such as annealing, brazing, sintering, and hardening.
3. Contamination Prevention: By removing gases and impurities from the furnace chamber, vacuum pumps help prevent contamination of the heated materials. This is particularly important in applications where cleanliness and purity of the processed materials are critical, such as in the aerospace, automotive, and medical industries.
4. Rapid Cooling: Some vacuum furnace systems incorporate rapid cooling capabilities, known as quenching. Vacuum pumps assist in facilitating the rapid cooling process by removing the heat generated during quenching, ensuring efficient cooling and minimizing distortion or other unwanted effects on the treated materials.
5. Process Flexibility: Vacuum pumps provide flexibility in the type of heat treatment processes that can be performed in vacuum furnaces. Different heat treatment techniques, such as vacuum annealing, vacuum brazing, or vacuum carburizing, require specific pressure levels and atmospheric conditions that can be achieved and maintained with the use of vacuum pumps.
6. Vacuum Pump Types: Different types of vacuum pumps can be used in vacuum furnaces, depending on the specific requirements of the heat treatment process. Commonly used vacuum pump technologies include oil-sealed rotary vane pumps, dry screw pumps, diffusion pumps, and cryogenic pumps. The choice of vacuum pump depends on factors such as required vacuum level, pumping speed, reliability, and compatibility with the process gases.
7. Maintenance and Monitoring: Proper maintenance and monitoring of vacuum pumps are essential to ensure their optimal performance and reliability. Regular inspections, lubrication, and replacement of consumables (such as oil or filters) are necessary to maintain the efficiency and longevity of the vacuum pump system.
8. Safety Considerations: Operating vacuum furnaces with vacuum pumps requires adherence to safety protocols. This includes proper handling of potentially hazardous gases or chemicals used in the heat treatment processes, as well as following safety guidelines for operating and maintaining the vacuum pump system.
Overall, vacuum pumps are integral components of vacuum furnaces, enabling the creation and maintenance of the required vacuum conditions for precise and controlled heat treatment processes. They contribute to the quality, consistency, and efficiency of the heat treatment operations performed in vacuum furnaces across a wide range of industries.
Can Vacuum Pumps Be Used for Leak Detection?
Yes, vacuum pumps can be used for leak detection purposes. Here’s a detailed explanation:
Leak detection is a critical task in various industries, including manufacturing, automotive, aerospace, and HVAC. It involves identifying and locating leaks in a system or component that may result in the loss of fluids, gases, or pressure. Vacuum pumps can play a significant role in leak detection processes by creating a low-pressure environment and facilitating the detection of leaks through various methods.
Here are some ways in which vacuum pumps can be used for leak detection:
1. Vacuum Decay Method: The vacuum decay method is a common technique used for leak detection. It involves creating a vacuum in a sealed system or component using a vacuum pump and monitoring the pressure change over time. If there is a leak present, the pressure will gradually increase due to the ingress of air or gas. By measuring the rate of pressure rise, the location and size of the leak can be estimated. Vacuum pumps are used to evacuate the system and establish the initial vacuum required for the test.
2. Bubble Testing: Bubble testing is a simple and visual method for detecting leaks. In this method, the component or system being tested is pressurized with a gas, and then immersed in a liquid, typically soapy water. If there is a leak, the gas escaping from the component will form bubbles in the liquid, indicating the presence and location of the leak. Vacuum pumps can be used to create a pressure differential that forces gas out of the leak, making it easier to detect the bubbles.
3. Helium Leak Detection: Helium leak detection is a highly sensitive method used to locate extremely small leaks. Helium, being a small atom, can easily penetrate small openings and leaks. In this method, the system or component is pressurized with helium gas, and a vacuum pump is used to evacuate the surrounding area. A helium leak detector is then used to sniff or scan the area for the presence of helium, indicating the location of the leak. Vacuum pumps are essential for creating the low-pressure environment required for this method and ensuring accurate detection.
4. Pressure Change Testing: Vacuum pumps can also be used in pressure change testing for leak detection. This method involves pressurizing a system or component and then isolating it from the pressure source. The pressure is monitored over time, and any significant pressure drop indicates the presence of a leak. Vacuum pumps can be used to evacuate the system after pressurization, returning it to atmospheric pressure for comparison or retesting.
5. Mass Spectrometer Leak Detection: Mass spectrometer leak detection is a highly sensitive and precise method used to identify and quantify leaks. It involves introducing a tracer gas, usually helium, into the system or component being tested. A vacuum pump is used to evacuate the surrounding area, and a mass spectrometer is employed to analyze the gas samples for the presence of the tracer gas. This method allows for accurate detection and quantification of leaks down to very low levels. Vacuum pumps are crucial for creating the necessary vacuum conditions and ensuring reliable results.
In summary, vacuum pumps can be effectively used for leak detection purposes. They facilitate various leak detection methods such as vacuum decay, bubble testing, helium leak detection, pressure change testing, and mass spectrometer leak detection. Vacuum pumps create the required low-pressure environment, assist in evacuating the system or component being tested, and enable accurate and reliable leak detection. The choice of vacuum pump depends on the specific requirements of the leak detection method and the sensitivity needed for the application.
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.
editor by CX 2023-10-30