Product Description
Product Description
Dry screw vacuum pump, is the use of a pair of screw, made in the pump shell synchronous high-speed reverse rotation of the effects of the suction and exhaust and suction device, 2 screw fine dynamic balancing correction, and is supported by bearings, is installed in the pump shell, between screw and screw has a certain gap, so the pump work, no friction between each other, smooth running, low noise, Working chamber without lubricating oil, therefore, dry screw pump can remove a lot of steam and a small amount of dust gas occasions, higher limit vacuum, lower power consumption, energy saving, maintenance-free and other advantages.Dry Oil-Free Air Cooling Screw Vacuum Pump ,This is an advanced and widely used vacuum pump at present, It is 1 of the best-selling products of our company.
It adopts explosion-proof motor with high configuration, It has the characteristics of low noise, no oil and pollution, clean and high vacuum, simple and convenient use, operation and maintenance, Widely used in many industries, For example, oil and gas recovery, vacuum coating, biomedicine, food processing, single crystal furnace, vacuum forming, vacuum melting, electronic photovoltaic, semiconductor synthesis and many other industries are used.
The dry oil-free screw vacuum pump produced by our company is divided into air cooling and water cooling according to the extraction rate, and there are many models for you to choose.
Our Advantages
There is no medium in the working chamber, which can obtain a clean vacuum.
. No clearance between rotating parts, high speed operation, small overall volume.
There is no compression in the gas, suitable for extraction of coagulable gas.
Can remove a lot of steam and a small amount of dust gas occasions.
. High vacuum, the ultimate vacuum up to 1 Pa.
Screw material is high strength special material, material density, wear resistance, stable performance.
No friction rotating parts, low noise.
. Simple structure, convenient maintenance.
Wider range of use: corrosive environment can be used.
No oil consumption, no water.
Pump gas directly discharged from the pump body, no pollution of water, no environmental pressure, more convenient gas recovery.
It can be composed of oil-free unit with Roots pump and molecular pump.
Typical Use
——Oil and gas recovery. ——Biological medicine ——Food Processing —— Single crystal furnace
——Vacuum forming ——Vacuum flame refining ——Electronic photovoltaic. ——Semiconductor synthesis
Product Parameters
Air cooling Dry screw vacuum pump
| Type (Air cooled series) |
Basic parameters | ||||||||
| Pumping speed (m3/h) |
Presure limit(Pa) | Power (kW) | revolution (rpm) | Inlet caliber (mm) |
outlet caliber (mm) | Pump head weight (kg) |
noise dB(A) | Overall dimension (length*width*height) (mm) |
|
| LG-10 | 10 | ≤5 | 0.75 | 2730 | KF16 | KF16 | 30 | ≤ 72 | 655x260x285 |
| LG-20 | 20 | ≤5 | 1.1 | 2840 | KF25 | KF25 | 55 | ≤72 | 720x305x370 |
| LG-50 | 50 | ≤10 | 2.2 | 2850 | KF40 | KF40 | 90 | ≤75 | 920x350x420 |
| LG-70 | 70 | ≤30 | 3 | 2850 | KF40 | KF40 | 110 | ≤75 | 910x390x460 |
| LG-90 | 90 | ≤30 | 4 | 2870 | KF50 | KF50 | 125 | ≤80 | 1000x410x495 |
Water cooling Dry screw vacuum pump
| Type | Basic parameters | ||||||||
| Pumping speed m3/h |
Presure limit(Pa) | Power (kW) | revolution (rpm) | Inlet caliber mm |
outlet caliber mm | Cooling water volume L/min |
noise dB(A) | Overall dimension (length*width*height) mm |
|
| LGV-180 | 180 | 5 | 4 | 2900 | 40 | 40 | 2 | < 78 | 1157x375x734 |
| LGV-250 | 250 | 5 | 5.5 | 2900 | 50 | 40 | 5.5 | <78 | 1462x417x820 |
| LGV-360 | 360 | 5 | 7.5 | 2900 | 50 | 40 | 4 | W78 | 1462x455x820 |
| LGV-540 | 540 | 5 | 11 | 2900 | 65 | 50 | 8 | W80 | 1578x543x860 |
| LGV-720 | 720 | 5 | 15 | 2900 | 80 | 65 | 10 | <80 | 1623x562x916 |
| LGV-1100 | 1100 | 5 | 22 | 2900 | 100 | 80 | 14 | w 80 | 1866x598x1050 |
| LG V-1800 | 1800 | 5 | 37 | 2900 | 150 | 100 | 20 | w 80 | 2092×951 x 1150 |
Characteristic Curve
Air cooling Dry screw vacuum pump
Water cooling Dry screw vacuum pump
Detailed Photos
Vacuum pumps are used in oiling machines
General Manager Speech
Deeply cultivate the vacuum technology, and research,develop and manufacture the vacuum equipment to provide the best solution in the vacuum field and make the vacuum application easier.
Company Profile
ZheJiang Kaien Vacuum Technology Co., Ltd. is a high-tech enterprise integrating R & D, production and operation of vacuum equipment. The company has strong technical force, excellent equipment and considerate after-sales service. The product manufacturing process is managed in strict accordance with IS09001 quality system. It mainly produces and sells screw vacuum pump, roots pump, claw vacuum pump, runoff vacuum pump, scroll pump, water ring vacuum pump, vacuum unit and other vacuum systems.
New plant plHangZhou
The company’s products have been for a number of food, medicine, refrigeration, drying plants and a number of transformer related equipment manufacturers for vacuum equipment. The products are widely used in vacuum drying and dehydration, kerosene vapor phase drying, vacuum impregnation, vacuum metallurgy, vacuum coating, vacuum evaporation, vacuum concentration, oil and gas recovery, etc.
High precision machining equipment
The company cooperates with many scientific research institutions and universities, such as ZheJiang University, China University of petroleum, ZheJiang Institute of mechanical design, etc.with colleges and universities to research and develop core technologies, and owns dozens of independent intellectual property patents.Our technology is leading, the product quality is stable, the product has a good reputation in China’s domestic market, is sold all over the country, and is exported to Europe, America, Africa, the Middle East and Southeast Asia,We adhering to the basic tenet of quality, reputation and service, the company takes leading-edge technology of vacuum pump as its own responsibility, and wholeheartedly serves customers of vacuum equipment application in various industries with rigorous working attitude and professional working style.
Product quality wins consumer cooperation
In shipment
ISO 9001
High tech enterprise certificate
Welcome to send your needs, we will provide you with the best service,
provide the greatest help!!!
| Warranty: | One Year |
|---|---|
| Oil or Not: | Oil Free |
| Structure: | Screw |
| Exhauster Method: | Entrapment Vacuum Pump |
| Vacuum Degree: | High Vacuum |
| Work Function: | Mainsuction Pump |
| Customization: |
Available
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What Is the Impact of Altitude on Vacuum Pump Performance?
The performance of vacuum pumps can be influenced by the altitude at which they are operated. Here’s a detailed explanation:
Altitude refers to the elevation or height above sea level. As the altitude increases, the atmospheric pressure decreases. This decrease in atmospheric pressure can have several effects on the performance of vacuum pumps:
1. Reduced Suction Capacity: Vacuum pumps rely on the pressure differential between the suction side and the discharge side to create a vacuum. At higher altitudes, where the atmospheric pressure is lower, the pressure differential available for the pump to work against is reduced. This can result in a decrease in the suction capacity of the vacuum pump, meaning it may not be able to achieve the same level of vacuum as it would at lower altitudes.
2. Lower Ultimate Vacuum Level: The ultimate vacuum level, which represents the lowest pressure that a vacuum pump can achieve, is also affected by altitude. As the atmospheric pressure decreases with increasing altitude, the ultimate vacuum level that can be attained by a vacuum pump is limited. The pump may struggle to reach the same level of vacuum as it would at sea level or lower altitudes.
3. Pumping Speed: Pumping speed is a measure of how quickly a vacuum pump can remove gases from a system. At higher altitudes, the reduced atmospheric pressure can lead to a decrease in pumping speed. This means that the vacuum pump may take longer to evacuate a chamber or system to the desired vacuum level.
4. Increased Power Consumption: To compensate for the decreased pressure differential and achieve the desired vacuum level, a vacuum pump operating at higher altitudes may require higher power consumption. The pump needs to work harder to overcome the lower atmospheric pressure and maintain the necessary suction capacity. This increased power consumption can impact energy efficiency and operating costs.
5. Efficiency and Performance Variations: Different types of vacuum pumps may exhibit varying degrees of sensitivity to altitude. Oil-sealed rotary vane pumps, for example, may experience more significant performance variations compared to dry pumps or other pump technologies. The design and operating principles of the vacuum pump can influence its ability to maintain performance at higher altitudes.
It’s important to note that vacuum pump manufacturers typically provide specifications and performance curves for their pumps based on standardized conditions, often at or near sea level. When operating a vacuum pump at higher altitudes, it is advisable to consult the manufacturer’s guidelines and consider any altitude-related limitations or adjustments that may be necessary.
In summary, the altitude at which a vacuum pump operates can have an impact on its performance. The reduced atmospheric pressure at higher altitudes can result in decreased suction capacity, lower ultimate vacuum levels, reduced pumping speed, and potentially increased power consumption. Understanding these effects is crucial for selecting and operating vacuum pumps effectively in different altitude environments.
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.
What Are the Primary Applications of Vacuum Pumps?
Vacuum pumps have a wide range of applications across various industries. Here’s a detailed explanation:
1. Industrial Processes:
Vacuum pumps play a vital role in numerous industrial processes, including:
– Vacuum Distillation: Vacuum pumps are used in distillation processes to lower the boiling points of substances, enabling separation and purification of various chemicals and compounds.
– Vacuum Drying: Vacuum pumps aid in drying processes by creating a low-pressure environment, which accelerates moisture removal from materials without excessive heat.
– Vacuum Packaging: Vacuum pumps are used in the food industry to remove air from packaging containers, prolonging the shelf life of perishable goods by reducing oxygen exposure.
– Vacuum Filtration: Filtration processes can benefit from vacuum pumps to enhance filtration rates by applying suction, facilitating faster separation of solids and liquids.
2. Laboratory and Research:
Vacuum pumps are extensively used in laboratories and research facilities for various applications:
– Vacuum Chambers: Vacuum pumps create controlled low-pressure environments within chambers for conducting experiments, testing materials, or simulating specific conditions.
– Mass Spectrometry: Mass spectrometers often utilize vacuum pumps to create the necessary vacuum conditions for ionization and analysis of samples.
– Freeze Drying: Vacuum pumps enable freeze-drying processes, where samples are frozen and then subjected to a vacuum, allowing the frozen water to sublimate directly from solid to vapor state.
– Electron Microscopy: Vacuum pumps are essential for electron microscopy techniques, providing the necessary vacuum environment for high-resolution imaging of samples.
3. Semiconductor and Electronics Industries:
High vacuum pumps are critical in the semiconductor and electronics industries for manufacturing and testing processes:
– Semiconductor Fabrication: Vacuum pumps are used in various stages of chip manufacturing, including deposition, etching, and ion implantation processes.
– Thin Film Deposition: Vacuum pumps create the required vacuum conditions for depositing thin films of materials onto substrates, as done in the production of solar panels, optical coatings, and electronic components.
– Leak Detection: Vacuum pumps are utilized in leak testing applications to detect and locate leaks in electronic components, systems, or pipelines.
4. Medical and Healthcare:
Vacuum pumps have several applications in the medical and healthcare sectors:
– Vacuum Assisted Wound Closure: Vacuum pumps are used in negative pressure wound therapy (NPWT), where they create a controlled vacuum environment to promote wound healing and removal of excess fluids.
– Laboratory Equipment: Vacuum pumps are essential in medical and scientific equipment such as vacuum ovens, freeze dryers, and centrifugal concentrators.
– Anesthesia and Medical Suction: Vacuum pumps are utilized in anesthesia machines and medical suction devices to create suction and remove fluids or gases from the patient’s body.
5. HVAC and Refrigeration:
Vacuum pumps are employed in the HVAC (Heating, Ventilation, and Air Conditioning) and refrigeration industries:
– Refrigeration and Air Conditioning Systems: Vacuum pumps are used during system installation, maintenance, and repair to evacuate moisture and air from refrigeration and air conditioning systems, ensuring efficient operation.
– Vacuum Insulation Panels: Vacuum pumps are utilized in the manufacturing of vacuum insulation panels, which offer superior insulation properties for buildings and appliances.
6. Power Generation:
Vacuum pumps play a role in power generation applications:
– Steam Condenser Systems: Vacuum pumps are used in power plants to remove non-condensable gases from steam condenser systems, improving thermal efficiency.
– Gas Capture: Vacuum pumps are utilized to capture and remove gases, such as hydrogen or helium, in nuclear power plants, research reactors, or particle accelerators.
These are just a few examples of the primary applications of vacuum pumps. The versatility and wide range of vacuum pump types make them essential in numerous industries, contributing to various manufacturing processes, research endeavors, and technological advancements.
editor by CX 2023-12-06