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 | 2092x951 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!!!
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| After-sales Service: | Lifetime Paid Service |
|---|---|
| Warranty: | One Year |
| Oil or Not: | Oil Free |
| Structure: | Screw |
| Exhauster Method: | Entrapment Vacuum Pump |
| Vacuum Degree: | High Vacuum |
| Customization: |
Available
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|---|
Are there variations in scroll vacuum pump designs, and how do they affect performance?
Yes, there are variations in scroll vacuum pump designs, and they can have an impact on the performance of the pump. Here's a detailed explanation:
Single-Stage and Multi-Stage Designs:
Scroll vacuum pumps can be classified into single-stage and multi-stage designs:
- Single-stage: Single-stage scroll pumps have a single set of orbiting and fixed scrolls. They are typically used for applications where moderate vacuum levels and pumping speeds are required. Single-stage pumps are known for their simplicity, compactness, and quiet operation.
- Multi-stage: Multi-stage scroll pumps consist of multiple sets of orbiting and fixed scrolls arranged in series. Each stage provides additional compression, allowing for higher vacuum levels and faster pumping speeds. Multi-stage pumps are suitable for applications that require deeper vacuum levels or higher pumping capacities.
The choice between single-stage and multi-stage scroll pumps depends on the specific application requirements and desired performance characteristics.
Oil-Free and Oil-Sealed Designs:
Scroll vacuum pumps are available in both oil-free and oil-sealed designs:
- Oil-Free: Oil-free scroll vacuum pumps do not require lubricating oil in the pump chamber. They are suitable for applications that demand a clean and oil-free vacuum environment to prevent contamination or interference with sensitive samples or processes. Oil-free pumps are often preferred in laboratory, research, and semiconductor applications.
- Oil-Sealed: Oil-sealed scroll vacuum pumps utilize oil as a lubricant and sealing medium. The oil helps provide a better seal between the scrolls and contributes to improved performance in terms of vacuum level and pumping speed. Oil-sealed pumps are commonly used in industrial, manufacturing, and rough vacuum applications.
Both oil-free and oil-sealed scroll vacuum pumps have their advantages and considerations, and the selection depends on the specific requirements of the application.
Other Design Considerations:
In addition to the above variations, scroll vacuum pumps may have other design considerations that can affect their performance:
- Pump Size: Scroll pumps are available in different sizes, offering a range of pumping capacities and physical dimensions. The pump size influences the pumping speed and the size of the vacuum system it can handle. Smaller pumps are more compact and suitable for applications with lower flow rate requirements, while larger pumps provide higher pumping speeds.
- Motor Rating: The motor rating of a scroll vacuum pump determines its power output and affects the pumping speed and performance. Higher motor ratings generally result in faster pumping speeds and may be necessary for certain demanding applications.
- Control and Monitoring Features: Some scroll vacuum pumps may include advanced control and monitoring features, such as integrated controllers, digital interfaces, and performance indicators. These features can enhance the pump's usability, provide real-time data, and facilitate system integration.
It is important to refer to the manufacturer's specifications and guidelines for specific scroll vacuum pump models to understand the design variations and their impact on performance. The manufacturer can provide detailed information on the pump's capabilities, limitations, and recommended applications.
By selecting the appropriate scroll vacuum pump design based on the application requirements, it is possible to achieve optimal performance and efficiency in various vacuum processes.
Can scroll vacuum pumps be used in laboratory applications?
Yes, scroll vacuum pumps can be used in laboratory applications. Here's a detailed explanation:
Scroll vacuum pumps offer several features and advantages that make them suitable for various laboratory applications:
1. Oil-Free Operation:
Many laboratory applications require a clean and oil-free vacuum environment to maintain the integrity of samples, prevent contamination, and ensure accurate results. Scroll vacuum pumps are available in oil-free versions, eliminating the risk of oil vapor or particles contaminating the vacuum system and samples.
2. Low Vibration and Noise:
In laboratory settings where precision and sensitive measurements are crucial, low vibration and noise levels are important considerations. Scroll vacuum pumps operate with minimal vibration and produce less noise compared to some other types of vacuum pumps, making them suitable for laboratory environments.
3. Compact and Space-Efficient:
Laboratories often have limited space, and equipment that is compact and space-efficient is desirable. Scroll vacuum pumps are relatively compact in size and can be easily integrated into laboratory setups without occupying excessive space.
4. Ease of Use:
Scroll vacuum pumps are known for their user-friendly nature. They typically have simple operating procedures, require minimal adjustments or tuning, and are easy to install and operate. This is advantageous in laboratory settings where researchers and technicians may need to work with multiple instruments simultaneously.
5. Versatile Applications:
Scroll vacuum pumps find applications in a wide range of laboratory processes, including:
- Vacuum filtration
- Rotary evaporation
- Freeze drying
- Glove box systems
- Vacuum ovens
- Vacuum distillation
- Vacuum degassing
- Mass spectrometry
- Electron microscopy
- Gas chromatography
- and many more.
It's important to note that the suitability of a scroll vacuum pump for a specific laboratory application depends on the desired vacuum level, required pumping speed, compatibility with the gases or vapors being handled, and any additional requirements specific to the experimental or analytical techniques being employed.
Before selecting a scroll vacuum pump for laboratory use, it is advisable to consult the manufacturer's specifications and guidelines to ensure that the pump meets the specific requirements of the intended application.
How does the scroll design contribute to the reliability of these pumps?
The scroll design of vacuum pumps plays a significant role in enhancing their reliability. Here's an explanation of how the scroll design contributes to the reliability of these pumps:
1. Sealed System:
The scroll design features two interleaved spiral scrolls, one fixed and one orbiting. The interaction between these scrolls creates a series of crescent-shaped chambers. As the orbiting scroll moves, these chambers decrease in size, compressing and expelling gases. The tightly sealed system of the scroll design ensures minimal leakage, preventing the entry of contaminants and maintaining a consistent vacuum level. This sealed system enhances the reliability of scroll vacuum pumps by minimizing the risk of performance degradation and ensuring continuous and efficient operation.
2. Oil-Free Operation:
One of the key advantages of scroll vacuum pumps is their oil-free operation. Unlike other types of pumps that rely on oil lubrication, scroll pumps utilize a dry mechanism. The scroll design eliminates the need for oil lubrication by using non-contacting, self-lubricating materials such as PTFE (polytetrafluoroethylene) or carbon. This eliminates the risk of oil contamination in the pumped gases or the vacuum chamber. The absence of oil also reduces maintenance requirements and enhances the reliability of the pumps by eliminating the potential for oil-related issues, such as oil degradation, leaks, or mechanical failures.
3. Minimal Moving Parts:
The scroll design features a relatively simple construction with minimal moving parts. Compared to other types of pumps, scroll vacuum pumps have fewer components that can wear out or malfunction. This reduces the likelihood of mechanical failures and improves the overall reliability of the pumps. The simplicity of the scroll design also contributes to ease of maintenance and servicing, further enhancing their reliability and uptime.
4. Low Vibration and Noise Levels:
The scroll design of vacuum pumps results in smooth and quiet operation. The absence of reciprocating pistons or vanes, which are common in other pump designs, reduces vibration levels. This lower vibration minimizes the stress on pump components, reducing wear and tear and improving the overall reliability. Additionally, the low noise levels of scroll pumps make them suitable for applications that require a quiet working environment, such as laboratories or medical facilities.
5. Contamination Resistance:
The scroll design of vacuum pumps offers inherent contamination resistance. The absence of oil lubrication eliminates the risk of oil carryover or oil-related contamination. Additionally, the sealed system and non-contacting scroll surfaces reduce the chances of particulate contamination or wear debris generation. This contamination resistance contributes to the long-term reliability of the pumps by minimizing the potential for performance degradation or damage to sensitive components.
In summary, the scroll design of vacuum pumps enhances their reliability through a sealed system, oil-free operation, minimal moving parts, low vibration and noise levels, and contamination resistance. These factors make scroll vacuum pumps a reliable choice for various industrial applications.
editor by CX 2024-03-03