Product Description
Product Description
SK series water ring vacuum spring and compressor is used to suck or compress air and other non-corrosive, insoluble in water, does not contain CHINAMFG particles of the gas body, in order to form a vacuum and pressure in a closed container, suction gas allowed to mix a small amount of liquid.
Scope of application
SK water ring vacuum pumps and compressors are widely used in machinery, petrochemical, pharmaceutical, food, sugar industry and electronic fields. Because in the working process, the gas compression process is isothermal, so in the compression and patting explosive gas, not prone to danger, so its application more widely.
Product Parameters
| Model | Pumping capacity(fTp/min) | Limit pressure of vacuum pump | Motor power (KW) | Pump RPM(r/m) | Compressor pressure | Caliber (mm) | ||||
| Max. | Suction pressure is 0.041 MPa | mmHg | MPa | Vacuum pump | Compressor | In | Out | |||
| SK-0.15 | 0.15 | 0.135 | -650 | -0.087 | 0.55 | 1 | 2860 | / | G3/4″ | G3/4″ |
| SK-0.4 | 0.4 | 0.36 | -650 | -0.087 | 1.5 | 1 | 2860 | 1 | G1″ | G1″ |
| SK-0.8 | 0.8 | 0.72 | -650 | -0.087 | 2.2 | 1 | 2860 | 1 | G1″ | G1″ |
| SK-1.5B | 1.5 | 1.35 | -680 | -0.091 | 4 | 1 | 2860 | / | G1 1/4″ | G1 1/4″ |
| SK-1.5 | 1.5 | 1.35 | -680 | -0.091 | 4 | 4 | 1440 | 0-0.1 | 70 | 70 |
| SK-3 | 3 | 2.8 | -700 | -0.093 | 5.5 | 7.5 | 1440 | 0-0.1 | 70 | 70 |
| SK-6 | 6 | 5.4 | -700 | -0.093 | 11 | 15 | 1460 | 0-0.1 | 80 | 80 |
| SK-9 | 9 | 8.1 | -700 | -0.093 | 15 | 22 | 970 | 0-0.1 | 80 | 80 |
| SK-12 | 12 | 10.8 | -700 | -0.093 | 18.5 | 30 | 970 980 | 0-0.1 | 80 | 80 |
| SK-15 | 15 | 13.5 | -700 | -0.093 | 30 | 45 | 980 | 0-0.1 | 80 | 80 |
| SK-20 | 20 | 18 | -700 | -0.093 | 37 | 55 | 740 | 0-0.1 | 150 | 150 |
| SK-30 | 30 | 27 | -700 | -0.093 | 55 | 75 | 740 | 0-0.1 | 150 | 150 |
| SK-42 | 42 | 37.8 | -700 | -0.093 | 75 | 1 | 740 | 1 | 150 | 150 |
| SK-60 | 60 | 54 | -700 | -0.093 | 90 | 1 | 590 | 1 | 250 | 250 |
| SK-85 | 85 | 76.5 | -700 | -0.093 | 132 | 1 | 590 | 1 | 250 | 250 |
| SK-120 | 120 | 108 | -700 | -0.093 | 185 | 1 | 490 | 1 | 300 | 300 |
Noted:
1. Intramuscular values are derived under the following conditions:
Atmospheric pressure 0.1013MPa
The water temperature is 15°C
The air temperature is 20°C
Relative humidity of gas 70%
2. The deviation of pumping volume is not more than ±10%
Detailed Photos
Customer usage display
Certifications
Factory overview
Warehouse overview
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| After-sales Service: | Online |
|---|---|
| Warranty: | 1 Years |
| Oil or Not: | Oil Free |
| Structure: | Rotary Vacuum Pump |
| Exhauster Method: | Kinetic Vacuum Pump |
| Vacuum Degree: | Low Vacuum |
| Customization: |
Available
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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.
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How Do Vacuum Pumps Affect the Performance of Vacuum Chambers?
When it comes to the performance of vacuum chambers, vacuum pumps play a critical role. Here’s a detailed explanation:
Vacuum chambers are enclosed spaces designed to create and maintain a low-pressure environment. They are used in various industries and scientific applications, such as manufacturing, research, and material processing. Vacuum pumps are used to evacuate air and other gases from the chamber, creating a vacuum or low-pressure condition. The performance of vacuum chambers is directly influenced by the characteristics and operation of the vacuum pumps used.
Here are some key ways in which vacuum pumps affect the performance of vacuum chambers:
1. Achieving and Maintaining Vacuum Levels: The primary function of vacuum pumps is to create and maintain the desired vacuum level within the chamber. Vacuum pumps remove air and other gases, reducing the pressure inside the chamber. The efficiency and capacity of the vacuum pump determine how quickly the desired vacuum level is achieved and how well it is maintained. High-performance vacuum pumps can rapidly evacuate the chamber and maintain the desired vacuum level even when there are gas leaks or continuous gas production within the chamber.
2. Pumping Speed: The pumping speed of a vacuum pump refers to the volume of gas it can remove from the chamber per unit of time. The pumping speed affects the rate at which the chamber can be evacuated and the time required to achieve the desired vacuum level. A higher pumping speed allows for faster evacuation and shorter cycle times, improving the overall efficiency of the vacuum chamber.
3. Ultimate Vacuum Level: The ultimate vacuum level is the lowest pressure that can be achieved in the chamber. It depends on the design and performance of the vacuum pump. Higher-quality vacuum pumps can achieve lower ultimate vacuum levels, which are important for applications requiring higher levels of vacuum or for processes that are sensitive to residual gases.
4. Leak Detection and Gas Removal: Vacuum pumps can also assist in leak detection and gas removal within the chamber. By continuously evacuating the chamber, any leaks or gas ingress can be identified and addressed promptly. This ensures that the chamber maintains the desired vacuum level and minimizes the presence of contaminants or unwanted gases.
5. Contamination Control: Some vacuum pumps, such as oil-sealed pumps, use lubricating fluids that can introduce contaminants into the chamber. These contaminants may be undesirable for certain applications, such as semiconductor manufacturing or research. Therefore, the choice of vacuum pump and its potential for introducing contaminants should be considered to maintain the required cleanliness and purity of the vacuum chamber.
6. Noise and Vibrations: Vacuum pumps can generate noise and vibrations during operation, which can impact the performance and usability of the vacuum chamber. Excessive noise or vibrations can interfere with delicate experiments, affect the accuracy of measurements, or cause mechanical stress on the chamber components. Selecting vacuum pumps with low noise and vibration levels is important for maintaining optimal chamber performance.
It’s important to note that the specific requirements and performance factors of a vacuum chamber can vary depending on the application. Different types of vacuum pumps, such as rotary vane pumps, dry pumps, or turbomolecular pumps, offer varying capabilities and features that cater to specific needs. The choice of vacuum pump should consider factors such as the desired vacuum level, pumping speed, ultimate vacuum, contamination control, noise and vibration levels, and compatibility with the chamber materials and gases used.
In summary, vacuum pumps have a significant impact on the performance of vacuum chambers. They enable the creation and maintenance of the desired vacuum level, affect the pumping speed and ultimate vacuum achieved, assist in leak detection and gas removal, and influence contamination control. Careful consideration of the vacuum pump selection ensures optimal chamber performance for various applications.
How Are Vacuum Pumps Different from Air Compressors?
Vacuum pumps and air compressors are both mechanical devices used to manipulate air and gas, but they serve opposite purposes. Here’s a detailed explanation of their differences:
1. Function:
– Vacuum Pumps: Vacuum pumps are designed to remove or reduce the pressure within a closed system, creating a vacuum or low-pressure environment. They extract air or gas from a chamber, creating suction or negative pressure.
– Air Compressors: Air compressors, on the other hand, are used to increase the pressure of air or gas. They take in ambient air or gas and compress it, resulting in higher pressure and a compacted volume of air or gas.
2. Pressure Range:
– Vacuum Pumps: Vacuum pumps are capable of generating pressures below atmospheric pressure or absolute zero pressure. The pressure range typically extends into the negative range, expressed in units such as torr or pascal.
– Air Compressors: Air compressors, on the contrary, operate in the positive pressure range. They increase the pressure above atmospheric pressure, typically measured in units like pounds per square inch (psi) or bar.
3. Applications:
– Vacuum Pumps: Vacuum pumps have various applications where the creation of a vacuum or low-pressure environment is required. They are used in processes such as vacuum distillation, vacuum drying, vacuum packaging, and vacuum filtration. They are also essential in scientific research, semiconductor manufacturing, medical suction devices, and many other industries.
– Air Compressors: Air compressors find applications where compressed air or gas at high pressure is needed. They are used in pneumatic tools, manufacturing processes, air conditioning systems, power generation, and inflating tires. Compressed air is versatile and can be employed in numerous industrial and commercial applications.
4. Design and Mechanism:
– Vacuum Pumps: Vacuum pumps are designed to create a vacuum by removing air or gas from a closed system. They may use mechanisms such as positive displacement, entrapment, or momentum transfer to achieve the desired vacuum level. Examples of vacuum pump types include rotary vane pumps, diaphragm pumps, and diffusion pumps.
– Air Compressors: Air compressors are engineered to compress air or gas, increasing its pressure and decreasing its volume. They use mechanisms like reciprocating pistons, rotary screws, or centrifugal force to compress the air or gas. Common types of air compressors include reciprocating compressors, rotary screw compressors, and centrifugal compressors.
5. Direction of Air/Gas Flow:
– Vacuum Pumps: Vacuum pumps draw air or gas into the pump and then expel it from the system, creating a vacuum within the chamber or system being evacuated.
– Air Compressors: Air compressors take in ambient air or gas and compress it, increasing its pressure and storing it in a tank or delivering it directly to the desired application.
While vacuum pumps and air compressors have different functions and operate under distinct pressure ranges, they are both vital in various industries and applications. Vacuum pumps create and maintain a vacuum or low-pressure environment, while air compressors compress air or gas to higher pressures for different uses and processes.
editor by Dream 2024-05-06
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