Product Description
Sanitary centrifugal pump is 1 type of centrifugal pump which mainly used for
pharmaceutical,food industry, dairy industy.
Sanitary (hygienic )centrifugal pump is 1 type of centrifugal pump which mainly used for pharmaceutical,
food industry,dairy industry, winery ,turnkey project .The pumps are made of Stainless steel 316L or SS 304 ,which with a surface polished ,can be used to the above industry for sanitary purpose
| Technical Parameters | |
| Flow Medium Parts | AISI304/AISI316L(1.4301/1.4404) |
| Without Flow Medium Parts | AISI304(1.4301) |
| Outside Surface | Semi bright |
| Inside Surface | Polished Ra0.4 |
| Product Wetted Seals | EPDM,Silicone,FPM.NBR |
| Max.Inlet Pressure | 0.5MPA |
| Temperature Range | -10ºC~140ºC |
| Noise Level(At 1m) | 60-80dB(A) |
| Capacity | 1.5~200ton/hour |
| Motor | ABB Motor and China motor,Siemens |
| Voltage | 220V,380V,440V,480V,ect |
| Impeller Type | Closed Impeller,Open Impeller,Semi-Open Type Impeller |
| Connection ends | Triclover,butt weld,threaded,union and flange |
| Machanical seal(standard) | plumbago&silicon carbide |
Technical Parameter
| Specification: | 3T-180T, 6m-60m, 0.55KW-75KW |
| Material: | SS304 SS316L (The pump body, pump cover and impeller) |
| Impeller: | 1.Open type impeller, there is no blind corner;2Close type impeller;3.Semi-open type impeller |
| Operate condition: | Sanitary centrifugal pump is close to HORIZONTAL transport of high and low level, is not the Self-priming type. |
| Surface treatment: | The part contact with mdedium is Polished, And other part is Sand Blasted |
| Max inlet pressure | 0.5MPa |
| Temperature range: | -10 to Degree +140 Degree |
| Flushable mechanical sealing: | Water pressure: __Max 0.1MPa Water lift: ___0.25-0.5L/min |
| Standards: | DIN \ SMS |
Motor
| 1. Configuration of “ABB” brand three-phase AC motor is in accordance with the International Electrotechnical CommissionIEC60034. IEC60072 standard design comply with European “CE” Marking requirements |
| 2. The Explosion-Proof motor also available, that can meet with the requirement of different Applications. |
| 3. It has excellent electric performance, low niose and low vibration. The protection grade is IP55, insulation grade is F. |
| 4. Operate involtage: 3Kw, 220-240V/380-420V 3Kw, 380-420V/660-690V |
| 5. Requency: 50Hz/60Hz |
| 6. Working method: Continuous(SI) |
| 7. Rotate speed: The standard rotate speed is 2900r/min |
1.Q:Why choose us ?
A: I.We only purchase top quality materiel in china, and our company also issued a strict rules for checking the quality, and all these points assure our best quality turbos.
II.The mould and equipment we used for production are of the best line in China.
III.The production craft and technology we adopted are the best in China also.
IV.Factories certified by ISO9001:2000 & ISO Quality Management Systems.
2.Q: Which shipment you can supply?
A: we ship cargo by sea, by air, by train or by express (FEDEX, DHL,UPS,TNT ). We make sure deliver goods by safe and economical methods and offer perfect package as you expect.
3. Q: what is your payment terms ?
A: our payment terms is T/T 30% deposit before production, 70% balance before delivery or against B/L copy
4. Q: What is your terms of delivery?
A: EXW ,FOB, CIF is available for us.
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| Max.Head: | 80-110m |
|---|---|
| Max.Capacity: | 50-100 L/min |
| Driving Type: | Motor |
| Impeller Number: | Single-Stage Pump |
| Working Pressure: | Middle Pressure Pump |
| Influent Type of Impeller: | Single Suction Pump |
| 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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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 2024-03-01
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