Vacuum pump accessories KF, ISO, NW, CF how to distinguish

Posted on Fri, 31 Jul 2020 06:16:30 +0000

Customers usually see some indications when using vacuum pump accessories. For example: KF, ISO, NW, CF, etc., how to distinguish them? 1. KF is a common sealing connection in daily vacuum system, which is mainly used in high vacuum system. The specifications range from kf10 to kf50. Generally, ...

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How to adjust the capacity of vacuum unit in freeze drying process

Posted on Fri, 31 Jul 2020 06:10:52 +0000

How to regulate the capacity of vacuum unit in freezing monotone process In the process of freezing monotony, the commonly used vacuum equipment is the vacuum unit, the vacuum degree of this process will be particularly high, and the extracted gas contains water vapor or condensable gas, so it is...

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claw vacuum pump in aromatics extraction

Posted on Fri, 31 Jul 2020 06:03:03 +0000

Claw type vacuum pump is a claw type variable volume vacuum pump. It is very popular for its high recovery rate, energy saving and environmental protection. It can achieve the function of vacuumizing and gas-liquid separation through the operation of motor gear. The application way is very wide. ...

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Roots blower for petrochemical

Posted on Thu, 30 Jul 2020 06:52:09 +0000

In nature, some gases belong to flammable and explosive gases, such as acetylene, so it is necessary to pay attention to safety issues for transportation. Based on the introduction of SSR series Roots blower and the design features of many foreign products, a new generation of high flow, efficien...

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Mass Spectrometer Leak Detector in Semiconductor Vacuum System of Use

Posted on Thu, 30 Jul 2020 06:50:51 +0000

There are two kinds of defects in vacuum system of semiconductor equipment: one is the defect of vacuum pump unit and measuring system, the other is the disclosure of vacuum system. As for the first kind of defect, it can be confirmed by testing the limit vacuum degree of vacuum pump or changing ...

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Roots vacuum pump for dry gas concentration device

Posted on Thu, 30 Jul 2020 06:35:40 +0000

Roots vacuum pump unit used in dry gas concentration unit on investigation Through the investigation on the air tightness, load test run and operation of the two roots vacuum pump units in the dry gas concentration unit, it is found that the two units can basically meet the current consumption de...

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Roots vacuum unit selection notes

Posted on Thu, 30 Jul 2020 06:29:48 +0000

To form a roots vacuum unit, the selection of the pumping speed ratio between the roots vacuum pump and the backing pump is very important. Because the compression ratio of the Roots vacuum pump is very limited. This compression ratio determines the capacity of the backing pump, because the compr...

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Bipolar series Roots blower

Posted on Thu, 30 Jul 2020 06:05:27 +0000

New generation of high pressure, large flow, SSR series bipolar series Roots blower. The introduction of new products has been affirmed by new and old customers, which has made up for the vacancy in China. SSR series bipolar series Roots blower has high pressure, large flow rate, low noise and al...

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How to equip a vacuum valve for a lithium bromide absorption refrigerator?

Posted on Thu, 30 Jul 2020 06:03:52 +0000

Lithium bromide absorption refrigerating machine with rotary vane vacuum pumps and vacuum cooling water, refrigerant water pump of water ring vacuum pump used for vacuum and low vacuum in the vacuum area, respectively. Therefore, ordinary vacuum valves can be selected, such as diaphragm vacuum va...

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What is diaphragm valve?

Posted on Wed, 29 Jul 2020 08:11:06 +0000

Diaphragm valve is a flexible diaphragm in the valve body and valve cover, which is sealed by the up and down stroke of diaphragm. The utility model has the advantages of simple structure, easy to disassemble and maintain quickly; due to its control structure, the jade medium path is separated to...

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