Posted on Tue, 22 May 2018 09:10:20 +0000
Roots vacuum pump as compared to other types of vacuum pumps, there are the following advantages: 1:Over a wide pressure range, with a stable Su great hatred, can quickly exhaust a sudden release of gas to make up for lack of oil-sealed mechanical pumps and diffusion pump, it is only suitable for...
Read MorePosted on Tue, 22 May 2018 09:02:42 +0000
Water ring vacuum pump (the water ring pumps) is a rough vacuum pump, it can get the ultimate vacuum for the 2000 ~ 4000Pa, Series air jet up to 270 ~ 670Pa. Water ring pumps can be used as compressor, known as the water ring compressor, are low-pressure compressor, the pressure area was 1 ~ 2 × ...
Read MorePosted on Tue, 22 May 2018 09:02:11 +0000
According to the work principle of vacuum pump, vacuum pumps can basically be divided into two types, namely, trapping gas transfer pumps and gas pumps. Gas transfer pump is a way for continuous suction and discharge gas in order to achieve the purpose of vacuum pumping. Gas pump is a kind of tra...
Read MorePosted on Tue, 22 May 2018 08:18:52 +0000
In recent years, has developed a new vacuum from atmospheric pressure to high vacuum, with only one pump will be able to achieve. But in general, in order to obtain a high vacuum, high vacuum and ultrahigh vacuum, vacuum pump or a plurality of units connected in series to form complete evacuation...
Read MorePosted on Tue, 22 May 2018 08:17:53 +0000
Vacuum technology is widely used in various processes, such as vacuum melting furnace, RH vacuum treatment, vacuum coating, vacuum distillation, concentrated in vacuo, vacuum welding, vacuum casting, vacuum coating, vacuum surface treatment, vacuum cathode ray tube, vacuum drying, vacuum steriliz...
Read MorePosted on Tue, 22 May 2018 07:50:20 +0000
Rotary vane vacuum pump is a rotary air pump seals, also known as GED pumps, mainly by the stator, rotor and vane and other components. Eccentric rotor mounted in the stator and stator wall tangent vertices. Equipped with two slide to slide on the rotor is rotated by a spring and centrifugal forc...
Read MorePosted on Tue, 22 May 2018 06:15:56 +0000
As semiconductor manufacturing to flourish in our country, domestic and international semiconductor manufacturing companies have launched production line, increasing the domestic used in semiconductor manufacturing line for cleaning ultra-high vacuum system equipment requirements. The ultra-high ...
Read MorePosted on Tue, 22 May 2018 06:09:16 +0000
High Vacuum Technology is the science of the removal of all (or nearly all) gases from a chamber, and the measurement and manipulation of the vacuum environment. The applications of vacuum technology are as broad as modern technology itself, ranging from holding workpieces (vacuum chucks) to Ther...
Read MorePosted on Fri, 18 May 2018 10:32:38 +0000
working principle Due to the eccentricity effect When rotor from 0°to 90°：V —- Gas suction stage When rotor from 90°to 360 ：V —- Gas compression stage BSV Series Features-Vanes The Vanes of BSV series vacuum pump adopt the imported special materials which have more ...
Read MorePosted on Fri, 18 May 2018 10:25:49 +0000
Damper valve is necessary device on vacuum system, which is used to open or shut off the pipeline. It can protect the vacuum especially when vacuum system stopped suddenly by accident. EVP can provide two types of damper valve which has a below difference on operation method. if any question, pl...
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