Posted 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...
Read MorePosted on Fri, 18 May 2018 10:24:50 +0000
1. General Instruction Liquid ring vacuum pump unit as a single pump system to expand to lots of applications. Which have been widely used in the coal, pharmaceutical, chemical, power and other industries to provide customers with more humane services, easier operation, more timely monitoring. H...
Read MorePosted on Fri, 18 May 2018 10:22:55 +0000
The diffusion pump includes pump shell, pump core, evaporation boiler, heater, cooling water pipe and some other components etc. KT series pump shell is made to convex cavity shape between the first stage nozzle and the second stage nozzle, to increase the pumping speed. The pump shell is mainly...
Read MorePosted on Fri, 18 May 2018 10:21:13 +0000
Water cooling baffles are very importnat parts in Oil Diffusion Pumps that installed between the inlet of oil diffusion vacuum pump and the high vacuum valve. It is used for blocking the oil vapor and reducing the back-streaming rate and can help clean the vacuum room. The baffle in our company i...
Read MorePosted on Fri, 18 May 2018 10:18:40 +0000
EVP had successfully re-designed and developed interchangeable liquid ring vacuum pump with Nash pump (with same outside dimension and connecting struct but distinguished inside design), under the increasing clients’ request for broken Nash pump replacing (including 2BE1, 2BE3, SX, AT and ...
Read MorePosted on Fri, 18 May 2018 10:09:00 +0000
Vacuums are used in industry and commerce for packaging, drying, suction and pick-and-place. Some process engineering operations are carried out in a vacuum because low pressure is an advantage on temperature-sensitive products. And in a vacuum column, it is even possible to split azeotropic mixe...
Read MorePosted on Fri, 18 May 2018 09:22:04 +0000
The roots vacuum pump features are: (1) the rotor and the roots vacuum pump body , there is a certain gap between rotor and rotor, no contact each other, don’t need lubricating oil. (2) the rotor with good geometrical symmetry, can improve the rotary speed, so that they can produce the comp...
Read MorePosted on Fri, 18 May 2018 08:56:14 +0000
What is the Main functions of a vacuum pump , please look the specific detailed introduction: 1, the limit of the vacuum pump pressure: the ultimate pressure of the pump unit is a Pa, refers to the pump in the inlet is equipped with standard experiment and according to the rules of operation, wit...
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