The vacuum is obtained by means of the vacuum pump. Different types of pump, it has certain working conditions and range, when choosing vacuum pump, it should take full consideration of its characteristics and specifications, and start from the following four conditions of the designed system.choice-of-vacuum-pump-in-electronic-industry
(1) volume (including pipeline) and productivity requirements of the evacuated vacuum container.
(2) required vacuum degree.
(3) types of gases extracted.
(4) in the course of work, the release of the workpiece and the system of the gas olives and leakage.2X_A_Rotary_vane_Vacuum_pump
At present, the basic types of vacuum pumps commonly used in China’s electronics industry are mainly mechanical pumps and oil diffusion pumps (sometimes with condensing Wells). The selection of these two types of vacuum pumps (metal) is briefly described as follows.
The basic principle of the mechanical pump is to use the rotor to compress and expand the working space of the mechanical pump periodically, so as to expel the gas from the container (which flows into the mechanical pump through the conduit).Rotary_Vacuum_Pump
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