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  • Vacuum Metallurgy Development Direction
      1.Certain specific process of metallurgical which is suitable vacuum metallurgy technology can be used in place of vacuum metallurgy technology.   2.Development of a new vacuum metallurgi...

  • The reasons of rotary vane vacuum pump performance decrease
    The reasons of rotary vane vacuum pump performance decrease Now many customers buy rotary vane vacuum pump ,before buying,some customer say rotary vane pump vacuum degree can not always reach, or l...

  • Rotary vane vacuum pumps work
    Rotary vane vacuum pumps (rotary vane pump for short) is an oil seal mechanical pump. The working pressure range of 101325 ~ 1.33 × 10-2 (Pa) is a low vacuum pump. It can be used alone as other ...

 
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