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  • structure principle for rotary vane pump
    Structure principle for rotary vane pump Structure Rotary vane vacuum pump can be sealed container in a dry gas, with gas ballast if the device can also be drawn in addition to a certain amount of...

  • High-vacuum brazing of diamond tools 1
    High-vacuum brazing of diamond tools   In addition to diamond tools with the usual sinteredmetal or electroplated bonds, tools with brazed bondsare increasingly being used. The performance of s...

  • The daily maintenance of evaporation coating machine
     You should solve problems immediately in the regular maintenance of vacuum coating equipment .For example, some of the work piece bogie, replace the bearings and then wait until it is completel...

 
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