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  • How to select the vacuum pump
    How to select the vacuum pump 1, the vacuum pump working pressure should meet the ultimate vacuum and vacuum equipment working pressure requirements. Such as: vacuum coating vacuum degree 110-5mmHg req...

  • Rotary vane vacuum pump failures and solutions
    Rotary vane vacuum pump failures and solutions First, the rotary vane vacuum pump decreased: that the current measured degree rotary vane vacuum pump factory index or lower than the previous vacuum of...

  • What need attention when buy vacuum plating equipment
    What need attention when buy vacuum plating equipment With the fast development of vacuum plating industry, vacuum plating of product requirements for the film is also gradually improved, and tha...

 
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