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  • What is vacuum
    What is the vacuum Vacuum means that a given gas pressure within the space of less than the area of a standard atmospheric pressure gas state. Vacuum is rarefied gas environment. Compared with the ...

  • 2X-type rotary vane vacuum pump
    Rotary vane vacuum pump classification There are many domestic rotary vane vacuum pump includes a 2X-type rotary vane vacuum pump, X-type rotary vane vacuum pump, 2XZ type rotary vane vacuum pump, XD...

  • High-vacuum brazing of diamond tools 4
    High-vacuum brazing of diamond tools 4 Coating Uniform coating of the tool body withthe correct amount of braze anddiamond is essential for the quality ofthe brazed grinding tool. If gaps in th...

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