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Dry Screw Vacuum Pump
Number: SN20170605141531235
Category: Series Dry Screw Vacuum Pump
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    Technical characteristics
    1. The screw rotor adopts a variable pitch profile, and its compression performance and thermodynamic performance are internationally leading;
    2.Oil-free and water-free purification system operation, fully closed working process, especially suitable for recovery of chemical gas medium, can be used in high-purity vacuum process
    3. High precision machining of parts, all metal parts have no contact during operation, less wear, excellent dynamic characteristics, and long life;
    4. High dynamic balance accuracy, small vibration, low noise and high reliability;
    5. The over-current surface is treated with a special coating to extract corrosive gases to meet the needs of special processes;
    6. It can be operated as a single pump or as a foreline pump;
    7, fewer parts, high stability, low maintenance costs, easy to operate;
    8. Continuous pumping, stepless partition, short pumping path to avoid gas condensation and condensation from rusting the pump cavity;
    9, compact integrated unit, high degree of automatic control integration, small footprint;
    10. Adopt multiple seals such as machinery, labyrinth and nitrogen seal to realize fully enclosed transmission of flammable, explosive and toxic and harmful gases.

    Pumping speed curve

    Installation dimension drawing

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