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  • Working principle of screw chiller

    Working principle of screw chiller

    The screw chiller is mainly composed of screw compressor, condenser, evaporator, expansion valve and electric control system.​ (1) Twin screw compressor The twin-screw refrigeration compressor is an energy-adjustable oil-injected compressor. Its three continuous processes of suction, compression and... read more

    May 23,2022 Industry News
  • Refrigerator principle and system components

    Refrigerator principle and system components

    One: What is a freezer? A refrigerator is a mechanical device that uses a compressor to change the pressure change of the refrigerant gas to achieve low temperature refrigeration. The compressor used is different from the general air compressor due to its different use conditions and compression wor... read more

    May 17,2022 Industry News
  • Requirements for temperature control of vacuum coating system

    Requirements for temperature control of vacuum coating system

    The working principle of vacuum coating is that the film evaporates and crystallizes on the surface of the workpiece at high temperature. Because the air will cause resistance to the evaporated film molecules and cause collisions to make the crystals rough and dull, it must be under high vacuum to m... read more

    May 09,2022 Industry News
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