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SWL (QWL) Worm Gear Screw Jack
  • Product highlights

    Feature of SWL(QWL) series worm screw jack, screw jack, screw lift

    Main components: Precision trapezoid screw pair and high precision worm-gears pair. 
    Economical: Compact design, easy operation, convenient maintenance.

    Low speed, low frequency: Be suitable for heavy load, low speed, and low service frequency.

    Self-lock: Trapezoid screw has self-lock function, it can hold up load without braking device when screw stops traveling.

    Note: Braking device equipped for self-lock will be of malfunction accidentally when large jolt & impact load

    Strength Max length can be customized order to 17meter, can be used for airport and dock system. 


  • Module combination figure

  • Solution


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