Our trapezoidal screw jacks(also named acme screw jack) JWM series is suitable for low speed and low frequency.Worm gear screw jack is a basis jack-up part, accomplish the functionssuch as lifting, drop, push and inverting through worm gear drives screw.Compact configuration, small size, lightweight, convenient installation,flexible operation, high reliability and stability, also has a long service life and more connection form etc.
The JWM screw jacks can be driven by different motors: electrical, with either alternating or direct current, as well as hydraulic or pneumatic motors. Also they can be driven manually or with any other type of transmission.
