JWB Series Ball Screw jacks are suitable for high speed , high efficiency and excellent performance .
Main components: Precision ball screw pair and high precision worm-gears pair.
1) High efficiency
Rolling friction improve efficiency greatly, only a little drive power can generate great thrust force.
2) High speed
Rolling friction speed up travel of screw easily.
3) Lifetime longer
High precision ball screw can make JWB's lifetime longer by 3 times comparing with JWB.
Note: Braking devices or motor with braking devices are necessary when choosing JWB .