NJZ serial Contract Wedge Backstop is a new kind of  low-speed backstop used in belt conveyors, which is directly installed on driving drum shaft or low-speed shaft of gears. the precise bearings are used in the product, which ensure high coaxiality, long service life and powerful capacity of avoiding roll-back. In all, it is the best choice for belt conveyors. the device can be applied in bucket elevators and scraper conveyors.

Feature:    

1.Contact-type and wedge structure provides long life time and low noise    

2.Large backstop torque, and good reliability    

3.Small size, and easy to install and maintain    

4.Suit for all kinds of upward belt conveyors