Specifications

API drawwork
seven types of substructures
forced lubrication
With inner gear shift and outer gear shift

API drawwork

 

With inner gear shift and outer gear shift in drawworks.

Shafts adopt superior alloy steel, bearings adopt roller bearings totally.

All the chains are forced lubrication.

The drum is grooved, and the high-speed and low-speed ends of the drum shaft are equipped with ventilated-type air tube clutches. The brake rim is circulation water cooled.

Band or Disc brake is used in main brake. Auxiliary brake is furnished with electromagnetic eddy current brakes.