Main features
--the drum is grooved . the high speed end and low speed end of drum adopt air clutch ;the brake drum for band brake adopt forced water cooling; the brake disk for disk brake adopt forced water cooling or air cooling ;the brake drum and brake disk are case-hardening treated with excellent wear-resistance capacity and long service life .
--all bearing are roller bearing ,all shaft material are alloy steel
--the chains adopt forced lubrication . the tooth profile of sprocket are intermediate frequency hardening treated ,all shifting clutch are clutch .with involute spline .
--the main brake are band brake or hydraulic disk bake , the assistant brake are dynamic brake , eddy current brake or eaton brake.

Driven by DC or AC motor(s) or diesel engine
specifications of single-drum shaft (gear transmission)

Specifications of multi-shaft (chains transmission)