DONGHUA Chain Group is the most professional manufacturer of power transmission in China, manufacturing roller chains, industry sprockets, motorcycle sprockets, casting sprockets, different type of couplings, pulleys, taper bushes, locking devices, gears, shafts, CNC precision parts and so on. We have passed ISO9001, ISO14001, TS16949 such quality and enviroment certification


We adopt good quality raw material and strict with DIN, ANSI, JIS standard ect, We have professional quality conrol team, complet equipment, advanaced technology. In 1999, Donghua obtained ISO9001 Certificate of Quality Assurance System, besides, the company also devotes itselt o environmental protection, In2002, it also obtained ISO14001 Certificate of Environment Management System.




Product features:

1 When overlodad occurs, the friction type torque limiter between the main pasive side slip can protect your mechanical equipment
2 It can be used for connecting shaft and the following components: Sprocket, gear, pulley, timing pulley, flange, etc
3 The overload torque can be achieved by adjuting the nut or bolt in a certain range
4 The overload slip still have high resididual torque, so the slipping time can't be too long,