1.KETOZ POWER:Jingxi Hengjiu is established in 2006, belonging to Zhejiang Hengjiu Machinery Group which has a history of 61 years. We are specializing in manufacturing standard roller chain and motorcycle chain for 8 years.
2.GOOD QUALITY FOR MATERIAL:45Mn, 20Mn, 30CrMnTi, 20#steel
3.ADVANCED TECHNIQUES FOR HEAT TREATMENT:By auttomatic mesh conveyor belt furnace for heattreating & temper to onsure fatigue&wear-resisting performance.
4. PRE-LOADING: Pre-strength by 80%of the U.T.S to avod enlongation immediately after initial use on the sprockets.
5.WELL LUBRICATION: Lubricated with white & clear grease.