DongSheng is specialized in producing all kinds of standard and non-standard chains, e.g. A or B series chains, automobile chains, stainless steel chains, combine harvester chains, heavy-duty cranked link transmission chains, stereo garage chains and maintenance-free chains etc.
Operational flow of manufacturing
order =>design and modeling =>inspection and die setting =>pressing & shaping =>CNC fine finishing =>beburring =>Hobbing =>CNC boring => surface cleaning =>marking =>heat treatment =>Hardness inspection=>leveling=>bore inspection=> sand blasting=>surface treatment =>packing
Color: black; silvery ( galvanizing);golden or as your requirements
Raw-materials: Q345B(45#),Q235B(A3) .etc
Good quality & competitive price
Long-term quality guarantee:more than 12months
Teeth number:
rear sprocket:34 to 50
front sprocket:11 to 17
We have been providing Private Label/OEM service to many customers in Mid East, Africa, Southeast Asia, South America, such as Pakistan, Iran, Egypt, Vietnam, Brazil, Colombia, etc. The market and customers have attested to the superior quality and consistent performance of the OEM motor sprocket and chain kit .
Our factory has whole sets precision equipments such as punch(10sets), bender(7sets), high-speed reel machine(12sets), high-speed pin shaft cut machine(7sets), the most advanced mesh-belt furnace line(2sets), rotate furnace (9sets) and so on.
The Chain technic treatment is as below:
1.Shot peening =>2.Bluing =>3.Phosphating =>4.Nickel-plated =>5.Zincing =>6.Heat treatment =>7.Carburizing =>8.Quenching =>9.Tempering =>10.Oiling =>11.Greasing
phone:0086-579-87383203
skype:wendylove0312 or arancia521
Any comments please feel free to contact us!!
web:www.dschain.en.china.cn