Поршень, направляющий стержень, седло клапана амортизатора

Hefei Bolin Advanced Materials Co., Ltd. wasfoundedin 1997. We have more than ten years experience in the line of powder metallurgy industry. We are making powder metal piston, rod guide, valve seat for shock absorber and damper of motocar and motocycle. We also produce the piston with PTEF skirt and piston ring, and the DU bushing which is located in the rod guide.We have many advanced equipments such as 100T, 325T auto mechanical compact press as well as pedrail ultrasonic cleaner line specially produce the piston and guild bush and valve seat for your damper. Our piston and valve seat is enjoying good reputation now. The properties of shock absorber parts are as below:1. Density of piston: no less than 6.3g/cm32. Density of valve seat: no less than 6.5g/cm33. Density of guided seat: no less than 6.7g/cm34. Hardness: 60-70 HB5. Purely cleanness6. Efficiency steaming treatment7. Competitive priceWe offer customized shock absorber pistons and valve seats and Du bushing to meet your specific requirements.We appreciate yourinteresting and will do our best to cooperate with you!