产品名称：异形滚子，销子 special cylinder pin

材料：Gcr15，52100或SUJ2，也可按客户要求用硅锰钢和不锈钢，

硬度：HRC60-65

热处理：符合JB/T 1255的规定

表面粗糙度：Ra0.2，超精后<Ra0.05

产品适用范围：汽车，摩托车，童车，纺织机械等行业

product name: special type roller, special type bearing roller, flat roller

Raw material: bearing roller  GCR15, 52100, SUJ2 100Cr6

dia range: 1-60 mm

Hardness: HRC 60-65

Roundness: Ra 0.2, or under 0.05 after superfinishing

Apply in:all types of bearing, machine, automobile and motocycles, etc