HK1 Iron Base Bimetallic Barrel 

Brief introduction： HK1 HK1 Iron Base Bimetallic Barrel Basic parameters： Hardness (HRC): 58-62 Wear resistance:★★★★ Corrosion resistance: ★★★ Temperature range (℃)：≤400 Scope of application： Low-viscosity wearproof resins General-purpose resins and engineering resins with glass fiber content below 35%, including PP、PA、ABS、POM、PBT、PC. Composition and process： Alloy composition:C, Mn, Si, B, Ni, Fe,Cr