Our factory manufacture and export high chrome casting ball as follows: Specifications: 1) Diameters: Dia.17 - 130mm 2) Hardness: HRC 58-63 3) Chemical elements(%): C: 2.5-3.2, Si: 1.0 MAX, Mn: 0.5-2.0, Cr: 10-14, P: 0.10 MAX, S: 0.06 MAX Characteristics: A) High hardness B) No breakage C) Even wearing D) Good wear resistance Applied fields: A) Mines B) Cement plants C) Power stations D) Chemical industry Outer packing: Container bags, Steel drums Container bags, Steel drums