High Chrome Cast Steel Ball for Ball Mill
1) High Hardness: surface hardness of casting balls is to 60-68 HRC and volume hardness of foundry steel balls is to 60-65 HRC; 2) High Impact Toughness: the impact toughness of high chrome grinding media is higher than 3 J/cm2; 3) Low Broken Rate: the actual broken rate is not higher than 2%; 4) Wear-resistant: the grinding lost of chrome ...
