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Iron Mine Ball Mill Steel Balls

2018-11-15 140MM Casting Grinding Iron Ball For Cement and Mine 1.Features of Casting Grinding Ball 1 High Hardness : surface hardness of casting balls is to 60-68 HRC and volume hardness of foundry steel balls is to 60-63 HRC; 2 High Impact Toughness : the impact toughness of high chrome grinding media is more than 12 Jcm2; 3 Low Broken Rate : the actual broken rate is not higher than 1; 4 Wear ...

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