Grinding Media Ball, high quality Grinding Media … 65Mn B2 Forged Steel Grinding Media Ball For Mill Cement 100MM 90MM HRC60-65: 65Mn B2 Forged Steel Grinding Media Balls For Mill Or Cement 100MM 90MM Chemcial Elements of Forged Ball Name C Mn Si Cr S P 50MN 0.48-0.56 0.70-1.0 0.17-0.37 ≤0.25 ≤0.035 ≤0.035 60MN 0.57-.0.65 0.7-1.0 0.17-0...
