Shandong Huafu Steel Ball Co., Ltd

Date: 22nd August 2016
B2 Grinding Media Ball
1.HF-B2 Grinding Media BallChemical Composition C(%)Si(%)Mn(%)Cr(%)Cu(%)Mo(%)P(%)S(%)0.70-0.800.17-0.370.70-0.800.50-0.60?0.25?0.3?0.035?0.035Size 20-150mm(0.8inch-6inch) Hardness SeriousSurfaceVolume HardnessStandard Hardness56-60HRC54-58HRCHigh Hardness59-64HRC57-62HRCImpact Value ?18J/CM^2Balls Number ?18000timesMicrostructure M+CDiameter Tolerance(mm) 20-25mm30-60mm70-90mm100-140mm150mm?1?1.5+2,-2+2.5,-2+3,-2Roundness?%? ?1%?1%?1.5%?2%?2% Theoretical Ball Weight DiameterWeightDiameterWeight20mm32.8g90mm2988.9g25mm64.0625g100mm4100g30mm110.7g110mm5457.1g40mm262.4g120mm7084.8g50mm512.5g125mm8007.8125g60mm885.6g130mm9007.7g70mm1406.3g140mm11250.4g80mm2099.2g150mm13837.5gApplication Cement plants, Mines, Power stations,?Chemical industries,?Other?ball millsPackage Bags(one bag=one ton); Drums(one drum=800-1000kgs)
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