PRODUCT PARAMETERS Type: Steel Grinding Rods Diameter: 40mm -120mm Length: 2000-6000mm Diameter tolerance(mm): -1.6-0.2 Length tolerance(mm): -20-0 Application: mining, cement production, coal processing Hardness(HRC): 45-55 Impact value(J/cm2): 5-7 Breakage rate: <1% Straightness: 2/1000 REQUEST A QUOTE DescriptionRequest a quoteFAQ Description Steel grinding rods are a type of grinding media used in rod mills for crushing and grinding materials such as ores, coal, limestone, and other industrial raw materials. They are commonly used in mining, metallurgy, cement, and chemical industries. Diameter tolerance and length tolerance Diameter(mm)Length(mm)Diameter tolerance(mm)Length tolerance(mm)40-1202000-6000-1.6-0.2-20-0 Technical specification Impact value(J/cm2)Hardness(HRC)Breakage rateDrop times(times)Straightness5-745-55<1%≥102/1000 Chemical composition MaterialC(%)Si(%)Mn(%)Cr(%)Cu(%)Mo(%)P(%)S(%)Ni(%)45#0.42-0.500.17-0.370.5-0.800-0.250-0.250-0.300-0.0350-0.0350-0.3060Mn0.57-0.650.17-0.370.70-1.00-0.250-0.250-0.300-0.0350-0.0350-0.3065Mn0.62-0.700.17-0.370.90-1.00-0.250-0.250-0.300-0.0350-0.0350-0.3040Cr0.37-0.450.17-0.370.50-0.80.80-1.10-0.250-0.300-0.0350-0.0350-0.3042CrMo0.38-0.450.17-0.370.50-0.800.90-1.20-0.030.15-0.250-0.0350-0.0350-0.30B-20.70-0.800.17-0.370.70-0.800.50-0.600-0.250-0.300-0.0350-0.0350-0.30 REQUEST A QUOTE Contact Info Mobile: +86 155 0650 6266 Email: sales@welsteels.com WhatsApp: +86 155 0650 6266 Previous Product Rolling Mortar Wall Next Product Low Chromium Cast Iron Grinding Balls