1 Inch - 6 Inch Steel Forged Grinding Steel Balls For Gold Mine Cooper Mine

Grinding Steel Balls supply 1-6"forged grinding balls for gold mine,cooper mine Products introduction Forged steel ball is divided into carbon grinding steel ball, manganese grinding steel ball and special grinding steel ball. Forged steel ball is one of our advantage products. Diameter 20-70mm and 80-150mm steel ball are produced respectively by advanced automatic hot rolling and hot forging steel ball production line. Huafu grinding balls with uniform hardness in a high efficiency due to its advanced quenching technology. In advanced, these grinding balls feature high accurate dimensions, rounded geometry shape, high hardness and good mechanical properties, wear - resistance, no deformation, no breakage. Manganese steel grinding ball I Manganese steel grinding ball I is popular in Korea, Japan and North Korea, impact value is more than 12J/CM^2, manganese content is about 0.6-1.0%. This is the cheapest one in the manganese grinding balls. The performance as follow: Chemical Composition C(%) Si(%) Mn(%) Cr(%) Cu(%) Mo(%) P(%) S(%) 0.48-0.56 0.17-0.37 0.6-1.0 ≤0.25 ≤0.25 ≤0.3 ≤0.035 ≤0.035 Size 20-150mm(0.8inch-6inch) Hardness Serious Hardness Standard Hardness 50-55HRC High Hardness 55-60HRC Impact Value ≥12J/CM^2 Balls Number ≥12000times Microstructure M+C(C-Carbide M-Martensite ) Manganese steel grinding ball II Manganese steel grinding ball II with high hardness and corrosion resistance specialty. Mainly used in wet ball mill in mines and quartz sand factories.Has been exported to Pure, Mexico, Spain, India, Australia and South Africa. The specific performance as follow: Chemical Composition C(%) Si(%) Mn(%) Cr(%) Cu(%) Mo(%) P(%) S(%) 0.57-0.65 0.17-0.37 0.7-1.0 ≤0.25 ≤0.25 ≤0.3 ≤0.035 ≤0.035 Size 20-150mm(0.8inch-6inch) Hardness Serious Hardness Standard Hardness 53-58HRC High Hardness 55-60HRC Impact Value ≥15J/CM^2 Balls Number ≥15000times Microstructure M+C(C-Carbide M-Martensite ) Manganese steel grinding ball III Manganese steel grinding ball III with high manganese content, impact value is more than 15J/CM^2, less wearing. Well exported all over the world. Performance as follow: Chemical Composition C(%) Si(%) Mn(%) Cr(%) Cu(%) Mo(%) P(%) S(%) 0.62-0.70 0.17-0.37 0.9-1.0 ≤0.25 ≤0.25 ≤0.3 ≤0.035 ≤0.035 Size 20-150mm(0.8inch-6inch) Hardness Serious Hardness Standard Hardness 55-60HRC High Hardness 58-63HRC Impact Value ≥15J/CM^2 Balls Number ≥15000times Microstructure M+C(C-Carbide M-Martensite ) Special steel grinding ball I This grinding ball is widely used all over the world. High volume hardness and less wearing. Quality is well accepted by the customers. Please kindly check the following detailed performance. Chemical Composition C(%) Si(%) Mn(%) Cr(%) Cu(%) Mo(%) P(%) S(%) 0.72-0.80 0.17-0.37 0.8-0.9 0.5-0.6 ≤0.25 ≤0.3 ≤0.035 ≤0.035 Size 20-150mm(0.8inch-6inch) Hardness Serious Hardness Standard Hardness 58-63HRC High Hardness 62-65HRC Impact Value ≥15J/CM^2 Balls Number ≥15000times Microstructure M+C(C-Carbide M-Martensite ) Special steel grinding ball II This grinding steel ball is one new type steel ball, good toughness and no breakage. It’s the new favorite in the users. Performance as follow: Chemical Composition C(%) Si(%) Mn(%) Cr(%) Cu(%) Mo(%) P(%) S(%) 0.58-0.65 1.60-1.90 0.65-0.80 0.70-0.90 ≤0.25 ≤0.3 ≤0.035 ≤0.035 Size 20-150mm(0.8inch-6inch) Hardness Serious Hardness Standard Hardness 58-63HRC High Hardness 62-65HRC Impact Value ≥18J/CM^2 Balls Number ≥18000times Microstructure M+C(C-Carbide M-Martensite ) Other customized material Series/Element C(%) Si(%) Mn(%) Cr(%) Cu(%) Mo(%) P(%) S(%) 80# 0.77-0.85 0.17-0.37 0.50-0.80 0-0.25 0-0.25 0-0.30 0-0.035 0-0.035 40Mn 0.37-0.44 0.17-0.37 0.70-1.0 0-0.25 0-0.25 0-0.30 0-0.035 0-0.035 40Mn2 0.37-0.44 0.17-0.37 1.40-1.80 0-0.25 0-0.25 0-0.30 0-0.035 0-0.035 70Mn 0.65-0.75 0.17-0.37 0.90-1.20 0-0.25 0-0.25 0-0.30 0-0.035 0-0.035 70Mn2 0.65-0.75 0.20-0.45 1.4-1.8 0-0.25 0-0.25 0-0.30 0-0.035 0-0.035 40Cr 0.37-0.45 0.17-0.37 0.50-0.8 0.80-1.1 0-0.25 0-0.30 0-0.035 0-0.035 70Cr2 0.65-0.75 0.20-0.30 0.75-0.90 0.55-0.70 0-0.25 0-0.30 0-0.030 0-0.030 B1 0.52-0.65 0.17-0.37 0.60-1.2 0-0.25 0-0.25 0-0.30 0-0.035 0-0.035 B2B 0.58-0.65 0.17-0.37 0.90-1.0 0.60-0.65 0-0.25 0-0.30 0-0.035 0-0.035 B4 0.60-0.65 1.60-1.70 0.70-0.80 0.70-0.80 0-0.25 0-0.30 0-0.035 0-0.035 B-6 0.75-0.85 0.2-0.40 0.90-1.0 0.85-0.95 0-0.25 0.06-0.13 0-0.035 02-0.035 B-6A 0.82-0.95 0.20-0.40 0.92-1.02 0.80-0.95 0-0.25 0.06-0.10 0-0.035 0-0.035 B-7 0.35-0.40 0.17-0.37 0.70-0.80 0.90-1.0 0-0.25 0-0.30 0-0.035 0-0.035 BV 1-1.06 0.17-0.37 0.9-1.0 0.55-0.65 0-0.25 0-0.30 0-0.035 0-0.035 GCr15 0.95-1.05 0.15-0.35 0.20-0.40 1.30-1.65 0-0.25 0-0.10 0-0.027 0-0.20 16Mn 0.13-0.19 0.2-0.6 1.2-1.6 0-0.30 0-0.25 --- 0-0.03 0-0.03