Loading Port:Qingdao Port
Payment Terms:TT or LC
Min Order Qty:25M.T. m.t.
Supply Capability:200000M.T./Year m.t./month
Low Price High Quality Forged Grinding Ball For Cement Plants From China
1.Chemical composition of High Quality Forged Grinding Ball For Cement Plants From China | |||||||
Material | 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 | 0.70-1.0 | 0.17-0.37 | ≤0.25 | ≤0.035 | ≤0.035 | |
65MN | 0.60-0.70 | 0.90-1.20 | 0.17-0.37 | ≤0.25 | ≤0.035 | ≤0.035 | |
75Mn | 0.72-0.92 | 0.17-0.37 | 0.17-0.37 | 0.4-0.6 | ≤0.035 | ≤0.035 | |
75MnCr | 0.70-0.85 | 0.7-0.8 | 0.17-0.37 | 0.2-0.7 | ≤0.03 | ≤0.03 | |
75SiMn | 0.70-0.90 | 0.7-1.2 | 0.4-0.8 | ≤0.25 | ≤0.03 | ≤0.03 | |
Wear-resistant Alloy | 0.5-0.65 | 0.4-1.0 | 1.4-1.8 | 0.9-1.2 | ≤0.03 | ≤0.03 |
2.Product Description of High Quality Forged Grinding Ball For Cement Plants From China | |||||||
Impact Test AK.J/cm2 | Endurance Test Times(5m) | Surface Hardness | Core Hardness | ||||
≥12 | ≥10000 | ≥56 | ≥48 | ||||
≥13 | ≥10000 | ≥58 | ≥50 | ||||
≥15 | ≥12000 | ≥60 | ≥50 | ||||
≥17 | ≥12000 | ≥60 | ≥52 | ||||
≥16 | ≥12000 | ≥60 | ≥50 | ||||
≥17 | ≥12000 | ≥60 | ≥54 |