Place of Origin: | Shandong |
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Location: | Jinan, Shandong, China (Mainland) |
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Business Type: | Manufacturer |
Model No.: | B2 |
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We mainly produce Forged Grinding Balls, Rolled Grinding Balls and Cast Grinding Balls as follows:
1) 60Mn Forged Grinding Balls and Rolled Grinding Balls (20mm to 180mm)
2) B2 Forged Grinding Balls and Rolled Grinding Balls (20mm to 180mm)
3) B3 Forged Grinding Balls and Rolled Grinding Balls (20mm to 180mm)
4) B4 Forged Grinding Balls and Rolled Grinding Balls (20mm to 180mm)
5) High chrome cast grinding ball (12.7mm to 120mm)
6) Medium chrome cast grinding ball (12.7mm to 120mm)
7) Low chrome cast grinding ball (12.7mm to 120mm)
Chemical composition:
Material | C | Mn | Si | Cr | S | P |
50MN | 0.48-0.56 | 0.70-1.0 | 0.17-0.37 | 0.25 max | 0.035max | 0.035max |
60MN | 0.57-0.65 | 0.70-1.0 | 0.17-0.37 | 0.25 max | 0.035max | 0.035max |
65MN | 0.60-0.70 | 0.90-1.20 | 0.17-0.37 | 0.25 max | 0.035max | 0.035max |
75Mn | 0.72-0.92 | 0.17-0.37 | 0.7-1.0 | 0.4-0.6 | 0.035max | 0.035max |
75MnCr | 0.70-0.85 | 0.7-0.8 | 0.17-0.37 | 0.2-0.7 | 0.03 max | 0.03 max |
75SiMn | 0.70-0.90 | 0.7-1.2 | 0.4-0.8 | 0.25 max | 0.03 max | 0.03 max |
Specifications:
Impact Test AK.J/cm2 |
Endurance Test Times (5m) |
Dia 25mm-60mm | Dia 70mm-100mm | |||
Surface | Core | Surface | Core | |||
50MN | ≥12 | ≥10000 | ≥56 | ≥35 | ≥56 | ≥28 |
60MN | ≥13 | ≥10000 | ≥58 | ≥38 | ≥58 |
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