High hardness forged steel grinding ball dia20-150mm
Main products:
1. Forged steel grinding ball
2. Cast iron ball
3. Grinding cylpebs
4. Grinding rods
Application fields:
1. Mining industry
2. Cement plant
3. Chemical industry
4. Power station
Features:
1. High hardness and toughness
2. Good wear-resistance
3. Long life span
4. Keep round state
Chemical compostion of forged steel grinding ball
| Name | C | Si | Mn | P | S | Cr | HRC |
| low-Cr cast iron ball | 2.2-3.4 | ≤1.2 | 0.5-1.5 | ≤0.08 | ≤0.06 | 1-1.5 | 42-46 |
| medium-Cr cast iron ball | 2.0-3.2 | <1.0 | 0.5-1.8 | <0.08 | <0.06 | 5-7 | ≧48 |
| high-Cr cast iron ball | 2.0-3.2 | <1.0 | 0.5-1.8 | <0.08 | <0.06 | 10-13 | 58-62 |
| special-hiCr cast iron ball | 2.0-3.2 | <1.0 | 0.5-2.0 | <0.08 | <0.06 | >15 | 58-64 |
| 60Mn forged ball | 0.55-0.65 | 0.17-0.37 | 0.7-1.0 | <0.04 | <0.04 | <0.25 | 58-62 |
| B2 forged ball | 0.75-0.85 | 0.17-0.37 | 0.7-1.0 | <0.04 | <0.04 | 0.4-0.6 | 58-64 |
| 45# forged ball | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | ≤0.035 | ≤.035 | ≤0.25 | ≧55 |
