1.Forged grinding balls
Our products range from 20mm to 150mm, 1 inch to 6 inch, and we can also offer all size of products according to clients’ demand.
2.Features:
1) forged grinding ball has high hardness: surface hardness to 58-65HRC, volume hardness of 57-64HRC
2) impact toughness high: impact toughness more than 12J / cm2.
3) broken rate is low: the actual broken rate is not higher than 0.5%.
4) loss of forged grinding ball round rate is low.
5) dropping test in 8m high tester for more than 20,000 times.
3.Technical Parameters:
Nominal Diameter(mm) | Dimensional Tolerance(mm) | Roundness % |
Φ20 |
|
|
| Φ25 |
| Φ30 | ±2 | ≤2.0 |
| Φ35 |
| Φ40 |
| Φ50 |
| Φ60 |
| Φ70 |
+3,-2
| ≤3.0 |
| Φ75 |
| Φ80 |
| Φ90 |
| Φ100 |
+4,-3
| ≤4.0 |
| Φ120 |
| Φ125 |
| Φ130 |
Φ150
| +5,-4 | ≤5.0 |
|
|
