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 |
