RB1 Anthracite Coal
Grades
| Standard grade anthracite | High grade anthracite | Ultra high grade anthracite | |
| Moisture (as received) | 15% | 15% | 9% |
| Ash (dry basis) | 12% max | 11% max | 10% max |
| Volatile Matter (dry basis) | 10% | 10% | 5% |
| Total Sulfur (dry basis) | 1% | 1% | 0.5% |
| Fixed carbon (dry basis) | 73% min | 80% min | 82% min |
Sizes
0-13mm, 6-13mm, 13-25mm, 25-50/70mm, 25-100mm