BLAST FURNACE SLAG (BFS)
Blast Furnace Slag (BFS); is formed in a blast furnace with molten iron from iron ore in the reducing presence of heated air, coke and limestone.
Application:
- Asphalt aggregate
- Production of Ground Blast Furnace Slag (GBFS)
- Concrete/masonry aggregate
- Insulation/mineral wool
- Cement manufacturing raw material
- Agriculture/soil amendment
- Fill
- Roof aggregate
- Railroad ballast
- Glass manufacture
- Gabions/rip rap
- Environmental applications – filter media
BLAST FURNACE SLAG (BFS)
| Constituent | Impurity %≤ |
| SiO2 | 37 – 39 |
| Al203 | 7 – 10 |
| Fe203 | 0,3 – 0,5 |
| K20 | 0,3 – 05 |
| CaO | 42 – 44 |
| MgO | 4 – 9 |
| TiO2 | 0,2 – 0,4 |
| S03 | 1 – 1,5 |
| Fraction sizes, mm |
0 -10, 0 – 40, 0 – 60, 10 – 60, 0 – 70, 10 – 170, 0 – 200, 8 – 120, 0 – 400 |
Packing
- Bulk