| PHYSICAL TESTS |
| |
| Specific gravity | 2.227 | |
| Fineness | Retained on 45 micron sieve | 9% |
| Specific surface, blaine, m2/kg | 526 | |
| CHEMICAL ANALYSIS (%) |
| |
| Silicon dioxide (SiO2) | 55.5 | |
| Aluminium oxide (Al2O3) | 31.3 | |
| Ferric oxide (Fe2O3) | 6.4 | |
| Calcium oxide (CaO) | 1.02 | |
| Magnesium oxide (MgO) | 0.21 | |
| Titanium oxide (TiO2) | 2.7 | |
| Sulphur trioxide (SO3) | 0.44 | |
| Loss on ignition | 0.74 | |