Chemical Composition
| Silica (SiO2 ) | 45.70% |
| Alumina (Al2 O3 ) | 33.10 |
| Potassium Oxide (k2O) | 09.87% |
| Ferric Oxide (Fe2O3) | 02.48% |
| Sodium Oxide (Na2O) | 00.62% |
| Titanium Oxide (TiO2) | Trace |
| Calcium Oxide (CaO) | 00.21% |
| Magnesia (MgO) | 00.38% |
| Moisture @ 100 °C | 00.25% |
| Phosphorous (P) | 00.03% |
| Sulphur (S) | 00.01% |
| Graphitic Carbon (C) | 00.44% |
| Loss on ignition (H2O) | 02.74% |