| Item |
Sillimanite Brick for Glass Kiln 65 |
Sillimanite Brick for Glass Kiln 60 |
| Al2O3% | ≥65 | ≥60 |
| SiO2% | ≤32 | ≤37 |
| Fe2O3% | ≤0.5 | ≤1 |
| Bulk Density,g/cm3 | ≥2.5 | ≥2.3 |
| Apparent Porosity% | ≤18 | ≤19 |
|
Cold Crushing Strength MPa |
≥80 | ≥80 |
|
Refractory Under Load (0.2MPa,0.6%)℃ |
≥1650 | ≥1600 |
