Corundum Castable
1. Corrosion Resistance;
2. High-Pressure Strength;
3. Good Volume Stability;
4. Excellent Mechanical Strength;
Technical Data
| Item/Grade | GJ80 | GJ90 | GJ95 |
|---|---|---|---|
| ω (Al2O3) ≥/% | 80 | 90 | 95 |
| Bulk Density ≥/ (g/cm³) | 2.7 | 2.8 | 3.2 |
| Flexural Strength ≥/MPa | 9 | 10 | 11 |
| Compressive Strength ≥/MPa | 60 | 60 | 60 |
| Permanent Linear Change ≤/% | ±0.5 | ±0.5 | ±0.5 |
Applications of Corundum Castable
Mainly used as lining material for various neutral or acidic high temperature kilns such as boilers, blast furnaces, heating furnaces and ceramic kilns.