Alumina bricks and blocks have wide range of applications in steel plants of all descriptions and capacities. Alumina content varies from 40 to 80% for different uses.
Performance Characters:
- High temperature resistant
- Chemical erosion resistant
- Thermal stability
- Slag resistance
Applications:
- Furnaces of metallurgy industry, heat treatment furnace.
- Furnaces of chemical industry
- Recirculating fluidized bed furnace Safety lining for Ladles
- Safety lining for Tundish
| Description | Al-50 | Al-65 | Al-70 | Al-85 |
| AL2O3% (≥) | 55 | 65 | 70 | 85 |
| Fe2O3% (≤) | 2 | 2 | 2 | 2 |
| Refractoriness (SK) | 36 | 37 | 38 | 40 |
| Refractoriness underload, 0.2MPa, °C (≥) | 1450 | 1480 | 1530 | 1600 |
| Apparent porosity (%) | 20-23 | 20-23 | 20-22 | 18-20 |
| Bulk density (g/cm³) | 2.25-2.4 | 2.3-2.5 | 2.4-2.6 | 2.5-2.7 |
| Cold crushing strength MPa (≥) | 45 | 50 | 60 | 70 |