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Alumina bubble bricks have a high working temperature and good heat insulation performance at high temperatures. Obvious effects have been achieved in aspects such as weight reduction of the furnace body, structural transformation, and energy conservation of materials.
| Item | Specification | ||
| LQZ99-1.4 | LQZ99-1.6 | LQZ99-1.8 | |
| Al2O3 % | ≥99 | ||
| SiO2 % | ≤0.3 | ||
| Fe2O3 % | ≤0.2 | ||
| Bulk Density, g/cm3 | 1.3~1.5 | 1.5~1.7 | 1.7~1.9 |
| CCS, MPa | ≥6 | ≥10 | ≥12 |
| Thermal Conductivity, W/(m·K) Hot Side 1000℃ | ≤0.9 | ≤1.1 | ≤1.2 |
| PLC, % 1600℃×3h | ±0.3 | ||
| Item | Specification | ||
| LQZ95-1.4 | LQZ95-1.6 | LQZ95-1.8 | |
| Al2O3 % | ≥95 | ||
| Fe2O3 % | ≤0.2 | ||
| Bulk Density, g/cm3 | 1.3~1.5 | 1.5~1.7 | 1.7~1.9 |
| CCS, MPa | ≥8 | ≥12 | ≥16 |
| Thermal Conductivity, W/(m·K) Hot Side 1000℃ | ≤0.9 | ≤1.1 | ≤1.2 |
| PLC, % 1600℃×3h | ±0.3 | ||
| Item | Specification | ||
| LQZ90-1.4 | LQZ90-1.6 | LQZ90-1.8 | |
| Al2O3 % | ≥90 | ||
| Fe2O3 % | ≤0.2 | ||
| Bulk Density, g/cm3 | 1.3~1.5 | 1.5~1.7 | 1.7~1.9 |
| CCS, MPa | ≥10 | ≥14 | ≥18 |
| Thermal Conductivity, W/(m·K) Hot Side 1000℃ | ≤0.9 | ≤1.1 | ≤1.2 |
| PLC, % 1600℃×3h | ±0.3 | ||