Corundum Mullite Bricks | |||
Item/Index | Unit | HTM-1600 | HTM-1750 |
Al2O3 | % | ≥85 | ≥90 |
Bulk Density | g/cm3 | 1.4~1.6 | 1.6~3.0 |
Cold Crushing Strength | MPa | ≥15 | ≥20 |
Linear Change On Reheating 1600ºC*3h | % | ≤0.2 | ≤0.2 |
Thermal Conductivity (hot-face 1000ºC) | W/m*K | ≤0.6 | ≤1.0 |
Thermal Shock Resistance (air-cold 1000ºC) | Times | ≥50 | ≥50 |
Maximum Service Temperature | ºC | 1600 | 1700~1750 |
Sintered Mullite Brick | |||
Item/Index | ZC-1500 | ZC-1550 | ZC-1600 |
Al2O3 % | ≥70 | ≥80 | ≥85 |
SiO2 % | ≤28 | ≤15 | ≤13 |
Fe2O3 % | ≤0.5 | ≤0.5 | ≤0.3 |
Bulk Density g/cm3 | 1.3~1.5 | 1.4~1.7 | 1.6~1.8 |
Cold Crushing Strength MPa | ≥8 | ≥8 | ≥10 |
Apparent Initial Softening Temperature ºC (0.1MPa, 0.6%) | ≥1500 | ≥1500 | ≥1600 |
Linear Change On Reheating (1600ºC*3h) | ±0.5 | ±0.5 | ±0.3 |
Thermal Conductivity w/(m*k) (Average temperature 800ºC) | ≤0.6 | ≤0.7 | ≤0.8 |
Maximum Service Temperature ºC | 1500 | 1550 | 1600 |