China Lightweight Mullite Castable (gunning mix), Find details about China Refractory, Castable from Lightweight Mullite Castable (gunning mix)
Model | LW-2.0 | LW-1.8 | LW-1.5 | LW-1.0 | |
Chemical composition% | Al2O3 | ≥55 | ≥55 | ≥50 | ≥40 |
SiO2 | ≤40 | ≤40 | ≤45 | ≤55 | |
Maximum service temperatureºC | 1450 | 1400 | 1350 | 1200 | |
Bulk density g/cm3 | 110ºC×24h | 2.0 | 1.8 | 1.5 | 1.0 |
RefractorinessºC | 1790 | 1790 | 1750 | 1700 | |
Crushing strength MPa | 110ºC×24h | 15 | 12 | 12 | 10 |
1000ºC×3h | 20 | 20 | 15 | 12 | |
MSTºC×3h | 25 | 25 | 20 | 15 | |
Linear change rate% | 1000ºC×3h | - 0.2 | - 0.2 | - 0.2 | - 0.2 |
MSTºC×3h | ± 0.5 | ±0.5 | ±0.5 | ±0.5 | |
Heat conductivity at 500ºC(W/ m·k) | 0.50 | 0.45 | 0.40 | 0.30 |