产品理化指标
项目 |
MLQ84 |
MLQ90 |
LQ-1.2 |
LQ-1.5 |
LQ-1.7 |
Al2O3%≥ |
84 |
90 |
98.5 |
98.5 |
98.5 |
Fe2O3%≤ |
0.8 |
0.5 |
0.3 |
0.3 |
0.3 |
SiO2%≤ |
15 |
9 |
1.0 |
1.0 |
1.0 |
体积密度g/cm³≤ |
1.5 |
1.5 |
1.2 |
1.5 |
1.7 |
常温耐压强度MPa≥ |
16 |
15 |
3 |
12 |
15 |
气孔率%≥ |
58 |
60 |
62 |
60 |
58 |
荷重软化点℃0.1MPaKD≥ |
1650 |
1700 |
1700 |
1700 |
1700 |
耐火度(℃) |
1800 |
1800 |
1800 |
1800 |
1800 |
导热系数W/m·K(热面1000℃) ≤ |
1.2 |
1.15 |
0.95 |
1.05 |
1.15 |