Description | STD RCF MODULE | HP RCF MODULE | HZ RCF MODULE |
Chemical composition(%) | |||
Al2O3 | ≥43 | 44-47 | -- |
Al2O3+SiO2 | ≥96 | ≥98 | -- |
Al2O3+SiO2+ZrO2 | - | - | ≥99 |
ZrO2 | -- | -- | ≥15 |
Fe2O3 | <0.5 | ≤0.3 | ≤0.2 |
Na2O+K2O | ≤0.5 | ≤0.2 | ≤0.2 |
Classification Temperature(℃) | 1260 | 1260 | 1430 |
Permanent Heating Linear Change(%) | 1000℃X24h≤-2.5 | 1100℃X24h≤-2.5 | 1350℃X24h≤-2.5 |
Density(Kg/m3) | 160~240 | ||
Thermal Conductivity(W/m.k) | |||
400℃ | 0.090 | 0.100 | 0.118 |
500℃ | 0.119 | 0.120 | 0.149 |
600℃ | 0.152 | 0.175 | 0.172 |