China High Alumina Andalusite Refractory Checker Brick, Find details about China Alumina Brick, High Alumina Brick from High Alumina Andalusite Refractory Checker Brick
Item | Unit | SILLMAX KAB |
Al2O3 ≥ | % | 58 |
SiO2 ≤ | % | 39 |
Fe2O3 ≤ | % | 1.7 |
TiO2 ≤ | % | 1.0 |
MgO+CaO ≤ | % | 0.6 |
Na2O+K2O ≤ | % | 0.6 |
Bulk density ≥ | g/cm3 | 2.42 |
Apparent porosity ≤ | % | 20.5 |
Cold crushing strength ≥ | Mpa | 50 |
Permanent linear change 1600ºC 5hrs | % | -0.3 to +0.3 |