Description：
Made from the mixture of fused or sintering mullite sand, corundum, α-alumina fine powder and small amount of calcium aluminate.
Features：
● High working temperature
● Excellent wear resistance
● Thermal shock resistant
● Anti-peeling-off
● Stable bulk at high temperature
● Convenient for construction
Application：
The castables are applied to heating furnaces, soaking pit furnace linings, tundish linings, electric furnace tops, taphole, RH lifting pipes and blow guns, etc.
Main physical and chemical properties: