... alumina brick is mainly used for Widely used in blast furnaces, Hot Blast Stove,Steel ladle lining, ... Reheating furnace, Cement kiln, Tunnel kiln,boiler, coke oven, carbon furnace,glass kiln , Steel smelting furnace and various kiln lining ... and thermotechnical equipment, etcRefractory High Alumina Brick(Al2O3≥75%) functionindexAL2O3≥75Compressive ...