... Refractory material, such as Fire Bricks High alumina brick Insulation brick TM23, TM26, TM28 aid brick,Clay FOR HOT BLAST STOVEFOR EAF ... such as 1)Fire Bricks2)High alumina brick3)Insulation brick TM23, TM26, TM284)Resist aid brick 5)Ceramic fiber blanket6)Castables ... mortars, cements, ramming mixesThe specification of High alumfollows:ina brick is as itemunitLZ-75LZ-65LZ-55LZ-48AI2O3≥% ...