Corundum mullite bricks
Al₂O₃(%)≥70~85; SiO₂(%)≤26~13; Fe₂O₃(%)≤1.2~0.5Bulk Density(g/cm³)≥2.50~2.95; C.C.S (Mpa)≥70~800.2mpa Refractoriness under loadT0.6(℃)≥1580~1700
Corundum mullite bricks as Al-Si refractory bricks are widely used as linings in glass furnace, decomposing furnaces for petroleum, high temperature kiln and petrochemical industry.