Side Arch Bricks 230 X 113 X 75X65,Al203 - 80%Fe2O3 - 2,Bd Gm/Cc Min-2.8,A.P% M Ax - 18-20,Ccs Kg/Cm Sq - Min 550-600,Rulta At Min 1600 Degree Centigragepce O/T Min 38,Pl C For 2 Hours At - 1600 Degree Centrigrade,Function Service 1350 Degree Centigrade To With Stand Billet Load At 1350 Degree Centigrade Slag Resistant ]