refractory white fused alumina

refractory White fused alumina

White fused alumina was made from the high quality alumina by melting above 2000 in the electric arc furnace and cooling. It is white with the main crystal phase alpha-Al2O3.

1.Section sand:12-6mm,10-8mm, 8-5mm ,6-3mm ,5-3mm ,3-1mm,1-0mm,1-0.5mm ,0.5-0.2mm,0.5-0mm,0.3-0mm

Al2O3 99.5min

Fe2O3 0.04max

Na2O 0.30max

SiO2 0.02max

2.fine powder/macropowder: 60mesh-0,80mesh-0,100mesh-0,120mesh-0,150mesh-0,200mesh-0,325mesh-0

Al2O3 99.0min

Fe2O3 0.20max

Na2O 0.40max

SiO2 0.05max