Model: 0-1mm 1-3mm 3-5mm
Price: USD 600 / ton
Min. Order: 1 ton
white corundum section sand
white corundum
corundum section sand
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
Main Physical Properties
Mohs hardness 9.0
 Bulk density     1.75-1.95g/cm3
Specific gravity 3.95g/cm3
application
（1）Refractory,Furnace Burden,Castable,Ramming Compoynd,Refractory Bricks etc