White corundum

White Corundum

1,Used for refractory,castable etc

0-1mm 1-3mm 3-5mm 5-8mm 8-10mm...

Chemical Composition

Al2O3≥99.55%

Fe2O3≤0.04%

Na2O≤0.30%

80mesh-0 100mesh-0 120mesh-0 150mesh-0 200mesh-0 325mesh-0

Al2O3≥99.0%

Na2O≤0.40%

Fe2O3≤0.20%

2,Used for blasting,grinding etc

F8-F220 JIS8-JIS220

Al2O3:99.55%min

Fe2O3:0.04%max

Na2O:0.23%max

3,Used for grinding,lapping,polishing etc

F230-F2000 JIS240-JIS8000

Al2O3:99.2-99.6%

Fe2O3:0.04-0.08%

Na2O:0.23-0.35%

Physical Properties

B.D:1.75-1.95g/cm3

Specific Gravity:3.95g/cm3

Mohs Hardness:9.0