Molecular formula | Al2O3 | ||
Other name | Corundum,Alumina,Aluminium Oxide | ||
CAS Number | 1344-28-1 | ||
HS code | 2818200000 | ||
EINECS | 215-691-6 | ||
Molecualr weight: | 102 | ||
Properties: | White Powder | ||
Purity: | ≥98.5% | ||
Specifications | Item | Specification | |
Al2O3 | ≥98.5% | ||
Na2O | ≤0.22% | ||
SiO2 | ≤0.03% | ||
Fe2O3 | ≤0.03% | ||
Grain Density | ≤0.04% | ||
Bulk Density | 1.75-1.95 g/cm3 | ||
Mohs Hardness | ≧9 | ||
Linear Expansion coefficient(1/℃) | 8.3x10-4 | ||
Loss on ignition | ≤0.06% | ||
Usage: | Metal aluminium ,test intruments for high temperature resistance,fire retardant ,abradant ,filler ,man-made corundum ,cerimic galze and substrate of an integrated circuit. | ||
Packing: | 50/1500/1580KG plastic bag,or customized | ||
Terms of transportation | inorganic salt | ||
Terms of storage | Store at RT. |