Black fused alumina for finishing - abrasives Specificaton & Trade Terms
| Model | abrasives |
|---|
| Place Of Origin | China |
|---|
| Price Term | EX-Work |
|---|
| Payment Term | T/T |
|---|
Black fused alumina is a kind of artificial abrasives which has proper hardness, high toughness, high heat conductivity and bonding ability. When used as surface finishing material, it doesn’t scratch, burn the surface of the work pieces, or cause any color difference.
Available Size:
320#, 400#, 600#, 800#, 1000#.
Applications:
Stainless steel dinnerware;
Panel glass.
Electrodeposits;
Copper and aluminum parts;
Making polishing-soaps.
Typical Chemical Analysis:
Al2O3: 80%;
Fe2O3: 8%;
SiO2: 8%;
TiO2: 3%.
Total BA Content: > 99%.
Typical Physical Properties:
Color: Black;
Crystal Form: Trigonal System;
Moh's Hardness: ≥ 9.0;
Melting Point: 2050 °C;
Max. Working Temperature: 1850 °C;
Bulk Density: > 3.50 g/cm3;
Linear Expansion Coefficient (0-1600 °C): Approx. 7.
