Sandblasting Media Black Corundum With Factory Price In China
Black aluminium oxide is a new type abrasive material for polishing various metal. and it is a
dark gray crystal body made Al2O3 and ferropicotite as main ore in the electric arc furnace by
smelting the bauxite.
Application
1. Blasting corundum
2. Free grinding
3. Resin Abrasives
4.Coated abrasives
5.Corundum functional filler
6. Filter medium
7. Abrasive water-jet cutting
Technological date of black corundum
Range of Grits | Al2O3 | SiO2 | Fe2O3 | TiO2 |
24#-100# | ≥77.0 | ≥11.0 | ≥5.0 | 1.5-3.5 |
120#-200# | 75-81 | 9-12 | 4-6 | 2-3 |
240#-280# | ≥64.0 | ≥10.0 |
≥7.0 | 1.5-3.0 |