Aluminum Oxide Blasting Media Black Fused Alumina F12-F220 for Polishing Stainless Steel Tablewares
1. Product Description of Black Fused Alumina
Black Fused Alumina belongs to the group of electric corundum, Different from the second quality grade
brown fused alumina, black fused alumina is one artifical corundum made by specially. It is widely used
for making resin cutting discs and coated abrasives mixed with brown fused alumina.
In addition,it is also widely used for polishing stainless steel tablewares to achieve the uniform visual effect.
2. Main Technical Data of Black Aluminum Oxide
| Commodity | Quality Grade | Main Chemical Index |
| Al2O3 | Fe2O3 | SiO2 | TiO2 |
| Black Fused Alumina | Oridinary | ≥62 | 6-12% | ≤25% | 2-4% |
| Top Quality | ≥80 | 4-8% | ≤10% | 2-4% |
| Main Physical Index |
| Color | Black |
| Crystral Structure | Trigonal |
| Mohs Hardness | 8.0-9.0 |
| Vicker Hardness | 2000-2200kg/mm2 |
| Specific Gravity | ≥3.5g/cm3 |
| Bulk Density | 1.68-1.22 g/cm3 |
| Grit Size(Oridinary) | F12-F240#,F260-F400# |
| #325-0,#500-0 ,#1000-0 |
| Grit Size(Top Quality) | F12-F240 F280-F1000 |
| Product Standards | GB/T Standard,FEPA Standard
Special products can be customized |
3. Package of Black Fused Alumina
4. Why Black Aluminum Oxide is suitble for polishing stainless stell tablewares?
Moderate hardness and good self-sharpness,which will generate little heat in polishing process,it will not
burn the treatment surface and finally achieve the uniform and bright color.
5. The other applications of black Fused Alumina
Make bonded abrasives and coated abrasives mixed brown fused alumina;
Blasting media to remove the oxidescales,rust...;
Blasting media to clean the shoe molds;
Make polishing waxes;
Make brake pad;
Anti-slip resistant aggregates.
6. Why choose us?
- China largest professional manufacturer of black fused alumina;
- Anual output over 30000mts,Occupied more than 60% market in domestic;
- Equipped with the most advanced production line and testing equipment;
- Professional technical and sales staffs to provide 7*24hrs technical service and sales service;
- Certificated by ISO9001,ISO14001;
- The stable suppliers of Saint-gobain Group,Forsco Group,Kuhmichel...
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