BROWN CORUNDUM,ALUMINUM OXIDE(AL2O3) 95%
Brown corundum, aluminium oxide (Al2O3) 95% Chemical Composition%
| Al2O3 | ≥95% |
| SiO2 | ≤1.0% |
| Fe2O3 | ≤0.35% |
| TiO2 | 1.7-3.4% |
Brown corundum, aluminium oxide (Al2O3) 95% physical Properties
| Specific Gravity | ≥3.95g/cm3 |
| Bulk Density | 1.53-1.99g/cm3 |
| Mohs Hardness | 9.0 |
Brown corundum, aluminium oxide (Al2O3) 95% grit designation and its mean diameter
| Grit designation | Mean diameter（um) | Grit designation | Mean diameter（um) |
| F12/#12 | 2000-1700 | F54/#54 | 355-300 |
| F14/#14 | 1700-1400 | F60/#60 | 300-250 |
| F16/#16 | 1400-1180 | F70/#70 | 250-212 |
| F20/#20 | 1180-1000 | F80/#80 | 212-180 |
| F24/#24 | 850-710 | F100/#100 | 150-125 |
| F30/#30 | 710-600 | F120/#120 | 125-106 |
| F36/#36 | 600-500 | F150/#150 | 106-75 |
| F40/#40 | 500-425 | F180/#180 | 90-63 |
| F46/#46 | 425-355 | F220/#220 | 75-53 |
Main applications
- Bonded Abrasives and Coated abrasives
- Refractory,casting,foundry,and painting etc
- Wet and dry blast media,grinding and polishing etc
- PCB plate(PCBA,FPC,LED) blasting
- Polishing wax, Grinding stones, polishing pads, etc
- Removal of scale, rust, and old coatings
- Ceramics shapes
- Grinding wheels, Cup wheels, etc
- Brake and friction linings
