Aluminum Oxide 93% Al2O3 Brown Fused Alumina for Refractory Abrasive
1. Descirption
Brown fused alumina
With high grade bauxite as main raw materials, in the high temperature of 2000 ° C above pouring in the arc furnace smelting purification, through crystal processing, choice, collision, magnetic separation, the separation process such as forming for different particle sizes, screening, washing, pickling, etc.
2.Model number :
320#,360#,400#,500#,600#,700#,800#,1000#,1200#,1500#,2000#,2500#
Other number
F8,F10,F12,F14,F16,F20,F22,F24,F30,F36,F40,F46,F54,F60,F70,F80,F90,F100,F120,F150,F180,F220,F240,F280,F320
1-0mm,3-1mm,5-3mm,8-5mm
100#-0,200#-0,320#-0
3.Physical Index And Chemical Composition
| Al2O3 | ≥93.0% |
| SiO2 | ≤1.0% |
| TiO2 | ≤2.0% |
| Fe2O3 | ≤0. 5% |
| Class | A |
| Hardness | ≥9 |
| Bulk density | 1.53-1.99 g/cm3 |
| Grain density | ≥3.95g/cm3 |
| Content of magnetic material | ≤0.038% |
| Specifications | Chemical Composition% | ||||
| Al203 | Fe2O3 | SiO2 | TiO2 | ||
| F | 4#-80# | 95.0%min | 0.25%max | 1.50%max | 2.30%max |
| 90#-150# | 95.0%min | ||||
| 180#-240# | 94.0%min | ||||
| P | 8#-80# | 95.0%min | 0.25%max | 1.2%max | 2.5%max |
| 100#-150# | 94.0%min | ||||
| 180#-220# | 93.0%min | 0.30%max | 1.5%max | ||
| W | w63-w0.5/320#-3000# | 92.5%min | 0.40%max | 1.8%max | 3.00%max |
|
Sand paragraph | 0-1mm 1-3mm 3-5mm 5-8mm 8-12mm |
95.0%min |
0.25%max |
1.5%max |
2.3%max |
| 25-0mm 10-0mm 50-0mm 30-0mm |
95.0%min |
0.25%max |
1.5%max |
2.3%max | |
| Fine | 100#-0 200#-0 320#-0 | 94.5%min | 0.30%max | 1.5%max | 3%max |
4.Applications
*Wet and dry blasting
Grinding, lapping and polishing media
*Resin bonded grinding wheels and segments
*Resin bonded abrasive and coated abrasive products
* Wear-resistant and fire-proof products
* Friction products and abrasion resistance ground
* Producing mold of precision casting.