- Refractory[6]
- Abrasives[6]
- Silica[6]
- Crystal[6]
- Contact Person : Ms. Chen Cherry
- Company Name : Zhengzhou Onway Import & Export Co., Ltd.
- Tel : 86-371-86106538
- Fax : 86-371-86106138
- Address : Henan,Zheng zhou,Room 536, Floor 5, Building# 1, Court No. 1, Construction West Road, Zhongyuan District, Zhengzhou City, Henan Province
- Country/Region : China
- Zip : 450006
Brown fused alumina / A for Abrasives and Refractory
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Brown Fused Alumina is made by high quality bauxite as main material, fusing and purifying in a pouring electric arc furnace at a temperature of over 2200 celcius degree, and made into different grain sizes through crystal, choosing, crashing, magnetic, separating, screening, washing etc.
Chemical Composition(%)
Grit Size | Al2O3 | TiO2 | SiO2 | Fe2O3 | CaO | MgO |
F4-F80 | 95.0-96.0 |
2.0-3.8 |
0.9 |
0.15 | 0.35 |
0.5 |
F90-F150 | 94.5-95.5 | |||||
F180-F220 | 93.5-95.5 | |||||
F200 Finer | ≥92.00 | 1.50-3.80 | ≤0.45 |
| ||
Physical characteristics
Basic Mineral | Al2O3 |
Crystal Sysem | Hexagonal |
Colour | Brown |
True Density | 3.90g/cm3 min |
Mohs Hardness | 9 |
Micro Hardness | HV1800-2200 |
Size Available:
Abrasives F12-F1200,P12-P2500
Refractory 0-1mm,1-3mm,3-5mm,5-8mm,200mesh,325mesh
Other special specification could be supplied as required.
Applications:
1.Coated and bonded abrasive tools
2.Lapping and polishing processes
3.Sandblasting
4.Producing mold of precision casting
5.Refractory materials including low cement castables,plastics,bricks etc.
Brown fused alumina / A for Abrasives and Refractory
