Refractory Bricks White Fused Alumina High Purity Stable Chemicals
Tilting Furnace Barmac Crushed White Fused Alumina WFA for Refractory Bricks
1. White Fused Alumina Descriptions
White Fused Alumina is used in many applications including grinding and cut off wheels, refractories and ceramic shapes, coated abrasives, investment casting shells, laminates, coatings, blasting abrasives, lapping and polishing, and many, many more.
2. White Fused Alumina Characteristics
1. High hardness
2. High purity
3. High stability of thermal
4. Stable chemicals
5. High whiteness
3. White Fused Alumina Packing
1). 25 kg/bag, in bulk;
2). 25 kg/bag, 40 bags/big bag;
3). 25 kg/ bag, 40 bags/pallet;
4). According to customer's requirement
4. White Fused Alumina Grades
White Fused Alumina standard grades are availables:
- 20-10 (-20+10mm)
- 5-8mm (-8+5mm)
- 3-5mm (-5+3mm)
- 1-3mm (-3+1mm)
- 0-1mm (-1mm)
- 0-250μm (-60#)
- 0-150μm (-100#)
- 0-15μm (-200#)
- Other grades can be available on request.
5. White Fused Alumina Applications
White fused aluminum oxide obtained from the fusion of calcined alumina and a small quantity of chromium oxide in electric arc furnaces. It is recommended for refractory applications where chemical stability or high refractoriness is an issue to be considered.
6. White Fused Alumina Specifications
| Items | Unit | Index | Typical | |
| Chemical composition | Al2O3 | % | 99.20min | 99.27 |
| SiO2 | % | 0.20max | 0.09 | |
| Fe2O3 | % | 0.10max | 0.06 | |
| Na2O | % | 0.40max | 0.28 | |
| Refractoriness | ℃ | 1850min | ||
| Bulk density | g/cm3 | 3.50min | ||
| Mohs hardness | --- | 9.00min | ||
| Principal crystalline phase | --- | α-Al2O3 | ||
| Refractory grade | Grain | mm | 0-50, 0-1, 1-3, 3-5, 5-8 | |
| Fines | mesh | -100, -200, -325 | ||
| Grit (F grade and P grade) | FEPA | F8, F16, F20, F24, F30, F36, F46, F54, F60, F70, F80, F90, F100, F120, F150, F180, F220 | ||
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