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product name: | Brown Fused Alumina /BFA Section Sand as Refractory Material |
| Place of Origin: | Peoples Republic of China | |
| Post Date: | May 7, 2020 | |
| Edit Date: | May 7, 2020 | |
Detailed Product Description:
*Intoduction: Brown fused alumina is made of bauxite, anthracite coal, and smelted Suitable for product high consolidation abrasive, and suitable for grinding, polishing, blasting, precision casting etc. brown fused alumina is also used for refractory material.
Brown fused alumina with characteristics like: high purity, good crystalline liquidity, low coefficient of linear expansion, corrosion resistance, high temperature, high strength.
*Features:Chemical Composition
| Size | 0-1mm 1-3mm 3-5mm 5-8mm |
| Al2O3 | 93%-96% |
| Fe2O3 | 0.2-1.0% |
| NaO | 1.5-3.8 |
| Sio2 | 1.0-3.0 |
| Specific Gravity | 3.95g/cm3 |
| Bulk Density | 1.53-1.99g/cm3 |
*Physical Properties
| Color | BROWN,RED BROWN |
| Mohs Hardness | 9.0 |
| Bulk Density | 1.53-1.99g/cm3 |
| Specific Gravity | 3.95g/cm3 |
| Volume Density | 3.6g/cm3 |
| Melting Point | 2250°C |
| Maximum service temperature | 1900°C |
*Usage:
1.suitable for grinding high-speed,high carbon steel
2.high-grade refractory materials
3.abrasives tool
4.grinding and polishing
5.ceramics
6.LED
7.sandblasting etc.
*Showroom: