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Brown Fused Aluminum Oxide BFA
Brown fused alumina is made from high quality bauxite by fusing in an electric arc furnace at high temperature. It has good toughness and high hardness. It is suitable for manufacturing of vitrified and resin bonded tools, and for lapping , polishing , and sand blasting and sand cleaning.
It can be also used to make superior refractory products.
Application Industry : A brasives industry, refractory materials
Abrasive cutting tools, moulds, bulletproof material
To make mechanical parts, all kinds of mold
To do mechanical parts, all kinds of mold
Ceramic grinding tool, high-grade abrasive, abrasive, abrasive belt, organic coated abrasive tool
Brown Fused Alumina SPEC:
| Items | Unit | Index | Typical | |
| Al2O3 | % | 95%min | 95.6 | |
| Chemical | SiO2 | % | 1.50max | 1.36 |
| Composition | Fe2O3 | % | 0.30max | 0.07 |
| TiO2 | % | 3.00max | 2.05 | |
| CaO+MgO | % | 1.0max | 0.7 | |
| Melting point | °C | 2050 | ||
| Refractoriness | °C | 1980 | ||
| True density | g/cm3 | 3.90min | ||
| Mohs hardness | --- | 9.00min | ||
| Grain size | mm | 0-50,0-1, 1-3, 3-5,5-8 | ||
| Fine powder | mesh | -80, 100, 150, 200, 325F | ||
| Abrasive grade | FEPA | F14---F30—F150-F220 | ||
