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BROWN FUSED ALUMINA
(BFA)
Items | Unit | Index | Typical | |
Chemical composition | Al2O3 | % | 95%min | 95.53% |
SiO2 | % | 1.0max | 0.8% | |
Fe2O3 | % | 0.30max | 0.12% | |
TiO2 | % | 3.00max | 2.75% | |
Melting point | 2050 | |||
Refractoriness | 1980 | |||
True density | g/cm3 | 3.95min | ||
| Mohs hardness | --- | 9.00min | ||
| Grain size | mm | 0-50,0-1, 1-3, 3-5,5-8 | ||
| Fine powder | mesh | -100, -200, -325 | ||
| Abrasive grade | FEPA | F12---F30F150-F220 | ||
Brown Fused Alumina