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product name: | Refractory brown aluminum oxide abrasive/0-1mm 1-3mm 3-5mm brown aluminum oxide |
| Place of Origin: | Peoples Republic of China | |
| Post Date: | July 31, 2021 | |
| Edit Date: | July 31, 2021 | |
Detailed Product Description:
Products Description:
Brown fused alumina is made of bauxite, anthracite coal, and smelted in electric-arc furnace of high temperature more than 2000 degrees. suitable for grinding, polishing, blasting, precision casting etc. brown fused alumina is also used for refractory material.
Physical and Chemical Features:
| 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 |
| Grain | Chemical Composition | |||
| Al2O3(%) | Fe2O3(%) | SiO2(%) | TiO2(%) | |
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0-1mm 1-3mm 3-5mm 5-8mm |
94.5min | 0.3max | 1.5max |
3.0max |