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product name: | Brown fused alumina / brown aluminium oxide |
| Place of Origin: | Peoples Republic of China | |
| Post Date: | November 18, 2019 | |
| Edit Date: | November 18, 2019 | |
Detailed Product Description:
Brown fused alumina / brown aluminium oxide
Brown fused alumina is made of bauxite, anthracite coal, and smelted .Suitable for grinding, polishing, blasting, precision casting etc.and also used for refractory material.
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 |
Chemical Composition
|
Purpose |
Specification |
Chemical Composition(%) |
||||
|
Abrasives grade |
Al2O3min |
Fe2O3max |
SiO2max |
TiO2max |
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|
grain |
12#-80# |
95 |
0.3 |
1.5 |
3.0 |
|
|
90#-150# |
94 |
0.3 |
1.5 |
3.0 |
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|
180#-220# |
93 |
0.3 |
1.5 |
3.5 |
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|
micropowder |
240#-3000# |
92.5 |
0.5 |
1.8 |
4.0 |
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