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product name: | 46# brown fused alumina for cutting wheel |
| Place of Origin: | Peoples Republic of China | |
| Post Date: | March 30, 2020 | |
| Edit Date: | March 30, 2020 | |
Detailed Product Description:
46# brown fused alumina for cutting wheel/brown alumina for grinding
Brown fused alumina is made of bauxite, anthracite coal, and smelted in electric-arc furnace of high temperature more than 2000 degrees. Suitable for product high consolidation abrasive, and suitable for grinding, polishing, blasting, precision casting etc. brown fused alumina is 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
| Grade | Chemical Composition | |||
| Al2O3(%) | Fe2O3(%) | SiO2(%) | TiO2(%) | |
|
First Grade
|
92.0-96.0
|
0.2-1.0
|
1.0-3.0
|
1.5-3.8
|
|
Second grade
|
80.0-85.0
|
6.0-10.0
|
1.5-4.0
|
2.0-4.0
|
|
Third Grade
|
50.0-65.0
|
12.0-20.0
|
15.0-25.0
|
4.0-6.0
|
*Usage:
1.suitable for grinding high-speed,high carbon steel
2.abrasives tool
3.grinding and polishing
4.ceramics
5.Glasswork
6.sandblasting etc.
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