- Product Name: Electrofused white corundum sand
- Model: 240#-6000 #
- Specification (particle size): micron
- Shape: Powder
- Raw material: aluminum oxide powder
- Origin: Xingyang, Henan
- Main ingredients: AL2O3 (99.5%min)
- Uses: glass sandblasting, glass surface atomization treatment, etc
- Detailed description: White corundum is made of high-quality aluminum oxide powder as raw material, refined and crystallized by electromelting, with high purity, good self-sharpening, acid and alkali corrosion resistance. It is used to make abrasives, suitable for grinding fine-grained abrasives such as high carbon steel, high speed steel and stainless steel, and can also be used for precision casting and advanced refractory materials.
Main chemical composition:
|
Al2O3 |
Fe2O3 |
Na2O |
SiO2 |
Tall |
K2O |
|
≥99.5% |
≤0.08% |
≤0.30% |
≤0.10% |
≤0.03% |
≤0.03% |
Physical characteristics:
| Mohs Hardness | Bulk density | Specific gravity | Volume Density | Melting point | Maximum service temperature Maximum use temperature |
| 9.0 | 1.75-1.95g/cm3 | 3.95g/cm3 | 3.6g/cm3 | 2250°C | 1900°C |
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