White Alumina 99.5 Low Sodium aluminum oxide Powder for Refractory material
- Melting point:2050 ℃
- Boiling point:2980℃
- Molecular Weight:102
- Specific gravity:2.5-3.95g / cm3
- Classification:ALUMINA
- Grade Standard:Electron Grade
- Grade Standard:Industrial Grade
- Appearance:White powder
- Place of Origin:CN;HEN
- Application:Industrial
- Brand Name:SuoYi
- Other Names:Alumina
- Purity:99.5%
- EINECS No.:215-691-6
- MF:Al2O3
- CAS No.:1344-28-1
White Alumina 99.5 Low Sodium aluminum oxide Powder for Refractory material
Features: This series of product has a stable performance, a good process performance, and a wide application. Its crystal size is big. It is specially used in the production of ceramic products with the methods of grouting and hot molding. It can also be used in roll forming and dry pressing. Product shrinkage is small.


Main Technical Parameters of SY-CA Series Low Sodium α-Alumina:
| AL2O3≥ (%) | Impurity Content ≤ (%) | True Density≥ (g/cm3) | α-Phase Conversion Rate≥(%) | Primary Crystal Size(μm) | Average Size(μm) | ||||
| SiO2 | Fe2O3 | Na2O | |||||||
| SY-CA | Coarse Powder | 99.6 | 0.04 | 0.03 | 0.1 | 3.96 | 96 | 3-5 | 60~80 |
| Micro Powder | 99.5 | 0.06 | 0.03 | 0.1 | 3.96 | 96 | 3-5 | 3-6 | |
It is widely used in a variety of high temperature resistant porcelain (spark plug, etc), wearproof porcelain (liners of mortar pump and axial piston pump, impellor, grinding media ball, etc), electronic ceramics, vacuum tube shell, spark plug, textile ceramics, wear-resistant ceramics, water valve plate, perm plate, etc.







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