high purity refractory white fused alumina
Al2O3:99.7%
SiO2 :0.03%
NaO:0.03%
high purity alumina power:
Criteria
Model | chemical composition(%) |
True density (g/cm3) | a-phase conversion≥(%)
| average grain diameter(μm) | ||||
Al2O3 (%) | SiO2 (%) | Fe2O3 (%) | Na2O (%) | LOI(%) | ||||
PCYAL-1 | 99.7 | 0.03 | 0.02 | 0.03 | 0.05 | 3.96 | 95 | 1~2 |
PCYAL-2 | 99.7 | 0.03 | 0.02 | 0.03 | 0.05 | 3.96 | 95 | 2~3 |
PCYAL-3 | 99.7 | 0.03 | 0.02 | 0.03 | 0.05 | 3.96 | 95 | 3~4 |
PCYAL-4 | 99.7 | 0.03 | 0.02 | 0.03 | 0.05 | 3.96 | 95 | 5~6 |
Alumina application
• high-grade refractory materials, e.g. unshaped castable, shaped corundum brick, furnace rollers and so on.
• integrated circuit substrate, electronic insulators and other electronic ceramic.
• wear-resistant ceramics and other engineering ceramics.
• grinding, polishing materials and so on.
