sintered corundum sintered tabular alumina WTA 200# 320# 325# 100# 400# 500# DCF
Brief introduce
China manufacurer tabular alumina for refractory 325 mesh in foundry material since 1999
High purity of al2o3,99% min
Lump of mm sand and fine powder,customized size is available
Tabular Alumina 325 mesh is a pure sintered α-alumina materials that has been fully densified by rapid-sintering without the use of sintering aids at temperature in excess 1900°c.
White Tabular alumina has characteristic large, well developed hexagonal tablet shaped α-alumina crystals of up to 200μm length.
white tabular alumina 325 mesh’s specifications
| White tabular alumina | ||||||
| usages | specifications | Chemical component(%) | ||||
| Al2O3 | Na2O | SiO2 | Fe2O3 | |||
| refractory | Lumps | 0-1mm | 99.1min | 0.4max | 0.3max | 0.1max |
| 1-3mm | ||||||
| 3-5mm | ||||||
| 5-8mm | ||||||
| 8-12mm | 99.0min | |||||
| Fines | 60 mesh | |||||
| 200 mesh | ||||||
| 325 mesh | ||||||
| Bulk Density | 3.5g/cm3 min | |||||
| Apparent Porosity | 5.0% max | |||||
| Customized size are available | ||||||
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