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High Purity super-fine aluminium oxide(1250-mesh)
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Yuejiang Brand-High Purity super-fine aluminium oxide is white powder, high chemical purity, stable in hihg temperature, good resistance to abrasion and corrosioin etc. Used in electronics inudustry to produce radioceramic, high ardness device and sodium lamp etc.
1. Main properties and features
| Chemical substances | Aluminium oxide (AL2O3)/high purity and super fine |
| Appearance | white powder |
| Packing | 25kg woven bag, 1000kg sack |
| Main features | white powder, high chemical purity, stable in hihg temperature, good resistance to abrasion and corrosioin etc. |
| Range of application | Used in electronics inudustry to produce radioceramic, high ardness device and sodium lamp etc. |
2. Quality Index
| NO. | Item | Unit | Index |
| 1 | AL2O3 | %≥ | 99.95 |
| 2 | SiO2 | %≤ | 0.005 |
| 3 | Fe2O3 | %≤ | 0.005 |
| 4 | Na2O | %≤ | 0.02 |
| 5 | Cao | %≤ | 0.006 |
| 6 | Mgo | %≤ | 0.003 |
| 7 | BET | ©O/G | 6-8 |
| 8 | Granularity % | £¼2um | £¾85 |
| D50um | 0.6-0.8 |
