5N high-purity alumina powder
- Commodity name： 5N high-purity alumina powder
- =Main purpose： 1. Sapphire single crystal, crystal rod 2. Transparent ceramics 3. Laser crystals and synthetic gemstones 4. Membrane coatings 5. LED, rare earth tricolor phosphors
- =Product overview： High-purity alumina powder prepared by the alcohol salt method has a high purity (≥99.999%), good product stability, and can produce large-sized, high-quality sapphire crystals.
1. Sapphire single crystal, crystal rod 2. Transparent ceramics 3. Laser crystals and synthetic gemstones 4. Membrane coatings 5. LED, rare earth tricolor phosphors
Key words:
5N high-purity alumina powder
Product Parameters
| Project | Unit | Product Model |
| Al2O3 Content | % | >=99.999% |
| Phase | α | α-Al2O3 |
| Appearance | -- | White Powder |
| Na | ppm | ≤2 |
| Fe | ppm | ≤2 |
| Ca | ppm | ≤1 |
| Si | ppm | ≤2 |
| Cu | ppm | ≤1 |
| Mg | ppm | ≤1 |
| D50 (Size) | um | 10-30 |
| Loose Bulk Density | g/cm3 | 0.3-0.5 |
| Specific Surface Area | m2/g | 3-8 |
| Sintered Density | g/cm3 |
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