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High-purity ultra-fine alumina is characterized by a high melting point, exceptional hardness, excellent electrical insulation, as well as superior wear and corrosion resistance. These properties make it highly suitable for a wide range of advanced applications, including:
| Grade | SMA-0.8 | SMA-1 | SMA-0.5 |
|---|---|---|---|
| Crystal Structure | α | α | α |
| Average Particle Size (D50), µm | 0.5~0.8 | 0.8~1.0 | 0.3~0.5 |
| Specific Surface Area, m2/g | 6~8 | 6~8 | 6~8 |
| Loose Bulk Density, g/cm3 | 0.50~0.70 | 0.60~0.80 | 0.60~0.80 |
| Purity Al2O3, ≥% | 99.92 | 99.95 | 99.99 |
| α-Conversion Rate >% | 85 | 90 | 90 |
| Moisture Content <% | 0.5 | 0.5 | 0.5 |
| Na | 600 | 350 | 10 |
| Ca | 50 | 50 | 1 |
| Mg | 10 | 10 | 1 |
| Fe | 40 | 50 | 3 |
| Si | 50 | 50 | 10 |
Please feel free to contact us to discuss your application and request a quote.
