Description
Aluminum Oxide (Al₂O₃) Micron Powder – Purity: 99.5+%, Size: 350–500 μm
High-Purity Large-Particle Alumina for Advanced Industrial Applications
Product Overview
This 350–500 μm Aluminum Oxide Micron Powder is designed for applications that demand robust particle integrity, superior wear resistance, and excellent thermal properties. Its relatively large particle size and high purity make it especially valuable for structural ceramics, high-temperature crucibles, and abrasive applications requiring minimal contamination.
Technical Specifications
| Property | Value |
|---|---|
| Purity | ≥ 99.5% |
| Particle Size (D50) | 355–500 μm |
| Al₂O₃ Content | 99.8% |
| SiO₂ | 0.02% |
| Fe₂O₃ | 0.02% |
| TiO₂ | 2.60–3.20% |
| Na₂O | 0.20% |
| Chlorine Content | < 50 ppm |
| Soluble Salt Content | < 100 ppm |
| pH (Aqueous Suspension) | 6.93 |
Features & Benefits
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Large particle size for enhanced structural integrity
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Excellent wear, heat, and corrosion resistance
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Chemically stable and non-reactive with most materials
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Free of toxic, radioactive, or carcinogenic substances
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High infrared emissivity for thermal applications
Applications
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Refractory linings and crucibles
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Ceramic filters and thermal insulation
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Polishing media and abrasives
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Semiconductor substrates
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Composite reinforcement in polymers and metals
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Glass & enamel production
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Catalyst carriers for industrial chemical processes