Description
Aluminum Oxide (Al₂O₃) Micron Powder – Purity: 99.5+%, Size: 20–50 μm
High-Purity Alumina Powder for Advanced Technical and Industrial Applications
Product Overview
This high-purity Aluminum Oxide Micron Powder, with a particle size range of 20–50 μm, is ideal for demanding applications requiring thermal stability, wear resistance, and high mechanical strength. Engineered for compatibility with ceramics, polymers, and metal matrices, it is widely used across high-performance industries.
Technical Specifications
| Property | Value |
|---|---|
| Purity | ≥ 99.5% |
| Particle Size (D50) | 20–50 μm |
| Al₂O₃ Content | 99.8% |
| SiO₂ | 0.02% |
| Fe₂O₃ | 0.02% |
| TiO₂ | 2.60–3.20% |
| Na₂O | 0.20% |
| Chlorine Content | < 50 ppm |
| Soluble Salts | < 100 ppm |
| pH (in aqueous medium) | 6.93 |
Key Features
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Superior hardness and thermal stability
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Enhances toughness, abrasion resistance, and dimensional control
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Excellent infrared emissivity
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Inert and non-toxic, with no radioactive or carcinogenic content
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Stable in high-temperature and chemically reactive environments
Application Areas
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Advanced Ceramics: Crucibles, tubes, insulators, and refractories
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Polishing & Abrasives: Used in optical and semiconductor-grade polishing
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Catalysis: As a catalyst or support material in chemical processes
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Composites & Fillers: Improves strength and wear resistance in rubber and plastics
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Infrared Materials: For textiles, lamp tubes, and heating elements
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Electronics: As a coating or dielectric layer in devices