Description
Aluminum Oxide (Al₂O₃) Micron Powder – 850–1200 μm, Purity: 99.5+%
High-Purity Large-Particle Alumina for Refractories, Ceramics & Thermal Applications
Product Description
This Aluminum Oxide (Al₂O₃) Micron Powder features a coarse grain size of 850–1200 μm, delivering superior structural reinforcement in high-temperature and wear-resistant materials. With ≥99.5% purity, this product offers exceptional thermal stability, abrasion resistance, and compatibility with demanding ceramic and metallurgical systems.
Technical Specifications
| Property | Value |
|---|---|
| Purity | ≥ 99.5% |
| Particle Size | 850–1180 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 Medium) | 6.93 |
Key Features
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High mechanical strength for structural ceramic bodies
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Thermal shock resistance and dimensional stability
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Free of radioactive elements, heavy metals, and toxins
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Excellent infrared radiation efficiency
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Long shelf life in dry storage conditions
Applications
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High-strength refractory components (crucibles, linings, furnace tubes)
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Advanced ceramic parts for mechanical, electrical, and thermal systems
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Grinding, polishing, and abrasive tools with long wear life
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Filler material in heat-resistant rubbers and plastics
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Glass & semiconductors, where purity and thermal control are critical
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Far-infrared textile products and insulation layers
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Catalyst carriers for industrial or environmental processes

