99.9% Alumina Oxide Abrasive Powder 9 Mohs Hardness 1kg for Industrial Polishing and Lapping
High purity 99.9% alumina powder is a fine-grained aluminum oxide (Al2O3) material with exceptional hardness and chemical resistance. This industrial abrasive powder features a 9 Mohs hardness rating and is supplied in 1.000kg gross weight packaging.
| Property | Value |
|---|---|
| Color | White |
| Appearance | Powder |
| Mohs Hardness | 9.0-9.5 |
| Melting Point | 2050°C |
| Boiling Point | 2977°C |
| True Density | 3.97 g/cm³ |
| Specification | Al2O3 | Na2O | D50 (μm) | Original Crystal Particles | Bulk Density |
|---|---|---|---|---|---|
| 0.7 μm | ≥99.6% | ≤0.02% | 0.7-1.0 | 0.3 | 2-6 |
| 1.5 μm | ≥99.6% | ≤0.02% | 1.0-1.8 | 0.3 | 4-7 |
| 2.0 μm | ≥99.6% | ≤0.02% | 2.0-3.0 | 0.5 | <20 |
- Ceramic Industry: Raw material for electronic ceramics, refractory ceramics, and advanced technical ceramics
- Polishing & Abrasive Industry: Precision polishing of optical lenses, semiconductor wafers, and metallic surfaces
- Catalysis: Catalyst support in petrochemical refining processes
- Thermal Spray Coatings: Corrosion and wear resistance coatings for aerospace and automotive industries
- Electrical Insulation: High dielectric strength insulation for electronic devices
- Refractory Industry: High-temperature furnace linings and thermal applications
- Polymer Additives: Enhancement of mechanical and thermal properties in polymer composites
Available in multiple packaging configurations to meet diverse industrial requirements:
- 1 ton jumbo bags
- Jumbo bags with wooden pallets
- 25kg bags, 40 bags per jumbo bag
- 25kg woven bags or kraft paper bags
- Custom packaging available according to customer specifications
Zhengzhou Xinli Wear-resistant Materials Co., Ltd., established in 1996, specializes in research, development, production, and sales of wear-resistant materials. With over 25 years of industry experience, the company has achieved original crystal granularity standards of 0.3μm, enabling superior metal mirror polishing effects.
Certified with ISO9001:2015 quality management system, equipped with advanced production facilities including dumping furnaces, magnetic separators, ball mills, and laser particle size detectors.
- Exceptional hardness and wear resistance
- High melting point (2050°C)
- Superior chemical inertness
- Excellent electrical insulation properties
- Biocompatible and corrosion resistant
- High surface area for optimal performance
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