Aluminum Oxide Powder is a high purity ceramic material widely used for applications demanding excellent hardness, thermal stability, and chemical inertness. Produced using advanced manufacturing techniques, our aluminum oxide (Al₂O₃) powder offers uniform particle size distribution, high purity, and superior performance in various industrial processes including ceramics, electronics, refractory materials, and coatings.
Our high purity aluminum oxide powder is available in multiple grades and particle sizes, optimized for specific applications such as sintering aids, abrasive fillers, and catalyst supports. We also offer comprehensive after-sales support—please feel free to contact us if you have any questions.
Purity: ≥99.9%
Uniform particle size and morphology
High hardness and mechanical strength
Customizable granularity
Ceramics: Used in advanced ceramic materials for structural and electronic components.
Refractories: Key raw material for heat-resistant linings and insulation.
Abrasives: Employed in polishing, grinding, and cutting tools due to high hardness.
Coatings: Utilized in thermal spray and thin-film coatings for protection and insulation.
Electronics: Used as an insulating substrate and dielectric material.
Catalyst Support: Provides a stable and inert surface for catalysts in chemical reactions.
Certificate of Analysis (COA)
Material Safety Data Sheet (MSDS)
Particle size distribution report
Third-party testing available upon request
We provide high-purity aluminum oxide powder for advanced ceramics, polishing, and thermal conductivity applications, ensuring exceptional purity, consistent particle size distribution, and excellent chemical stability. With strict quality control, customized particle sizes, and reliable global delivery, we support industries from electronics to aerospace in achieving optimal performance. Our aluminum oxide powders are trusted for precision polishing, high-performance refractories, and electronic substrate manufacturing.
Chemical Formula: Al₂O₃
Appearance: White to off-white
Density: 3.95–4.05 g/cm³
Melting Point: Approx. 2072 °C
Boiling Point: >2977 °C
Specific Heat Capacity: ~0.88 J/g·K
Thermal Expansion Coefficient: ~7–8 × 10⁻⁶ /K
Magnetic Properties: Non-magnetic
Not classified as hazardous
Inner Packaging: Double-layer sealed plastic bags or aluminum foil bags for moisture and leakage protection.
Outer Packaging: Iron drum or fiber drum, depending on the weight, with reinforced sealed lid.
Hazard Packaging: UN-certified packaging compliant with regulations for hazardous materials transportation.
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