Description
Aluminum Oxide (Al₂O₃) Micron Powder – Purity: 99.5+%, Size: 250–350 μm
Coarse Granular Alumina for Advanced Industrial Applications
Product Overview
This 250–350 μm Aluminum Oxide Micron Powder features exceptional hardness, thermal stability, and chemical resistance, making it ideal for high-temperature ceramic applications and abrasive formulations. Its granular particle size ensures superior mechanical reinforcement in composite materials and improved thermal conductivity.
Technical Specifications
Property | Value |
---|---|
Purity | ≥ 99.5% |
Particle Size (D50) | 250–350 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 (in aqueous medium) | 6.93 |
Key Features
High mechanical strength and dimensional precision
Excellent abrasion and thermal fatigue resistance
Non-toxic, non-radioactive, and heavy metal-free
Exceptional far-infrared emissivity
Stable under corrosive and high-temperature environments
Application Areas
Technical Ceramics: Crucibles, wear-resistant parts, kiln furniture
Casting and Metallurgy: Mold reinforcement, slag resistance
Surface Treatment: Blasting media and polishing agents
Glass & Semiconductor Industries: Abrasives, fillers
Catalysis: Used as a catalyst carrier in chemical synthesis
Lighting & Textile: Far-infrared materials and insulation fabrics