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Description

Aluminum Oxide (Al₂O₃) Micron Powder – Purity: 99.5+%, Size: 300–425 μm

High-Purity Alumina Powder for Industrial-Grade Ceramics and Abrasives


Product Description

This 300–425 μm Aluminum Oxide Micron Powder offers a coarse yet uniform grain size ideal for applications requiring high thermal resistance, abrasion strength, and mechanical stability. With 99.5+% purity and outstanding oxide composition, it performs exceptionally in technical ceramics, furnace components, and abrasive manufacturing.


Technical Specifications

Property Value
Purity ≥ 99.5%
Particle Size (D50) 300–425 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

  • Coarse particle size with excellent structural integrity

  • High thermal shock resistance and mechanical strength

  • Inert, non-toxic, and non-radioactive composition

  • Enhanced far-infrared emissivity

  • Suitable for long-term, dry storage


Applications

  • Abrasive and Grinding Tools

  • Furnace Parts & High-Temp Crucibles

  • Reinforced Plastics, Rubber, and Polymer Composites

  • High-Density Ceramics

  • Thermal Barrier Coatings and Refractories

  • Catalyst & Catalyst Support in Chemical Processing

Additional information

Gram

25 g, 100 g, 500 g, 1000 g, 5000 g