White Fused Alumina Abrasive
White fused alumina is a high-purity aluminum oxide abrasive material produced in an electric arc furnace. It is characterized by high hardness, excellent wear resistance, and chemical inertness.
Technical Specifications
Product Overview
High-Purity Industrial Abrasive
White fused alumina is a high-performance material manufactured by melting high-quality alumina in an electric arc furnace at temperatures exceeding 2000°C. Composed primarily of alpha-Al2O3, this abrasive offers exceptional hardness and structural integrity. It is widely utilized in refractory applications, including furnace burden, castables, and ramming compounds, ensuring reliable performance in demanding high-temperature environments.
Physical Properties
Key Physical Characteristics
9 scale
Mohs Hardness
3.95 g/cm3
Specific Gravity
- Bulk Density
- 1.75-1.95 g/cm3
Chemical Composition
Chemical Specifications
| Component | Grade A Max/Min | Grade B Max/Min |
|---|---|---|
| Al2O3 | 99.5% min | 99.0% min |
| Fe2O3 | 0.04% max | 0.20% max |
| Na2O | 0.30% max | 0.40% max |
| SiO2 | 0.02% max | 0.05% max |
Sizing & Availability
Available Particle Sizes
- 12-6mm
- 10-8mm
- 8-5mm
- 6-3mm
- 5-3mm
- 3-1mm
- 1-0mm
- 1-0.5mm
- 0.5-0.2mm
- 0.5-0mm
- 0.3-0mm
- 60mesh-0
- 80mesh-0
- 100mesh-0
- 120mesh-0
- 150mesh-0
- 200mesh-0
- 325mesh-0
