Aluminum Oxide (CAS 1344-28-1): Comprehensive Guide for Industrial Applications
Table of Contents
1. Product Overview & Specifications
Aluminum Oxide (Al₂O₃), CAS 1344-28-1, is a high-purity ceramic material with exceptional thermal stability, hardness, and corrosion resistance. Widely used in industrial, electronic, and medical applications.
Technical Parameters
| Property | Value |
|---|---|
| CAS Number | 1344-28-1 |
| Purity | 99.5% – 99.99% |
| Density | 3.95 g/cm³ |
| Melting Point | 2072°C |
Comparative Analysis
| Material | Hardness (Mohs) | Thermal Conductivity (W/m·K) |
|---|---|---|
| Aluminum Oxide | 9 | 30 |
| Silicon Carbide | 9.5 | 120 |
| Zirconia | 8.5 | 2-3 |
2. Key Applications of Aluminum Oxide
Industrial Applications
- Abrasive materials for grinding/polishing
- Refractory linings in furnaces
- Catalyst supports in chemical processing
Electronics
- Insulating substrates for microelectronics
- Protective coatings for semiconductors
3. Industrial Use Cases
Case 1: Thermal Spray Coatings
Used in aerospace turbine blades to withstand 1,600°C exhaust gases, increasing component lifespan by 300%.
Case 2: Semiconductor Manufacturing
High-purity Al₂O₃ crucibles for silicon crystal growth, achieving ≤0.1 ppm contamination levels.
4. Client Success Stories
Client 1: Saint-Gobain Ceramics
- Challenge: Needed refractory materials for glass melting furnaces (>1,800°C)
- Solution: Custom Al₂O₃-ZrO₂ composite formulation
- Result: 22-month furnace campaign life (+40% vs previous materials)
Client 2: BASF Catalysts
- Challenge: Porous catalyst support for methane reforming
- Solution: 99.7% Al₂O₃ with controlled 50nm pore structure
- Result: 15% higher catalytic efficiency
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