Aluminium oxide Nanoparticles/Nanopowder (Al2O3, Alpha, 500nm, purity 99.5%)
₹1475.00
🧪 Aluminium Oxide Nanoparticles / Nanopowder (Al₂O₃, Alpha)
Particle Size: ~500 nm
Purity: 99.5%
⚙️ Technical Specifications
Property | Specification |
|---|---|
Material Name | Aluminium Oxide Nanoparticles / Nanopowder |
Chemical Formula | Al₂O₃ |
Purity | 99.5% |
Particle Size | ~500 nm |
Appearance / Color | White fine powder |
Phase / Structure | Alpha (α-phase) |
Crystal Structure | Hexagonal / Rhombohedral (Corundum) |
Specific Surface Area (SSA) | 8–15 m²/g |
True Density | 3.97–4.0 g/cm³ |
Bulk Density | 0.4–0.8 g/cm³ |
Melting Point | ~2040 °C |
Boiling Point | ~2980 °C |
Solubility | Insoluble in water; soluble in strong acids and alkalis |
pH (5% dispersion) | 5–9 |
CAS Number | 1344-28-1 |
Storage Conditions | Store in a dry, airtight container away from moisture, acids, and bases |
🌟 Key Features
High-purity (99.5%) α-Al₂O₃ (corundum phase) for maximum thermal and structural stability
Uniform 500 nm particle size, balancing flowability and surface activity
Excellent hardness (Mohs 9), wear resistance, and corrosion resistance
Chemically inert, non-reactive under most industrial conditions
High thermal conductivity and superior insulation properties
Suitable for ceramics, refractories, coatings, and composite applications
Environmentally stable, non-toxic, and biocompatible
🔬 Applications (Detailed)
1. Advanced Ceramics & Refractories
Used in high-performance ceramic components, furnace linings, and thermal barriers
Provides enhanced mechanical strength, abrasion resistance, and heat tolerance
2. Coatings & Surface Engineering
Ideal for protective coatings, thermal barrier layers, and oxidation-resistant films
Improves surface durability, wear resistance, and thermal insulation
3. Composite Reinforcement
Reinforces polymer, metal, and ceramic composites
Enhances hardness, dimensional stability, and load-bearing capability
4. Catalysis & Catalyst Support
Serves as a thermally stable support in heterogeneous catalysis
Retains structure under high-temperature reaction conditions
5. Polishing & Abrasive Materials
Used in precision polishing and lapping compounds
Offers uniform particle size and consistent surface finishing quality
6. Electronics & Dielectric Materials
Acts as a dielectric insulator with excellent electrical resistivity
Used in substrates, capacitors, and insulating coatings in electronics manufacturing
⚠️ Handling & Storage
Store in a cool, dry, and airtight container
Keep away from moisture, strong acids, and alkalis
Handle with protective gloves, goggles, and lab coat
Avoid inhalation or dust generation; use under fume hood or ventilation
Prevent contamination and static buildup during handling