Aluminium oxide Nanoparticles/Nanopowder (Al2O3, Alpha, 200nm, purity 99.5%)
₹1475.00
🧪 Aluminium Oxide Nanoparticles / Nanopowder (Al₂O₃, Alpha)
Particle Size: ~200 nm
Purity: 99.5%
⚙️ Technical Specifications
Property | Specification |
|---|---|
Material Name | Aluminium Oxide Nanoparticles / Nanopowder |
Chemical Formula | Al₂O₃ |
Purity | 99.5% |
Particle Size | ~200 nm |
Appearance / Color | White fine powder |
Phase / Structure | Alpha (α-phase) |
Crystal Structure | Hexagonal / Rhombohedral (Corundum) |
Specific Surface Area (SSA) | 15–25 m²/g |
True Density | 3.97–4.0 g/cm³ |
Bulk Density | 0.3–0.7 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 dry, airtight container away from moisture and strong acids/bases |
🌟 Key Features
High-purity (99.5%) alpha-phase Al₂O₃ nanoparticles with excellent crystallinity
Uniform particle size (~200 nm) for consistent dispersion and performance
High surface area (15–25 m²/g) enabling strong interfacial interactions
Exceptional hardness, thermal stability, and chemical inertness
Resistant to wear, corrosion, and oxidation
Electrically insulating with good dielectric properties
Suitable for ceramic, catalytic, coating, and electronic applications
🔬 Applications (Detailed)
1. Advanced Ceramics & Composites
Enhances mechanical strength, hardness, and wear resistance in structural ceramics
Used in alumina–zirconia composites, ceramic coatings, and reinforced polymers
2. Catalysis & Catalyst Support
Acts as a high-surface-area support for catalysts in petrochemical and environmental processes
Provides thermal and chemical stability for high-temperature reactions
3. Coatings & Surface Treatments
Used in thermal barrier coatings, anti-corrosion layers, and optical coatings
Improves thermal insulation and oxidation resistance
4. Polishing & Abrasive Materials
Applied in precision polishing, lapping, and abrasive slurries for metals, optics, and semiconductors
5. Electronics & Dielectrics
Excellent electrical insulator and thermal conductor for microelectronics
Used in capacitors, insulating substrates, and dielectric layers
6. Research & Nanotechnology
Key material for nanocomposite research, thin-film synthesis, and functional coatings
Used in surface engineering, catalytic studies, and nanomaterial development
⚠️ Handling & Storage
Store in a cool, dry, and airtight container
Avoid exposure to moisture, acids, and strong bases
Handle with gloves, protective eyewear, and lab coat
Use in a fume hood or ventilated workspace to prevent inhalation
Avoid contamination with other chemicals or powders