Product Detail
Nano Aluminium Oxide
Formula: Al₂O₃
Purity: 4N – 5N
Particle size: 30nm-30um
Appearance: White powder
HS code: 2818109000
CAS NO.: 1344-28-1
Product Description
| Physical & Chemical Characters’name | Characters |
| Formula | Al₂O₃ |
| M.Wt | 102 |
| Melting point /℃ | 2050℃ |
| Boiling point/℃ | 3000°C |
| Density/(g/cm³） | 4.0 |
| Thermal Conductivity | 0.2888w/(cm.k) |
| Water absorption | ≤2.5% |
| Bulk density/(g/cm³） | 0.8-1.0 |
| Aerated bulk density/(g/mL） | 0.85（325 -0mesh） 0.90（120 – 325 mesh） |
| Moh’s hardness(Mho) | 9（mohs） |
| Specific surface area | 60-70m2/g |
| Stored Requirements | 1) Cool and dry place 2) Prevent exposure to sunlight high temperature and humidity 3) Strictly prohibited to mix with toxic and harmful gases or volatile substances 4) Sealed packing |
| Physical & Chemical Characters’name | Characters |
| Electrical conductivity | Non-conductive at room temperature |
| Refractive index | 1.762～1.77 |
| Radioaction | No |
| Solubility | Insoluble in water, soluble in strong bases and acids |
| Crystal structure | Tripartite crystal system (hex) |
| Lattice constant/Å | a=0.514Å |
| Thermal expansion/10-6.K-1 | 8.6×10-8k-1 |
| EINECS | 215-691-6 |
| Permittivity | ε=8～12 |
| Manufacturing technique | α ，β，γ |
| Package | 25kg / drum or 1 ton / bag |
| Usage | 1) Lithium battery separator 2) Luminescent materials 3) Glass ceramic & Sapphire 4) Active coating & Vacuum coating 5) Catalytic carrier 6) Polishing abrasive materials |
Certificate of analysis & Particle size data
