769290

Aluminiumoxid

powder, ultra dry

• Synonym(e): Aluminiumoxid
• Lineare Formel: Al₂O₃
• CAS-Nummer: 1344-28-1
• Molekulargewicht: 101.96
• EG-Nummer: 215-691-6
• MDL-Nummer: MFCD00003424
• UNSPSC-Code: 12352311
• PubChem Substanz-ID: 329767437
• NACRES: NA.23

Eigenschaften

• Qualitätsniveau: 100
• Form: powder
• Oberflächenbereich: 120-190 m²/g
• Verunreinigungen: ≤0.5% substances extractable by water
• Verlust: ≤1.0% loss on ignition
• Partikelgröße: >0.063, coeff var ≥72%; <0.063 mm, coeff var ≤28%; >2 mm, coeff var ≤2%
• mp (Schmelzpunkt): 2040 °C (lit.)
• Schüttdichte: 950‑1100 g/L
• Anionenspuren: chloride (Cl^-): ≤0.015%; sulfate (SO₄^2-): ≤0.05%
• Kationenspuren: As: ≤0.0005%; Fe: ≤0.02%
• SMILES String: O=[Al]O[Al]=O
• InChI: 1S/2Al.3O
• InChIKey: TWNQGVIAIRXVLR-UHFFFAOYSA-N

Beschreibung

Anwendung

Owing to its high hardness, chemical stability and thermal conductivity, alumina finds applications as filler for metals and plastics. It also finds applications in paints, polisher and cosmetics.

Sicherheitshinweise

• Lagerklassenschlüssel: 13 - Non Combustible Solids
• WGK: nwg
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable