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Physical Properties of Aluminium Oxide | Quality Inspection Indicator of Aluminium Oxide Price | |||||
Molecular Weight | 101.96 | Dissolved Matter in Water | ≤0.5% | |||
Melting Point | 2054 ℃ | Silicate | qualified | |||
Boiling Point | 2980℃ | Alkali&Alkaline Earth Metals | ≤0.50% | |||
True Density | 3.97 g/cm3 | Heavy Metals (Pb) | ≤0.005% | |||
Bulk Density | 0.85 g/mL (0~325 mesh) 0.9 g/mL (120~325 mesh) | Chloride | ≤0.01% | |||
Crystal Structure | Trigonal (hex) | Sulfate | ≤0.05% | |||
Solubility | Insoluble in water at room temperature | Ignition Loss | ≤5.0% | |||
Conductivity | Non-conductive at room temperature | Iron | ≤0.01% |