Chromium Oxide (Cr2O3)-Pellets
Product Description
Characteristic
Chromium(III) oxide (or chromia) is an inorganic compound with the formula Cr2O3. It is one of the principal oxides of chromium and is used as a pigment. In nature, it occurs as the rare mineral eskolaite.
Chemical formula：Cr2O3
Molar mass：151.9904 g/mol
Appearance：light to dark green, fine crystals
Density：5.22 g/cm3
Melting point：2,435 °C (4,415 °F; 2,708 K)
Boiling point：4,000 °C (7,230 °F; 4,270 K)
Solubility in water：insoluble
Solubility in alcohol：insoluble in alcohol, acetone, acids
Magnetic susceptibility (χ)：+1960.0×10−6 cm3/mol
Refractive index (nD)：2.551
Crystal structure：hexagonal
Application
Mainly used in smelting chromium and chromium carbide.Used for enamel, ceramic, artificial leather, coloring agent for building materials, catalyst for organic chemical synthesis, sunproof coating, grinding materials, green polishing paste and special inks for printing paper money.Also used in the production of high - chromium brick, chrome corundum brick and other refractory.