The main classification and physical properties of zirconium dioxide (ZrO₂)

Release time：2024-09-11click：1

Zirconium oxide (ZrO₂) The natural zirconia mineral raw material mainly includes baddeleyite and zircon. Zircon is a deep mineral in igneous rocks, with colors ranging from light yellow, brown, yellow-green, etc., with a specific gravity of 4.6-4.7 and a hardness of 7.5. It has a strong metallic luster and can be used as a raw material for ceramic glazes.

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1. Physical performance data:

1. Properties: Natural organic baddeleyite, zircon and green zircon. Baddeleyite type is a yellowish-white monoclinic crystal.

2. Relative density: 5.89

3. Melting point (ºC): 2700

4. Boiling point (ºC, normal pressure): 4300

5. Flash point (ºC): 5000

6. Solubility: Insoluble in water, soluble in hot concentrated sulfuric acid and hydrofluoric acid. Zircon type, colorless crystal of equiaxed crystal system above 1000ºC, relative density 5.6, melting point 2715ºC, soluble in water, sulfuric acid and hydrofluoric acid. It can be fused with alkali to produce zirconate, which has stable chemical properties.

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