ZrO2 Zirconium dioxide CAS 1314-23-4/53801-45-9
Insoluble in water, soluble in hot concentrated sulfuric acid, hydrofluoric acid. Zirconite type, equiaaxial colorless crystals above 1000ºC, relative density 5.6, melting point 2715ºC, soluble in water, sulfuric acid, hydrofluoric acid. In alkali eutectic production of zirconate, stable chemical properties.
Mainly used for piezoelectric ceramics, daily ceramics, refractory materials and precious metal smelting zirconium bricks, zirconium tubes, crucible, etc. Also used in the production of steel and non-ferrous metals, optical glass and zirconia fiber. It can be used as an efficient thermal insulation material
ZrO2
|
|
ZrO2+Hf O2
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99.60
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Fe2O3
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0.005
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SiO2
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0.025
|
CaO
|
0.005
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NaO2
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0.010
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Particle size
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325mesh、1100mesh、2000mesh
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