Zirconium Oxide, Zirconia, ZrO 2

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Zirconium Oxide, Zirconia, ZrO₂
Categories:	Ceramic; Oxide; Zirconium Oxide
Material Notes:	White amorphous powder. Property data is listed for pure zirconia. Commercial zirconia ceramics contain additions of components such as yttrium oxide, calcium oxide, or magnesium oxide to stabilize the high temperature zirconia phase and prevent transformation to the room temperature stable monoclinic phase.
Key Words:	Zirconium Oxide, ZrO2
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Physical Properties	Metric	English	Comments

Density	5.68 g/cc	0.205 lb/in³	monoclinic
	6.10 g/cc	0.220 lb/in³	tetragonal
Molecular Weight	123.223 g/mol	123.223 g/mol

Electrical Properties	Metric	English	Comments
Magnetic Susceptibility	-0.0000138	-0.0000138	cm^3/mol

Thermal Properties	Metric	English	Comments
Heat of Fusion	706 J/g	304 BTU/lb
CTE, linear	7.00 µm/m-°C @Temperature 20.0 °C	3.89 µin/in-°F @Temperature 68.0 °F	monoclinic
	12.0 µm/m-°C @Temperature 20.0 °C	6.67 µin/in-°F @Temperature 68.0 °F	tetragonal
Thermal Conductivity	1.675 W/m-K	11.62 BTU-in/hr-ft²-°F	monoclinic
Melting Point	2681 - 2847 °C	4858 - 5157 °F

References for this datasheet.

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BOZrA / 284

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