Zirconia (Zirconium dioxide)Table
Table of material property - Zirconia ceramics
Zirconia has high toughness and mechanical strength.
- Substance nameZirconia (Zirconium Oxide)
- Chemical formulaZrO2
- NotesWhite / White with transparency.
Physical property of Zirconia ceramics
※ literature value
Unit | Value | |
---|---|---|
General property |
||
Bulk specifig gravity | g/cm3 | 6.0 |
Mechanical property |
||
Bending strength | MPa | 600 - 1400 |
Compressive strength | MPa | 3500 - 5600 |
Vickers hardness | HV | 1250 - 1300 |
Electrical property |
||
Volume resistivity | Ω・cm | > 1012-14 |
Dielectric breakdown vaotage | kV/mm | 11 - 13 |
Permittivity | ε(1MHz) | 30 - 46 |
Thermal property |
||
Max. allowable working temp. | ℃ | 1250 |
Coefficient of thermal expansion | ×10-6/℃ | 7.9 - 11.0 |
Thermal conductivity | W/mk | 2.7 - 3.0 |
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