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/m•k | 2.7 - 3.0 |
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