Zircon vs. Zirconia
Both zircon and zirconia are oxide-based engineering ceramics. There are 10 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is zircon and the bottom bar is zirconia.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 3.9 | |
| 5.7 to 6.0 |
| Dielectric Constant (Relative Permittivity) At 1 MHz | 8.8 | |
| 28 |
| Dielectric Strength (Breakdown Potential), kV/mm | 7.9 | |
| 7.7 to 9.0 |
| Flexural Strength, MPa | 450 | |
| 630 to 970 |
| Maximum Temperature: Mechanical, °C | 1650 | |
| 500 to 1330 |
| Strength to Weight: Axial, points | 21 | |
| 19 to 22 |
| Strength to Weight: Bending, points | 25 | |
| 21 to 23 |
| Tensile Strength: Ultimate (UTS), MPa | 290 | |
| 410 to 450 |
| Thermal Conductivity, W/m-K | 3.5 | |
| 2.2 to 4.3 |
| Thermal Expansion, µm/m-K | 5.0 | |
| 8.8 to 9.5 |