Yttria (Y2O3 sintered 99.9%) vs Zirconia Y-TZP (3 mol% Y2O3)
Property comparison of Yttria (Y2O3 sintered 99.9%) and Zirconia Y-TZP (3 mol% Y2O3), both ceramic.
| Property | Yttria (Y2O3 sintered 99.9%) | Zirconia Y-TZP (3 mol% Y2O3) | Difference |
|---|---|---|---|
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 4,950 kg/m³ | 6,050 kg/m³ | +22% |
| Thermal conductivity | 14 W/m·K | 2 W/m·K | -86% |
| Specific heat | 450 J/kg·K | 450 J/kg·K | 0% |
| Coefficient of thermal expansion | 0.000007 1/K | 0.00001 1/K | +39% |
Difference is Zirconia Y-TZP (3 mol% Y2O3) relative to Yttria (Y2O3 sintered 99.9%). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
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- standard
- ISO
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