Zirconia vs. Lead-alkali-silica Glass
Zirconia belongs to the oxide-based engineering ceramics classification, while lead-alkali-silica glass belongs to the glass and glass-ceramics. There are 7 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.
For each property being compared, the top bar is zirconia and the bottom bar is lead-alkali-silica glass.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 5.7 to 6.0 | |
| 3.1 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 to 200 | |
| 67 |
| Electrical Resistivity Order of Magnitude, 10x Ω-m | 4.5 to 11 | |
| 12 |
| Flexural Strength, MPa | 630 to 970 | |
| 34 |
| Stiffness to Weight: Axial, points | 19 | |
| 12 |
| Stiffness to Weight: Bending, points | 33 to 34 | |
| 43 |
| Thermal Expansion, µm/m-K | 8.8 to 9.5 | |
| 9.0 |