Lead-alkali-silica Glass vs. Zirconia
Lead-alkali-silica glass belongs to the glass and glass-ceramics classification, while zirconia belongs to the oxide-based engineering 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 lead-alkali-silica glass and the bottom bar is zirconia.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 3.1 | |
| 5.7 to 6.0 |
| Elastic (Young's, Tensile) Modulus, GPa | 67 | |
| 190 to 200 |
| Electrical Resistivity Order of Magnitude, 10x Ω-m | 12 | |
| 4.5 to 11 |
| Flexural Strength, MPa | 34 | |
| 630 to 970 |
| Stiffness to Weight: Axial, points | 12 | |
| 19 |
| Stiffness to Weight: Bending, points | 43 | |
| 33 to 34 |
| Thermal Expansion, µm/m-K | 9.0 | |
| 8.8 to 9.5 |