Aluminosilicate Glass vs. Mullite
Aluminosilicate glass belongs to the glass and glass-ceramics classification, while mullite belongs to the oxide-based engineering ceramics. There are 7 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.
For each property being compared, the top bar is aluminosilicate glass and the bottom bar is mullite.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 2.4 | |
| 2.7 to 3.0 |
| Dielectric Constant (Relative Permittivity) At 1 MHz | 6.3 | |
| 6.3 |
| Elastic (Young's, Tensile) Modulus, GPa | 87 | |
| 110 to 170 |
| Electrical Dissipation At 1 MHz | 0.0037 | |
| 0.0025 |
| Fracture Toughness, MPa-m1/2 | 0.9 | |
| 2.0 |
| Stiffness to Weight: Axial, points | 20 | |
| 22 to 31 |
| Stiffness to Weight: Bending, points | 63 | |
| 58 to 62 |