Ferrite vs. Alpha Quartz
Ferrite belongs to the oxide-based engineering ceramics classification, while alpha quartz belongs to the non-glass optical ceramics. There are 9 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.
For each property being compared, the top bar is ferrite and the bottom bar is alpha quartz.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 4.7 to 4.8 | |
| 2.7 |
| Elastic (Young's, Tensile) Modulus, GPa | 120 to 140 | |
| 91 |
| Knoop Hardness | 630 to 700 | |
| 740 |
| Specific Heat Capacity, J/kg-K | 710 to 1050 | |
| 720 |
| Stiffness to Weight: Axial, points | 15 to 16 | |
| 19 |
| Stiffness to Weight: Bending, points | 35 to 36 | |
| 57 |
| Thermal Conductivity, W/m-K | 3.9 to 6.3 | |
| 8.5 |
| Thermal Diffusivity, mm2/s | 0.78 to 1.9 | |
| 4.4 |
| Thermal Expansion, µm/m-K | 8.0 to 9.3 | |
| 9.5 |