Grade A Lava vs. C-820 Magnesia Ceramic
Both grade A lava and C-820 magnesia ceramic are oxide-based engineering ceramics. There are 7 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is grade A lava and the bottom bar is C-820 magnesia ceramic.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 2.3 to 2.5 | |
| 2.7 |
| Dielectric Constant (Relative Permittivity) At 1 MHz | 5.3 to 5.8 | |
| 9.6 |
| Flexural Strength, MPa | 28 to 69 | |
| 53 |
| Specific Heat Capacity, J/kg-K | 840 | |
| 950 |
| Thermal Conductivity, W/m-K | 2.0 | |
| 8.0 |
| Thermal Diffusivity, mm2/s | 1.0 | |
| 3.1 |
| Thermal Expansion, µm/m-K | 2.5 to 3.3 | |
| 11 |