Magnesium Fluoride vs. Silver Chloride
Both magnesium fluoride and silver chloride are non-glass optical ceramics.
For each property being compared, the top bar is magnesium fluoride and the bottom bar is silver chloride.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 130 | |
| 20 |
| Poisson's Ratio | 0.27 | |
| 0.4 |
| Shear Modulus, GPa | 76 | |
| 7.0 |
Thermal Properties
| Melting Onset (Solidus), °C | 1260 | |
| 460 |
| Specific Heat Capacity, J/kg-K | 980 | |
| 360 |
| Thermal Conductivity, W/m-K | 28 | |
| 1.2 |
| Thermal Expansion, µm/m-K | 11 | |
| 31 |
Electrical Properties
| Dielectric Constant (Relative Permittivity) At 1 MHz | 5.2 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 3.2 | |
| 5.6 |
| Light Transmission Range, µm | 0.12 to 7.0 | |
| 0.4 to 25 |
| Refractive Index | 1.4 | |
| 2.0 |
Common Calculations
| Stiffness to Weight: Axial, points | 22 | |
| 2.0 |
| Stiffness to Weight: Bending, points | 52 | |
| 16 |
| Thermal Diffusivity, mm2/s | 8.8 | |
| 0.57 |