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Mateck Calcium Fluoride (CaF2)
| Category | Ceramic , Halide |
| Manufacturer | Mateck GmbH |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Mateck Calcium Fluoride (CaF2).pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Optical crystals
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 3.18 g/cc @Temperature 20.0 °C |
0.115 lb/in³ @Temperature 68.0 °F |
|
| Solubility | 0.0016 ppm | 0.0016 ppm | |
| a Lattice Constant | 5.462 Ã… | 5.462 Ã… | |
| Molecular Weight | 78.08 g/mol | 78.08 g/mol |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Vickers Microhardness | 1650 | 1650 | MPa |
| Hardness, Mohs | 4.0 | 4.0 | |
| Modulus of Elasticity | 89.9 GPa | 13000 ksi | <111> direction |
| 146.1 GPa | 21190 ksi | <100> direction | |
| Poissons Ratio | 0.216 | 0.216 | |
| Shear Modulus | 33.8 GPa | 4900 ksi | <111> direction |
| 47.6 GPa | 6900 ksi | <100> direction |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 16.5 - 19.4 µm/m-°C @Temperature -60.0 - 60.0 °C |
9.17 - 10.8 µin/in-°F @Temperature -76.0 - 140 °F |
|
| Specific Heat Capacity | 0.8876 J/g-°C | 0.2121 BTU/lb-°F | |
| Thermal Conductivity | 9.71 W/m-K @Temperature 36.0 °C |
67.4 BTU-in/hr-ft²-°F @Temperature 96.8 °F |
|
| Melting Point | 1418 °C | 2584 °F |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Refractive Index | 1.2996 | 1.2996 | n10.6 |
| 1.4349 | 1.4349 | n3 | |
| 1.2299 @Wavelength 12000 nm |
1.2299 @Wavelength 12000 nm |
||
| 1.3856 @Wavelength 6000 nm |
1.3856 @Wavelength 6000 nm |
||
| 1.4239 @Wavelength 2000 nm |
1.4239 @Wavelength 2000 nm |
||
| 1.4951 @Wavelength 200 nm |
1.4951 @Wavelength 200 nm |
||
| Transmission, Visible | 97 % @Wavelength 500 nm |
97 % @Wavelength 500 nm |
Internal Transmittance |
| IR Transmittance | 19 % @Wavelength 10000 nm |
19 % @Wavelength 10000 nm |
Internal Transmittance |
| 97 % @Wavelength 7000 nm |
97 % @Wavelength 7000 nm |
Internal Transmittance | |
| UV Transmittance | 87 % @Wavelength 200 nm |
87 % @Wavelength 200 nm |
Internal Transmittance |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Cleavability | (111) | perfect |
| Constants of Elastic Compliance (Pa^-1) | -1.53E-12 | S12 |
| 2.958E-11 | S44 | |
| 6.83E-12 | S11 | |
| Symmetry Class | m3m | |
| Syngony | cubic | |
| Thermal Coefficient of Refractive Index | -0.95E-5 to -1.17E-5 | |
| Thermal Stability, °C | 20±2 | |
| Transmission Range (microns) | 0.15 - 9 |
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