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Mateck Barium Fluoride, BaF2
| 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 Barium Fluoride, BaF2.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Optical crystals
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 4.83 g/cc @Temperature 20.0 °C |
0.174 lb/in³ @Temperature 68.0 °F |
|
| Solubility | 0.17 ppm | 0.17 ppm | |
| a Lattice Constant | 6.196 Ã… | 6.196 Ã… | |
| c Lattice Constant | 6.196 Ã… | 6.196 Ã… | |
| Molecular Weight | 175.3 g/mol | 175.3 g/mol |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Vickers Microhardness | 820 | 820 | MPa |
| Hardness, Mohs | 3.0 | 3.0 | |
| Modulus of Elasticity | 65.4 GPa | 9490 ksi | <100> direction |
| 66.3 GPa | 9620 ksi | <111> direction | |
| Poissons Ratio | 0.307 | 0.307 | |
| Shear Modulus | 25.1 GPa | 3640 ksi | <100> direction |
| 25.3 GPa | 3670 ksi | <111> direction |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 16.5 - 19.2 µm/m-°C @Temperature -60.0 - 60.0 °C |
9.17 - 10.7 µin/in-°F @Temperature -76.0 - 140 °F |
|
| Specific Heat Capacity | 0.456 J/g-°C | 0.109 BTU/lb-°F | |
| Thermal Conductivity | 7.10 W/m-K @Temperature 38.0 °C |
49.3 BTU-in/hr-ft²-°F @Temperature 100 °F |
|
| Melting Point | 1354 °C | 2469 °F |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Refractive Index | 1.3926 | 1.3926 | at n10.5 |
| 1.4759 | 1.4759 | at ne | |
| 1.305 @Wavelength 15000 nm |
1.305 @Wavelength 15000 nm |
||
| 1.4014 @Wavelength 10000 nm |
1.4014 @Wavelength 10000 nm |
||
| 1.4647 @Wavelength 2000 nm |
1.4647 @Wavelength 2000 nm |
||
| 1.5573 @Wavelength 200 nm |
1.5573 @Wavelength 200 nm |
||
| IR Transmittance | 42 % @Wavelength 12000 nm |
42 % @Wavelength 12000 nm |
Internal Transmittance |
| 97 % @Wavelength 1000 nm |
97 % @Wavelength 1000 nm |
Internal Transmittance | |
| 97 % @Wavelength 7000 nm |
97 % @Wavelength 7000 nm |
Internal Transmittance | |
| UV Transmittance | 70 % @Wavelength 200 nm |
70 % @Wavelength 200 nm |
Internal Transmittance |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Absorption loss (cm^-1) | 0.08 | at 0.4 microns |
| 0.13 | at 10.6 microns | |
| 0.2 | at 0.2 microns | |
| Cleavability | (111) | perfect |
| Constants of Elastic Compliance (Pa^-1) | 1.53E-11 | S11 |
| 39.47 | S44 | |
| -4.69E-12 | S12 | |
| Symmetry Class | m3m | |
| Syngony | cubic | |
| Thermal Coefficient of Refractive Index | -1.27E-5 to -1.51E-5 | 3.39 microns for ± 60°C |
| Thermal Stability, °C | 10±2 | |
| Transmission Range (microns) | 0.15 - 12.5 |
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