Crystallographic
|
Syngony |
Cubic |
|
Symmetry Class |
43m |
Optical
|
Refractive Index at n10.6 |
2.4028 |
|
Thermal Coefficient of Refractive Index at 10.6 microns |
6.1 x 10-5 |
|
Transmission Range, microns |
0.55 - 20 |
Thermal
|
Thermal Linear Expansion, ℃-1 at 27 ℃ |
7.57 x 10-6 |
|
Thermal Conductivity, W/(m * ℃) at 20 ℃ |
16 |
|
Specific Heat Capacity, J/(kg * ℃) |
0.339 x 103 |
Mechanical
|
Density, g/cm3 at 20 ℃ |
5.27 |
|
Mohs Hardness |
4 |
|
Vickers Microhardness, Pa |
82 x 107 |
|
Young Modulus (E), Pa |
7.03 x 1010 |
|
Poisson Ratio |
0.28 |
Chemical
|
Molecular Weight |
144.33 |
|
Solubility |
|
|
in water, gram/100 cm3 |
insoluble |
|
in acids |
soluble |
Ref. Index vs. Wavelength λ
| Wavelength, Microns | Refractive Index |
| 0.58 | 2.6754 |
| 1.0 | 2.4892 |
| 3.0 | 2.4376 |
| 5.0 | 2.4295 |
| 7.0 | 2.4218 |
| 9.0 | 2.4122 |
| 10.6 | 2.4028 |
| 11.0 | 2.4001 |
| 13.0 | 2.3850 |
| 15.0 | 2.3623 |
| 17.0 | 2.3448 |
Custom sizes and specifications are available on request.
