Products BaF2(Barium Fluoride )
Characteristic
- Barium fluoride exhibits a wide transmittance wavelength range of up to 13 μm in the infrared region, the widest among fluoride crystals.
- The crystalline material is physically and chemically stable, and is resistant to water and chemicals.
Transmittance
Physical Properties
Basic Physical Properties | |
---|---|
Name of crystal material | BaF2 |
Transmittance wavelength range (µm) | 0.15~13 |
Color | Colorless |
Density (g/cc) | 4.83 |
Melting point (℃) | 1280 |
Solubility (g/100gH2O) (30℃) | 0.162 |
Molecular weight | 175.36 |
Crystal system | Cubic |
Crystal structure | Fluorite type |
Cleavage plane | {111} |
Thermal Properties | |
---|---|
Thermal Expansion α (/℃)(0℃) |
18×10-6 |
Thermal Conductivity λ (cal/cm・sec・℃) |
2.8×10-2 |
Specific Heat Cp (cal/g・℃) |
0.098 |
Mechanical Properties | |
---|---|
Knoop Hardness Hk | 82 |
Young’s Modulus E (GPa) |
66.1 |
Modulus of Rigidity G (GPa) |
25.4 |
Poisson Ratio | 0.343 |