Material     ZnSe coating material

1、Formula: ZnSe
2、Molecular weight: 144.33
3、Appearance: yellow block or granule
4、Density: 5.3 g/cm3
5、Melting point: 1526 ℃
6、Linear expansion coefficient: 7.45×10-6
7、Specific heat: 1 Pa ～ 10 Pa
8、Hardness (acc. To Knoop): 120 kg/mm2
9、Solubility: soluble in water
10、Properties of the thin film
        Transmission range 600 ～ 20000nm
        Refractive index at 550nm: 2.58
        at 1000nm: 2.48
        at 10500nm: 2.4
11、Hints on evaporation
        Evaporating with molybdenum.
        Evaporation temperature: 900 ℃