Zinc Sulphide Evaporation Material (please contact us for quote)
Density: 3.98 g/cm3
Purity: 99.9%, 99.9%
Hardness: (acc. to Mohs) 3.5 -- 4, (acc. to Knoop) 178X27 Kg/mm2, Linear expansion coefficient 6.5X10-6
Melting point: 1850°C
Specification: Solubility 1X10-3g/100g H2O, Soluble in acid,
Properties of thin film
Transmission range 4000 ~ 14000nm
Refractive index at 550nm ~ 2.3um
Suggestions on Evaporation
Molybdenum, tantalum boat, Mo boat, electron-beam gun, ION Gun
Evaporation temperature 800 to 100 C
Evaporation pressures 10-3 to 10-4
Substrate temperature 30 ~ 150 C
Color/Shape: solid substance, White or yellowish powder,tablets, granular.
Shape: (Granular)3-6mm, 6-50mm, 10-70mm (Tablet) Dia 8mm or other
Applications: Anti-reflection films. PVD or CVD process as evaporation materials in Decorative and IR coating, often with low refractive materials MgF2, SiO2, SiO or high refractive materials Ge. Multi-layer coatings, beam splitters.