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Rulon Bearings

Mateck Laser Grade Zinc Selenide, ZnSe CVD
Categories: Ceramic; Sulfide/Chalcogenide; Other Engineering Material; Semiconductor

Material Notes: Optical Crystals

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Physical PropertiesMetricEnglishComments
Density 5.27 g/cc
@Temperature 20.0 °C
0.190 lb/in³
@Temperature 68.0 °F
Solubility 0.00 ppm0.00 ppm
Molecular Weight 144.33 g/mol144.33 g/mol
 
Mechanical PropertiesMetricEnglishComments
Vickers Microhardness 820820MPa
Hardness, Mohs 4.04.0
Modulus of Elasticity 70.3 GPa10200 ksi
Poissons Ratio 0.280.28
Shear Modulus 27.5 GPa3990 ksiCalculated
 
Thermal PropertiesMetricEnglishComments
CTE, linear 7.57 µm/m-°C4.21 µin/in-°F
Specific Heat Capacity 0.339 J/g-°C0.0810 BTU/lb-°F
Thermal Conductivity 16.0 W/m-K
@Temperature 20.0 °C
111 BTU-in/hr-ft²-°F
@Temperature 68.0 °F
 
Optical PropertiesMetricEnglishComments
Refractive Index 2.40282.4028at n10.6
 2.3448
@Wavelength 17000 nm
2.3448
@Wavelength 17000 nm
 2.4295
@Wavelength 5000 nm
2.4295
@Wavelength 5000 nm
 2.4892
@Wavelength 1000 nm
2.4892
@Wavelength 1000 nm
 2.6754
@Wavelength 580 nm
2.6754
@Wavelength 580 nm
 
Descriptive Properties
Symmetrycubic
Symmetry Class43m
Thermal Coefficient of Refractive Index6.1E-05
Transmission Range (microns)0.55 - 20

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