Thermal Conductivity Sapphire High Temperature

Learn more about the thermal conductivity of sapphire substrates sapphire wafers sapphire properties and crystal structure from valley design.
Thermal conductivity sapphire high temperature. Temperature k conductivity w cm k ermal conductivity 0 to 200 k ermal conductivity 0 to 1800 k 0 01 0 1 1 10 100 1000 0 200 400 600 800 1000 1200 1400 1600 1800 absorption coe cient vs wavelength 500 c 1000 c. Sapphire optical and thermal properties graphs r6. Single crystal sapphire is used as a material for substrates in super high frequency regions. Good thermal conductivity and high heat resistance.
Sapphire is used in analytical applications where combinations of high temperature pressure and hydrofluoric acid species are encountered. Silicon carbide sc1000 200. Excellent thermal conductivity at low temperatures allows single crystal sapphire as a transparent material to be used in many diverse fields requiring thermal conduction and heat radiation. The properties of sapphire.
Guild optics is a manufacturer of sapphire substrates. 23 0 w m c at 77 c. Thermal conductivity w m x k at 300k. Mechanical chemical thermal and more all listed out in plain english.
Heat transfer occurs at a lower rate in materials of low thermal conductivity than in materials of high thermal conductivity. The thermal conductivity of a material is a measure of its ability to conduct heat it is commonly denoted by or. Aluminum nitride an216a 150. Information of silicon carbide.
High pressure seals and valves. It turns out that thermal conductivity is directional just like refractive index in all but isotropic isometric or amorphous materials. 40 w m k 298 k. Ceramics with high or low thermal conductivity can be selected from our materials list.
Temperature coefficient of refractive index. 4 5 10 6 k 1 and 1000 c. The high temperature performance of sapphire is combined with broad spectral range in this application. Specific gravity density.
Thermal conductivity on the other hand is a ratio of the flow of heat through a given thickness of material to the temperature difference across this thickness.