MaterialAlumelView details 
PRODUCT PHOTO / PROVISIONAL01 Nichrome, Fecral, Alumel, Chromel and Copel
Kopel.
Technical information on Kopel. Material data and supply forms on request.
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Details on
Kopel.
Alloy consisting of the following elements: Ni (43-44%); Fe (2-3%); the rest of Cu. The density of the alloy boiler 8900 kg / m3, the melting point of the alloy boiler 1220-1290 °CTemperature coefficient of linear expansion of the alloy
kernel 14·10-6 °C-1, specific electrical resistance of the alloy boiler 0.5
Mmm. The alloy has a high thermoelectromotive force paired with
many metals. Alloy kopel is used for the manufacture of electrodes
Thermocouple.
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