... .Like Pt-Rh,NiCr,NiSi,Constatan wire Tungsten Rhenium Thermocouple Wire shigh accuracy and stability, long life-time,can ... types.Insulation materials: enamelled, glass fiber, and others.Wires: flat and round.Thermocouple wires Using materials: CuNi, Fe-Cr-Al, CrNi ... -type is used to measure the temperature.Types of Thermocouple and IndexingUsing temperature range°CTypeIndexingNi-Cr-----Ni-SiK-200-- ...