... cores: positive and negative; 4.free samples; 1.6mm Thermocouple wiresThermocouple wire models: K, J, B, R types.Insulation ... enamelled, glass fiber, and others.Wires: flat and round.Thermocouple wires Using materials: CuNi, Fe-Cr-Al, CrNi alloy ... industries.Under normal circumstances, K-type is used to measure the temperature.Types of Thermocouple and IndexingUsing temperature range°CTypeIndexingNi- ...