... .0mm 3.two cores:positive & negative Thermocouple wire/cable 1.K,E,J,T type 2.Diameter of conductor:0.1~1 ... .0mm 3.two cores:positive & negativeThermocouple wire/cable Thermocouple wire models:K ... ,E,J,T,N,S,B,R type.Insulation: silicone,teflon, fiberglass ...