... , J,E,N,T.. Insulation type: PVC, PTFE,PFA, Glass,Silica.. Conductor: Solid or stranded thermocouple wire perASTM E230 & ANSI MC96. ... impregnation*Operating temperature: +1300F (+704C) continuous+1600F (+871C) single exposureLimits of error: Conforms to ASTM E230, IEC 584and ANSI MC 96 ... ASTM E230 and ANSI MC96.1 (International Color Codes Available) Type K thermocouple wire/Type K/Type T/Type J