... terminal block insulater, Material:Aluminum, Color:Silver. KSC thermocouple connection head Features: 1, Used with thermocouple and thermo-resitor,work ... to basic type and explosion-proof type.2, Materials of connection cover :aluinium alloy,stainless steel. Materials of connector:bakelite,ceramics ... : 086-13217608016(Barbara Guo) 086-13435730867(Peter Liao) KSC thermocouple connection head