Mineral Insulated Cable, from dia 0.25mm to 12.7mm.sheath material usually include SS321, SS304, SS316L, SS310 INCONEL 600 All thermocouple ... materials and diameters, such as high temperature furnace thermocouples. Mineral insulated cable for thermocouple use: Measure range: K, E, J, T ... Core: Simplex, Duplex, TriplexSample 2 MI RTD with connector Mineral Insulated Cable