Mineral Insulated Cable, from dia 0.25mm to 12.7mm.sheath material usually include SS321, SS304, SS316L, SS310 INCONEL 600 ... calibrations with a variety of sheath materials and diameters, such as high temperature furnace thermocouples. Mineral insulated cable for thermocouple use: ... Measure range: K, E, J, T, N, Outer dia.: 0.25~12.7mm Sheath: SS304 ...