manganin wire/CuMn12Ni2 Wire used in rheostats, resistors,shunt etc manganin wire 0.08mm to 10mm 6J13, 6J12, 6J22, 6J8... Manganin wire is a ... 86%copper,12%manganese, and 2%nickel . Manganin wire and foil is used in the manufactue of resistor,particularly ... generated from the detonation of explosives) because it has low srtain sensitivity but high hydrostatic presssure sensitivity.Temp Coefficient ...