Cobalt/Silicon/Molybdenum/Iron/Boron/Niobium

Cobalt/Silicon/Molybdenum/Iron/Boron/Niobium, foil, Co 78%/Si 9%/Mo 5%/Fe 4%/B 2%/Nb 2%, thickness 0.023 mm, length 20 m, coil width 20 mm