SmCo magnet, material NdFeB,Neodyminum ,strip ,coil ,ball or stick shape,surface coating:zinc,nickel,epoxy,gold SmCo magnet is a high ... performance,Iow temperature coefficient permanent magnet with its high working temperature- ... because it is difficult to be erodedand oxidized.SoCo magnet is widely used in motors,watch,transducers,instruments,positional ...