HyMu is a magnetic shielding alloy that’s comprised of a range of nickel iron alloys. It is 80 percent nickel-iron-molybdeum and its main characteristic includes high permeability. It’s useful for shielding against static or low frequency magnetic fields.


  • Protecting sensitive medical equipment in an MRI or Xray
  • Board level shielding
  • Transformer cores.
  • Telephone and recording devices.
  • Increasing the quality of home theatre systems.
  • Protecting electrical components from stray magnetic fields.
  • Tape wound toroids and laminations where compactness and weight factors are important.

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