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Why is a final heat treatment required for Mumetal, supra 50 and pure iron?

April 26, 2017final heat iron pure supra treatment

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Why is a final heat treatment required for Mumetal, supra 50 and pure iron?

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After plastic deformation a high temperature heat treatment is required to rearrange the crystal structure as well as allowing the grains to grow. Without this final heat treatment the magnetic properties and the shielding attenuation will be much reduced.