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1J85 Mu Metal Strip with High Permeability

Mu Metal,a Nickel-Iron-Molybdenum alloy, provides high initial and maximum permeabilities with low coercive force, low hysteresis loss, low eddy-current losses, and low magnetostriction at low field strengths. This vacuum-melted product also offers the advantages of small size and weight in magnetic core and shielding materials for the applications shown below.

• Transformer laminations
• Relays
• Recording Heads
• Deflection and Focusing Yokes
• Amplifiers
• Loudspeakers
• Shielding

Typical D.C. Magnetic Properties:
Saturation Flux Density: 7,500 gausses
Coercive Force from H = 1 oersted: 0.015 oersted
Residual Induction: 3,700 gausses
Hysteresis Loss from Saturation: 9 ergs/cm3/cycle
Permeability @ B = 100: 75,000
Maximum Permeability: 300,000
(After appropriate anneal)
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