Soft Magnetic Alloy

Soft Magnetic Alloy

Model No.:

Permalloy 80, Permalloy 1J79;Permalloy 1J85,

Introduction:

Mu Metal offers high magnetic permeability Stock Forms: Wire,Strip, Bar, Sheet, Parts

Product Detail

Product Tags

Soft Magnetic Alloy is a magnetic shielding material that is made from a nickel-iron alloy. It has high permeability and is an ideal material for shielding in constant or low frequency magnetic regions. Nominal hysteresis loss.

Our Main Soft Magnetic Alloy is permalloy alloy 1J79 and 1J85

Cold rolling strip: 0.1mm-3.0mm×≤420mm 

Hot forged material:diamerter 5.5mm-250mm,square:40mm-240mm×40mm-240mm 
Cold drawing wire:diameter 0.1mm–18mm 
Hot rolling plate: 3.0mm-60.0mm×100mm-610mm 

Seamless tube:  φ6mm~φ219mm×0.5mm~18mm

Welded tube: φ1mm~φ120mm×0.1mm~10mm

Soft Magnetic Alloys Grade as below

Sort Grade Composition International Similar Grade



IEC Russia U.S.A.
High initial permeability of soft magnetic alloy 1J79 Ni79Mo4 E11c 79HMA Mumeta
4-79 Permalloy Supermalloy

1J85 Ni80Mo5 E11c 79HMA
High magnetic conductivity higher saturation magnetic flux density soft magnetic alloy 1J46 Ni46 E11e 46H 45-Permalloy

1J5 Ni50 E11a 50H Hy-Ra49
Permalloy

Soft Magnetic Alloy Chemical composition:

Grade                  ChemicalComposition(%)

C P S Mn Si Ni Cr Co Mo Cu Fe
1J46 ≤0.03 ≤0.02 ≤0.02 0.6-1.1 0.15-0.30 45-46.5  -  -  - ≤0.2 Balance
1J50 ≤0.03 ≤0.02 ≤0.02 0.3-0.6 0.15-0.30 49-50.5  -  -  - ≤0.2 Balance
1J79 ≤0.03 ≤0.02 ≤0.02 0.6-1.1 0.30-0.50 78.5-81.5  -  - 3.8-4.1 ≤0.2 Balance
1J85 ≤0.03 ≤0.02 ≤0.02 0.3-0.6 0.15-0.30 79-81 - - 4.8-5.2 ≤0.2 Balance

Soft Magnetic Alloys Mechanical Property :                                      

Grade Resisitivity
(μΩ•m)
Desinty (g/cm3) CuriePoint
HighSaturatedmagneto-strictioncoefficient
λθ/10-6
Brinellhardness
HBS
σbTensile
Strength
MPa
σsYieldStrength
MPa
Elongation
(%)δ
unan-
nealed
an-
nealed
unan-
nealed
an-
nealed
unan-
nealed
an-
nealed
unan-
nealed
an-
nealed
1J46 0.45 8.2 400 25 170 130 735
735
3
1J50 0.45 8.2 500 25 170 130 785 450 685 150 3 37
1J79 0.55 8.6 450 2 210 120 1030 560 980 150 3 50
1J85 0.56 8.75 400 0.5 - - - - - - - -

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