Amorphous soft magnetic alloy powder, and dust core and wave...

Details Amorphous soft magnetic alloy powder, and dust core and wave... Amorphous soft magnetic alloy powder, and dust core and wave...

2006-11-07

2006-11-07

Sheehan, John P. (Department: 1742)

Metal treatment

Stock

Magnetic

C148S403000

Reexamination Certificate

active

07132019

ABSTRACT:
An amorphous soft magnetic alloy powder which is produced by a water atomization method is provided. The powder contains an amorphous phase having a temperature interval ΔTx of a supercooled liquid of 20K or more; having a hardness Hv of 1000 or less; is provided with a layer with a high concentration of Si at a surface portion thereof; and being represented by the following composition formula:in-line-formulae description="In-line Formulae" end="lead"?Fe100−a−b−x−y−z−w−tCOaNibMxPyCzBwSitin-line-formulae description="In-line Formulae" end="tail"?And M is one or two or more elements selected from Cr, Mo, W, V, Nb, Ta, Ti, Zr, Hf, Pt, Pd, and Au.

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