简介 |
PROBLEM TO BE SOLVED : To provide a nano composite magnet which is stabilized and shows superior magnetic property.SOLUTION : The manufacturing method of an iron group rare earth based nano composite magnet contains a process which prepares melt of alloy in which composition formula is expressed by T100-x-y-zBxRyMz (where T is at least one selected from a group which consists of Fe, Co and Ni, and is an element containing mainly Fe, R is at least one kind of rare earth element, M is at least one kind of element selected from a group which consists of Al, Si, Ti, V, Cr, Mn, Cu, Zn, Ga, Zr, Nb, Mo, Ag, Hf, Ta, W, Pt, Au and Pb) and composition ratios x, y and z satisfy 5
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