prov:value
| - The platediameter is in the approximate range of 0.01 to 0.1 .mu.m and the plate thickness is normally in the approximate range of 1/2 to 1/20 of the diameter.All the ferromagnetic powders mentioned above are allowed to incorporate therein a small amount of any of such elements as Al, Si, Cr, Mn, Co, Ni, Zn, Cu, Zr, Ti, Bi, Ag, Pt, B, C, P, N, Y, S, Sc, V, Mo, Rh, Pd, Ag, Sn, Sb, Te, Ba, Ca, Ta, W
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