Processing soft ferromagnetic metallic glasses: on novel cooling strategies in gas atomization, hydrogen enhancement, and consolidation

N. Ciftci, N. Yodoshi, S. Armstrong, L. Mädler, V. Uhlenwinkel

Table 1 Selected soft ferromagnetic glass-forming alloys including purity information. The alloys have been processed with commercial purity. Melt spinning samples were produced for comparison.

Alloy (at.%) Nomenclature Elements used (wt%) Comments {(Fe0.6Co0.4)0.75B0.2Si0.05}96Nb4 [26] (Melt atomization) FeCoBSiNb Fe80.51B18.26 Fe33Nb65.5 Fe (99.97), Si (99.99) Co (99.8) Binary alloys and raw elements were melted in the atomization tower (no master alloy was used). Fe76B10Si9P5 [27] (Melt atomization) FeBSiP Fe80.51B18.26 Fe75.92P23.23 Fe (99.97), Si (99.99) Binary alloys and raw elements were melted in the atomization tower (no master alloy was used). {(Fe0.6Co0.4)0.75B0.2Si0.05}96Nb4 [26] (Melt spinning) FeCoBSiNb Fe80.51B18.26 Fe33Nb65.5 Fe (99.97), Si (99.99) Co (99.8) Master alloy and melt-spun samples were made using an induction furnace and melt spinning, respectively. Binary alloys and raw elements were used. Fe76B10Si9P5 [27] (Melt Spinning) FeBSiP Fe80.51B18.26 Fe33Nb65.5 Fe (99.97), Si (99.99) Co (99.8) Master alloy and melt-spun samples were made using an induction furnace and melt spinning, respectively. Binary alloys and raw elements were used.