Soft magnetic properties and thermal stability of bulk Fe83B17 alloy prepared by undercooling and Cu-mold casting methods

Changlin Yang, Jun Zhang, Huili Huang, Gang Sheng, Feng Liu

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

The thermal stability and soft magnetic properties of bulk Fe83B17 rods with nano-lamellar eutectic structures and metastable Fe3B phases were investigated by annealing at 973-1273 K for 1.5 h. Samples with a diameter of 3 mm were prepared by undercooling solidification combined with Cu-mold casting. The decomposition of Fe3B and the transformation of nano-lamellar eutectic structures were finished after annealing at 1173 K for 1.5 h. Increasing annealing temperature showed that the soft magnetic properties of the sample were kept relatively stable. The saturation magnetization and retentivity were decreased only slightly, while the coercivity was decreased significantly.

Original languageEnglish
Pages (from-to)113-116
Number of pages4
JournalJournal of Magnetism and Magnetic Materials
Volume384
DOIs
StatePublished - 15 Jun 2015

Keywords

  • FeB alloy
  • Metastable phase
  • Nano-lamellar eutectic structure
  • Soft magnetic property
  • Thermal stability

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