Formation of Zr-based bulk metallic glasses from low purity materials by scandium addition

  • F. Jiang
  • , Z. J. Wang
  • , Z. B. Zhang
  • , J. Sun

Research output: Contribution to journalArticlepeer-review

45 Scopus citations

Abstract

Zr55Al10Cu30Ni5 bulk metallic glass (BMG) is formed by using low purity sponge zirconium, instead of high purity zirconium, and other high purity raw materials with a small amount of scandium addition. The results show that glass forming ability and thermal stability of the Zr55Al10Cu30Ni5 alloy are improved with scandium addition. Compressive fracture strength is similar to that of BMG alloy produced with high purity raw materials. However, plasticity of BMGs with sponge zirconium and scandium addition deteriorates.

Original languageEnglish
Pages (from-to)487-491
Number of pages5
JournalScripta Materialia
Volume53
Issue number5
DOIs
StatePublished - Sep 2005

Keywords

  • Bulk metallic glass
  • Glass forming ability
  • Low purity
  • Scandium addition
  • Thermal stability

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