Properties and rapid consolidation of binderless titanium nitride by pulsed current activated sintering

  • Wonbaek Kim
  • , Je Shin Park
  • , Sung Wook Cho
  • , Na Ri Kim
  • , In Yong Ko
  • , In Jin Shon*
  • *Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

Abstract

A nanopowder of TiN was fabricated by explosion of Ti wire under a nitrogen pressure of 1 atmosphere. A dense pure TiN hard material with a relative density of up to 97% theoretical was produced with the simultaneous application of 80 MPa pressure and a pulsed current within 2 minutes. The hardness and fracture toughness of TiN sintered at 1600°C under 80 MPa pressure and 2800A are 1650 kg·mm-2 and 6 MPa·m1/2.

Original languageEnglish
Pages (from-to)627-630
Number of pages4
JournalJournal of Ceramic Processing Research
Volume11
Issue number5
StatePublished - 2010

Keywords

  • Hardness
  • Nanopowder
  • Sintering
  • TiN

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science

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