Determination of non-uniform sintering shrinkage in MIM powder compacts by digital image processing

R. Watanabe, Y. Mizuno, A. Kawasaki

研究成果: Article査読

7 被引用数 (Scopus)

抄録

An in-situ monitoring system for sintering shrinkage was devised to study the nonuniform deformation of injection moulded powder compacts. The monitoring system is based on the digital image correlation method and has a modified image processing software compared to the conventional method. The system consists of a bell-type sintering furnace and an optical image processing set-up, enabling one to measure two- and three-dimensional changes in the compacts during sintering on a non-contact and real time basis. Nonuniform and anisotropic sintering shrinkage was precisely determined for two types of complex-shaped powder compacts of stainless steel (SUS304) prepared by metal injection moulding at room temperatures up to 1543 K.

本文言語English
ページ(範囲)163-169
ページ数7
ジャーナルMetals and Materials International
5
2
DOI
出版ステータスPublished - 1999 4月
外部発表はい

ASJC Scopus subject areas

  • 凝縮系物理学
  • 材料力学
  • 金属および合金
  • 材料化学

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