Improvement of razor blade surface integrity by plasma nitriding

Tsukasa Tamaoki, Kensuke Uemura, Akira Okada, Yoshiyuki Uno

Research output: Contribution to conferencePaperpeer-review

1 Citation (Scopus)

Abstract

The demand of more accurate and durable edge shape has increased for high performance cutlery and medical operation tools. However, conventional surface modifications associated with high temperature, such as nitriding occasionally cause the sharp edge to deform. A spattering is effective to improve the durability of the edge shape but thick layer is necessary for high wear resistance, which causes larger radius of the edge. In this study, an applicability of low temperature plasma nitriding to the edge shape was experimentally investigated. It was clarified that the surface hardness increased even with low temperature processing less than 600K. Also, the cutting performance could be kept when the low temperature plasma nitriding is applied to razor blade.

Original languageEnglish
Publication statusPublished - Dec 1 2011
Event6th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2011 - Omiya Sonic City, Saitama, Japan
Duration: Nov 8 2011Nov 10 2011

Other

Other6th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2011
Country/TerritoryJapan
CityOmiya Sonic City, Saitama
Period11/8/1111/10/11

Keywords

  • Hardness
  • Hollow cathode
  • Plasma nitriding
  • Stainless steel

ASJC Scopus subject areas

  • Industrial and Manufacturing Engineering

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