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Frictional Characteristics of Wire Electric Discharge Machined STDll Surface

STD11 와이어 방전가공면의 마찰특성

  • 김영욱 (홍익대학교 대학원 기계공학과) ;
  • 조성산 (홍익대학교 기계공학과)
  • Published : 2000.08.01

Abstract

Frictional behavior of wire electric discharge machined surfaces of spheroidized annealed STDll steel was investigated. The surfaces were produced with a various series of finish cuts where pulse energy was reduced with increase in the number of finish cuts. Roughness and micro-hardness of the surfaces were also measured. It is observed that the increase in the number of finish cuts produces the surface exhibiting lower frictional resistance followed by higher resistance after considerable wear. Effects of finish cuts on the friction characteristics are discussed with the aid of roughness and micro-hardness of the surfaces.

Keywords

References

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