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조을훈(E. H. Cho),김정균(J. K. Kim),오상기(S. G Oh),이승호(S. H. Lee) 한국소성가공학회 2011 한국소성가공학회 학술대회 논문집 Vol.2011 No.5
Recently, it is developed a variety of electrical contacts on the switch. The contacts will be processed for 2.30 of embossing type as a three-cladding material (Ag-Cu-Fe) used. Embossing type of electrical contacts are working to increase the hardness without plate thickness of the material and local plastic deformation of the shape in process. In this study, we are made of contact in total of 5 spot embossing and measured outside diameter, depth in jig pin by using microscope, respectively. We were found that the important of height, outside diameter of embossing because of spot process for joined bimetal and contact in processing of manufacture thermostat. The pin was formed by the processing for HSS material by E.D.M (electrical discharge machine)