Thermal and Mechanical Influence of Ultrasonically Aided Electrical Discharge Machining on Co-Cr Alloys

Author:

Cristea Bogdan Ionuț1,Ghiculescu Daniel2,Mnerie Dumitru3

Affiliation:

1. Politehnica University of Bucharest

2. ”Politehnica” University of Bucharest

3. Politehnica University of Timișoara

Abstract

The paper reviews machining of CoCr alloys by electric discharge machining and ultrasonic aided discharge machining. The removal mechanism is discussed, modeled with Comsol Multiphysics and validated using experimental data.

Publisher

Trans Tech Publications, Ltd.

Subject

General Engineering

Reference25 articles.

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3. S. Kapoor, R. Liu, X. J. Wu, M. X. Yao, Effects of chemical composition on solidification, microstructure and hardness of Co-Cr-W-Ni and Co-Cr-Mo-Ni alloy systems, International Journal of Recent Research and Applied Studies 5, pp.111-122 (2010).

4. Information on https://www.kennametal.com/content/dam/kennametal/kennametal/common/ Resources/Catalogs-Literature/Stellite/B-18-05723_KMT_Stellite_Alloys_Brochure_Direct_ update_LR.pdf , accesed: 24.09.(2019).

5. S. Baron, E. Ahearne, P. Connolly, S. Keaveney, G. Byrne, An assessment of medical grade cobalt chromium alloy ASTM F1537 as a difficult-to-cut (DTC) material, Proceedings of the Machine Tool Technologies Research Foundation Annual Meeting, pp.1-7 (2015).

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