Influence of the electrical conductivity of dielectric on WEDM of sintered carbide

KSME International Journal

Volumn 15, Issue 12, 2001, Pages 1676-1682

  Kim, Chang Ho ^a   Kruth, Jean Pierre ^b  

^a UNIVERSITY OF LEUVEN   (Belgium)

^b Dong Eui University   (South Korea)

Author keywords

Cobalt amount of sintered carbide; Electrical conductivity of dielectric; Offset; Wire electrical discharge machining

Indexed keywords

EID: 0035649971     PISSN: 12264865     EISSN: None     Source Type: Journal    
DOI: 10.1007/BF03185122     Document Type: Article

References (18)

1. ASM, Cemented Carbides, Metals Handbook, Vol. 2, 10th Edition, pp. 950-977.
2. Brooks, K. J. A., 1992, "World Directory and Handbook of Hardmetals and Hard Materials," 5th edition, pp. 85-89, International Carbide Data.
3. Charmilles Technologies Co., 1998, Operaring manual.
4. Cornelissen, H., Snoeys, R. and Kruth, J. P., 1977, "Investigation on the Optimal Machining Conditions for Electro-Discharge Machining of Cemented Carbides," 5h North American Metalworking Research Conference (NAMRC-5), pp. 258-263.
5. Dauw, D. F. and Albert, L., 1992, "Two Decades of Wire-EDM Evolution: A Significant Improvement of Overall Performance," Proc. of the 10th Inter. Symp. Electromachining (ISEM-10), pp. 300-319.
6. Dunnebacke, George, 1992, "High Performance Electrical Discharge Machining Using Water-Based Dielectic," Proc. of the 10th Inter. Symp. For Electromachining (ISEM-X), pp. 161-169.
7. Gadalla, A. M. and Tsai, W., 1989, "Electrical Discharge Machining of Tungsten Carbide-Cobalt Composites," J. American Ceramic Society, Vol. 72, No. 8, pp. 1396-1401.
8. Huang, J. T., Liao, Y. S. and Hsue, W. J., 1991, "Determination of Finish-Cutting Operation Number and Machining-Parameters Setting in WEDM," J. of Mat Proc. Tech., Vol. 87, pp. 69 -31.
9. Kobayashi, K., 1995, "The Present and Future Developments of EDM and ECM," Proc. of the 10th Inter. Symp. Electromachining (ISEM-XI), pp. 29-48.
10. Konig, W., Dauw, D. F., Levy, G. and Panten, U. 1988, "EDM, A Future Step Towards the Machining Ceramics," Annals of the CIRP, Vol. 37, No. 2, pp. 625-631.
11. Lenz, E., Katz, E., Konig, W. and Wertheim, R., 1975, "Cracking Behaviour of Sintered Carbides during E. D. M.," Annals of the CIRP, Vol. 24, pp, 109-114.
12. Levy, G. N. and Wertheim, R., 1988, "EDM Machining of Sintered Carbide Compacting Dies," Annals of the CIRP, Vol. 37, No. I, pp. 59 -62.
13. Luo, Y. F., 1997, "The Dependence of Interface Discharge Transitivity Upon the Gap Debris in Precision Electrodischarge Machining," J. of Material Processing Tech., Vol. 68, pp. 121-131.
14. Magara, T., Kobayashi, K., Yatomi, T. and Hon, K. K. B., 1989, "Micro-Finishing by High Frequency AC Source in Wire EDM," ISEM-9, pp. 76-79.
15. Maggi, F., 1991, "Wire Cut Electro-Erosion of Hard Metals," Agie Erosion Technology, April.
16. McCleary, Gail P. 1984, "Cutting Tungsten Carbide with Wire EDM -from the Carbide Manufac-turer's Point of View," The carbide and Tool Journal, Nov. -Dec., pp. 3-8.
17. Storr, M., 1992, "New dielectric medium IONOPLUS IME-MM," Proc. of the 10th Inter. Symp. For Electromachining (ISEM-X), pp. 161 "169.
18. Williams, R. E. and Rajurkar, K. P., 1991, "Study of Wire Electrical Discharge Machined Surface Characteristics," J. of Mat. Proc. Tech. Vol. 28, pp. 127-138.