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TECHNICAL PAPERS

Drilling of Aramid and Carbon Fiber Polymer Composites

[+] Author and Article Information
M. S. Won, C. K. H. Dharan

Department of Mechanical Engineering, University of California at Berkeley, Berkeley, CA 94720-1740

J. Manuf. Sci. Eng 124(4), 778-783 (Oct 23, 2002) (6 pages) doi:10.1115/1.1505854 History: Received March 01, 2000; Revised September 01, 2001; Online October 23, 2002
Copyright © 2002 by ASME
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References

Figures

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Ratio of thrust force acting on the chisel edge to total thrust force for carbon fiber/epoxy laminates
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Sectioned drilled carbon fiber/epoxy and aramid fiber/epoxy specimens
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Log(u) as a function of log(fd) to determine a using experimental data. u is the specific cutting energy in drilling, f is the feed, and d is the drill diameter.
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Measured and empirical relations for the thrust and cutting forces as a function of feed for carbon fiber/epoxy laminates
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Measured and empirical relations for the thrust and cutting forces as a function of feed for aramid fiber/epoxy laminates
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Peel-up and push-out models for delamination in the drilling of fiber-reinforced composite laminates 9

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