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TECHNICAL NOTES

Predicting Critical Friction in a Two-Roll Cross Wedge Rolling Process

[+] Author and Article Information
Qiang Li, Michael R. Lovell

Department of Mechanical Engineering, University of Pittsburgh, Pittsburgh, PA 15261

J. Tribol 125(1), 200-203 (Dec 31, 2002) (4 pages) doi:10.1115/1.1491979 History: Received October 09, 2001; Revised April 03, 2002; Online December 31, 2002
Copyright © 2003 by ASME
Topics: Friction , Wedges , Geometry
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References

Figures

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Two-roll CWR process with the forming tool
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Critical geometric parameters (d1/D1=0.2): (a) Bowden’s model; and (b) Oxley’s model (f=0.05).
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Comparison of Bowden’s, Oxley’s, and experimental results (ΔA=38 percent)

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