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TECHNICAL PAPERS

Scaling Issues in Miniaturization of Injection Molded Parts

[+] Author and Article Information
Donggang Yao

Department of Mechanical Engineering, Oakland University, Rochester, MI 48309

Byung Kim

Department of Mechanical and Industrial Engineering, University of Massachusetts, Amherst, MA 01003

J. Manuf. Sci. Eng 126(4), 733-739 (Feb 04, 2005) (7 pages) doi:10.1115/1.1813479 History: Received July 27, 2003; Revised May 05, 2004; Online February 04, 2005
Copyright © 2004 by ASME
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References

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Figures

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Surface tension number versus cavity length
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Gapwise temperature changes as thickness reduces
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Estimated freezing time
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L/T versus injection pressure at injection speed of 100/s for different part thicknesses under cold filling condition
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L/T versus injection pressure at injection speed of 1000/s for different part thicknesses under cold filling condition
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L/T versus injection pressure at injection speed of 100/s for different part thicknesses under isothermal molding condition
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L/T versus injection pressure at injection speed of 1000/s for different part thicknesses under isothermal molding condition
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Mold geometry for the study of scalable filling at low filling speed
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Molding results of flow length over flow thickness for different flow thicknesses

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