0
TECHNICAL PAPERS

Critical Wavelengths for Gap Nucleation in Solidification— Part II: Results for Selected Mold-Shell Material Combinations

[+] Author and Article Information
F. Yigit

Department of Mechanical Engineering, King Saud University, P.O. Box 800, Riyadh 11421, Saudi Arabia

L. G. Hector

Surface Science Division, Alcoa Technical Center, Alcoa Center, PA 15069

J. Appl. Mech 67(1), 77-86 (Sep 30, 1999) (10 pages) doi:10.1115/1.321167 History: Received March 09, 1999; Revised September 30, 1999
Copyright © 2000 by ASME
Your Session has timed out. Please sign back in to continue.

References

Figures

Grahic Jump Location
Ptr versus t (sec) variation for an aluminum shell solidifying on an iron mold showing critical wavelengths at λR1=0.046 mm and λR2=16.6 mm with gap nucleation times of tR1=1.1×10−3 sec and tR2=38.5×10−3 sec, respectively. h0=0.5 mm,P0=10,000 Pa.
Grahic Jump Location
Ptr versus t (sec) variation for a copper shell solidifying on an aluminum mold showing critical wavelengths at λR1=0.176 mm and λR2=33.27 mm with gap nucleation times of tR1=0.165×10−3 sec and tR2=31.50×10−3 sec, respectively. h0=0.5 mm,P0=10,000 Pa.
Grahic Jump Location
Critical wavelength effect on position of gap nucleation along the mold-shell interface
Grahic Jump Location
ΔλR variation with P0 for an aluminum shell
Grahic Jump Location
ΔλR variation with h0 for an aluminum shell
Grahic Jump Location
ΔλR variation with R0 for an aluminum shell
Grahic Jump Location
ΔλR variation with a1 for an aluminum shell
Grahic Jump Location
ΔλR variation with κ for an aluminum shell
Grahic Jump Location
The mold conductivity effect as shown through Ptr versus t (×10−3 sec) for an aluminum shell solidifying on a mold with h0=0.5 mm and λ=2.0 mm
Grahic Jump Location
The mold conductivity effect as shown through Ptr versus t (sec) for an aluminum shell solidifying on a mold with h0=0.5 mm and λ=40.0 mm
Grahic Jump Location
Ptr versus t (sec) variation for an aluminum shell solidifying on an iron mold showing a critical wavelength at λR2=16.6 mm.h0=0.5 mm,P0=10,000 Pa.
Grahic Jump Location
Ptr versus t (×10−5 sec) variation for an aluminum shell solidifying on an iron mold showing a critical wavelength at λR1=0.046 mm.h0=0.5 mm,P0=10,000 Pa.

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In