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Effects of electromagnetic force on the removal of alumina particles in molten A356 aluminum alloy

Effects of electromagnetic force on the removal of alumina particles in molten A356 aluminum alloy JOURNAL OF MATERIALS SCIENCE L ETTERS 21, 2002, 739 – 742 Effects of electromagnetic force on the removal of alumina particles in molten A356 aluminum alloy EUI-PAK YOON, JEONG-HO KIM, JUNG-PYUNG CHOI, HYEOG-RYEOL KWON Division of Materials Science and Engineering, Hanyang University, Seoul, 133-791, Korea E-mail: Sacos@hymail.hanyang.ac.kr Nonmetallic inclusions, when present in aluminum melt, are considered to have a negative impact on machinability and mechanical properties as well as in- creasing gas porosity and shrinkage and reducing the fluidity of the metal. With increased emphasis upon productivity and cost of quality, a better method should be developed so that the metal poured in castings may have the maximum purity and freedom from nonmetal- lic impurities [1, 2]. Figure 2 Normalized particle amount with its diameter. Various methods presently used, such as fluxing, sedimentation, slushing, and filtration to extract impu- The electromagnetic force, which affects inclusion rities from the melting furnace or ladles involve head- particles in the melt, was well deduced by Marty and losses along the flow and notably increase the size of Alemany [3]. the casting system. Furthermore, their cleaning efficien- cies do not entirely satisfy the needs of some industries, 3 σ − σ f p http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Materials Science Letters Springer Journals

Effects of electromagnetic force on the removal of alumina particles in molten A356 aluminum alloy

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References (3)

Publisher
Springer Journals
Copyright
Copyright © 2002 by Kluwer Academic Publishers
Subject
Materials Science; Characterization and Evaluation of Materials; Industrial Chemistry/Chemical Engineering; Polymer Sciences; Classical Mechanics
ISSN
0261-8028
eISSN
1573-4811
DOI
10.1023/A:1015701525567
Publisher site
See Article on Publisher Site

Abstract

JOURNAL OF MATERIALS SCIENCE L ETTERS 21, 2002, 739 – 742 Effects of electromagnetic force on the removal of alumina particles in molten A356 aluminum alloy EUI-PAK YOON, JEONG-HO KIM, JUNG-PYUNG CHOI, HYEOG-RYEOL KWON Division of Materials Science and Engineering, Hanyang University, Seoul, 133-791, Korea E-mail: Sacos@hymail.hanyang.ac.kr Nonmetallic inclusions, when present in aluminum melt, are considered to have a negative impact on machinability and mechanical properties as well as in- creasing gas porosity and shrinkage and reducing the fluidity of the metal. With increased emphasis upon productivity and cost of quality, a better method should be developed so that the metal poured in castings may have the maximum purity and freedom from nonmetal- lic impurities [1, 2]. Figure 2 Normalized particle amount with its diameter. Various methods presently used, such as fluxing, sedimentation, slushing, and filtration to extract impu- The electromagnetic force, which affects inclusion rities from the melting furnace or ladles involve head- particles in the melt, was well deduced by Marty and losses along the flow and notably increase the size of Alemany [3]. the casting system. Furthermore, their cleaning efficien- cies do not entirely satisfy the needs of some industries, 3 σ − σ f p

Journal

Journal of Materials Science Letters – Springer Journals

Published: Oct 12, 2004

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