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Effect of Current Intensity on the As-Cast Structure of Cu-3.2%Ni-0.8%Si Alloy during Low Frequency Electromagnetic Casting
Abstract:
The effect of electromagnetic field on the solidification structure of Cu-3.2%Ni-0.8%Si alloy had been investigated in this paper. The results show that applying electromagnetic field during the solidification of Cu-3.2%Ni-0.8%Si alloy can refine as-cast structure and δ-Ni2Si phase. The morphology of δ-Ni2Si phase changes from coarse massive shape to fine dotlike shape. The above-mentioned effects become more obvious with the increasing in current intensity.
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58-61
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November 2011
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