Semi-Solid Die Casting of Al-25%Si

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Abstract:

It became clear that semisolid Al-25%Si has excellent flow ability and suitable for thin product die casting thinner than 1mm. Semisolid die casting of thin fin was tried using Al-25%Si. The rheocasting was selected. The pouring temperature of melt was 1103K, and the casting temperature was as same as the liquidus line 1033K. The fine, which thickness was 0.5mm, height was 25mm and draft angle was 0.5 degree, could be cast at the plunger speed of 0.8 m/s. The primary Si was smaller than 0.2mm. The α-aluminum existed by the super cooling.

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Periodical:

Solid State Phenomena (Volumes 217-218)

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312-317

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Online since:

September 2014

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© 2015 Trans Tech Publications Ltd. All Rights Reserved

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