The fundamental problems of ZA27 alloy squeeze casting with high ratioofheighttothickness were studied in this paper.
本文主要研究了大高径比ZA27合金铸件挤压铸造过程的若干基本问题。
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When the relative gap height (the ratioof flap heightto gap width) is in the range of 0 8-2 0, the mean pressure will reduced 30% if the flap height is smaller than the thickness of boundary layer.