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IntroductionLost foam casting( LFC) process is a newtechnology that is different from the conventionalempty mould cavity casting completely.This tech-nology is an important orientation of casting tech-nology,and is called as casting technology for to-morrow.At present,the studies on LFC are fo-cused on casting techniques mainly[1～ 5] .There islittle information on the structure and mechanicalproperties of B31 9in LFC process.Now for alu-minum alloy in LFC process,the main problemsare se… 相似文献
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