Effects of different casting mould cooling rates on microstructure and properties of sand-cast Al-7.

• 作 者: Liu Guanglei Si Naichao Sun Sh
• 机 构: SchoolofMaterialsScienceandEngineering,SuzhouMingzhiTechnologyLtd.
• 出 处: 中国铸造：英文版
• 发表日期: 2013年6期
• 基金项目: This work was financially supported by the Technology Innovation Fund Project of High-tech Small and Medium Enterprises, Ministry of Science and Technology of China （No： 09C26279200863） and the Specia

In this work, Al-7.5Si-4Cu alloy melt modified by Al-10Sr, RE and Al-5Ti-B master alloys was poured into multi-step moulds made from three moulding sands, including quartz, alumina and chromite, to investigate comparatively the effects of different coolin