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Microstructure and properties of electronic packaging shell with high silicon carbide aluminum-base composites by semi-solid thixoformingGUO Ming-hai(郭明海), LIU Jun-you(刘俊友), JIA Cheng-chang(贾成厂), JIA... silicon carbide aluminum-base composites was prepared by semi-solid thixoforming technique. The flow characteristic of the SiC particulate was analyzed. The microstructures of different parts of the shell......
Trans. Nonferrous Met. Soc. China 20(2010) s794-s797 Design of experiments for determination of influence of different parameters on mechanical properties of semi-solid extruded... Tehran, Iran Abstract: Near net-shape production of complex parts with higher mechanical properties is one of the most important final goals of the recent researches on the semi-solid processing......
Effects of stirring parameters on microstructure and tensile properties of (ABOw+SiCp)/6061Al composites fabricated by semi-solid stirring techniqueGUAN Li-na, GENG Lin, ZHANG Hong-wei, HUANG Lu-jun... matrix composites ((ABOw+SiCp)/6061Al) were fabricated by semi-solid mechanical stirring technique with different stirring temperatures and different stirring time. The influence of stirring parameters......
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THE APPARENT VISCOSITY OF SEMI-SOLID AZ91D ALLOY AT STEADY STATE S.J.Yan1,W.M.Mao1,C.L.CuI1,Z.S.Zhen1,X.Y.Zhong1,A.M.Zhao1 (1.School of Materials Science and Engineering, University of Science and Technology Beijing, Beijing 100083,China) Abstract:The Rheological behavior of semi-solid AZ91D at steady state is studied using a Couettetype viscometer in the present paper. The results show......
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Research and Applications of Semi-solid Processing 李运姣1,郭睿倩1,孙培梅1,赵中伟1,李洪桂1 (1.中南大学冶金科学与工程系,长沙 410083) 摘要:It has been more than ten years since the semi-solid processing (SSP) technique was put into commercial ap plications in the world. A lot of work on semi-solid metals (SSM) including their preparation, reheating and semi-solid forming has been done in China. In order to produce the high......
PREPARATION STUDY OF SEMI-SOLID 60Si2Mn SPRING STEEL SLURRY W.M.Mao1,L.P.Zhang1,D.Yun1,X.Y.Zhong1,A.M.Zhao1 (1.University of Science & Technology Beijing, Beijing 100083, China) Abstract:The nondendritic semi-solid slurry preparation of 60Si2Mn spring steel is studied in this paper. The experiments show that when stirred for 2 minutes under the test condition, the semi-solid slurry with 50%-60......
Trans. Nonferrous Met. Soc. China 20(2010) s768-s773 Microstructural evolution of Mg9AlZnY alloy with vibration in lost foam casting during semi-solid isothermal heat treatment...) and the microstructure of Mg9AlZnY alloy was analyzed. On this basis, the morphology and size of a-Mg grains fabricated by semi-solid isothermal heat treatment(SSIT) at 530 ℃ and 570 ℃ holding different time were studied......
