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Mensuration and simulation of mold filling process in semi-solid die-cast of aluminum alloy YANG Yi-tao(杨弋涛), WANG Jian-fu(王建甫), ZHANG Heng-hua(张恒华) , SHAO Guang-jie(邵光杰) School of Materials... thermocouples were inserted in mold cavity, and the reaction timing of thermocouples showed the arrival of fluid. The filling time and rate were estimated by comparison between the experiment......
Simulation of mold filling and prediction of gas entrapment on practical high pressure die castings ZHAO Hai-dong(赵海东), BAI Yan-fei(白砚飞), OUYANG Xiao-xian(欧阳晓贤), DONG Pu-yun(董普云) State... in casting mold filling processes. A mathematical model of the filling process was proposed specially considering the mass, momentum and heat transfer in the vicinity of free surfaces. Furthermore......
Modeling simulation and experimental validation for mold filling process HOU Hua (侯 华) 1, JU Dong-ying(巨东英) 2, MAO Hong-kui(毛红奎) 1, D. SAITO 2 1. College of Materials Science and Technology... Abstract: Based on the continuum equation, momentum conservation and energy conservation equations, the numerical model of turbulent flow filling was introduced; the 3-D free surface vof method......
Pressure-driven mold filling model of aluminum alloy melt/semi-solid slurry based on rheological behaviorZhen Ma1,Huarui Zhang1,Wei Song2,Xiaoyan Wu1,Lina Jia1,Hu Zhang1,31. School of Materials...">The pressure-driven mold filling ability of aluminum alloy melt/semi-solid slurry is of great significance in pressure casting processes, and the rheological behavior of the alloy has a crucial effect......
Investigation of rheo-diecasting mold filling of semi-solid A380 aluminum alloy slurryZhi-yong Liu1,Wei-min Mao2,Zhi-kai Zheng2,Rui Yue41. School of Materials Science and Engineering, Tsinghua...:The rheo-diecasting mold filling capacity and the microstructure of the semi-solid A380 aluminum alloy slurry were investigated. The results show that the mold......
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to describe the filling and solidification of TiAl melt by permanent mold centrifugal casting. The model was solved numerically and the filling and solidification processes in the centrifugal field were... density (about 3.9 g/cm3) of TiAl-based alloys and the powerful heat conduction of the permanent mold imply the difficulty in fully filling and enough feeding during the solidification. Generally......
, due to the limitation of the high temperature resistance of metal mold, the metal mold cannot be preheated to the same high temperature as micro-investment precision casting during filling mold... is well shaped, with clear profile and good filling in all part, which fully demonstrates the ability of metal mold micro precision casting to produce three-dimension complicated components. 3.2......
. SHIMIZU and HABU[10] discussed that the surface tension, kinematic viscosity and the temperature difference between the fusion temperature and the mold temperature affect the filling process of titanium... the mold filling process in vertical centrifugal casting. Based on the forces analysis of mold filling in vertical centrifugal casting, the mathematical model for numerical simulation is established......