THE INVESTIGATION ON THE RHEOLOGICAL BEHAVIOR OF SEMI-SOLID ALUMINUM ALLOY DURING DIE CASTING
来源期刊：Acta Metallurgica Sinica2002年第6期
论文作者：J.Lin X.J.Yang
Key words：shear rate; apparent viscosity; viscosity model; thixocasting;
Abstract: Under the condition of die casting and reheating temperature of 570-580° C, the Rhe-ological behavior of semi-solid aluminum alloy (A356) is pseudoplasticity at the shearrate of 2×10s-1×104 s-1, and also shows dilatancy at the rate over 106s-1.
J.Lin1，X.J.Yang2
(1.School of Mechanic & Electronic Engineering, Shanghai University, Shanghai 200072, China;
2.School of Mechanic & Electronic Engineering, Nanch ang University, Jiangxi 330029, China)
Abstract:Under the condition of die casting and reheating temperature of 570-580° C, the Rhe-ological behavior of semi-solid aluminum alloy (A356) is pseudoplasticity at the shearrate of 2×10s-1×104 s-1, and also shows dilatancy at the rate over 106s-1.
Key words:shear rate; apparent viscosity; viscosity model; thixocasting;
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