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RHEOLOGY FEATURE OF SIMPLE METAL MELT
作者姓名:C.J.  Sun  H.R.  Geng  Y.S.  Shen  X.Y.  Teng  Z.X.  Yang
作者单位:[1]Key Laboratory of Liquid Structure and Heredity of Materials, Ministry of Education, Shandong University, Jinan 250061, China [2]School of Material Science and Engineering, Jinan University, Jinan 250022, China
摘    要:The rheology feature of Sb, Bi melt and alloys was studied using coaxial cylinder high-temperature viscometer. The results showed that the curve of torsion-rotational speed for Sb melt presents a linear relation in all measured temperature ranges, whereas for the Bi melt, the curve presents obvious non-Newtonian feature within the low temperature range and at relative high shear stress. The rheology feature of Sb80Bi20 and Sb20Bi80 alloy melts was well correlated with that of Sb and Bi, respectively. It is considered that the rheology behavior of Sb melt plays a crucial role in Sb80Bi20 alloy and that of Bi melt plays a crucial role in Sb20Bi80 alloy.

关 键 词:rheology[  ri5ClEdVi  ]  流变学  牛顿流变学  熔化    
收稿时间:11 September 2006
修稿时间:2006-09-112006-10-12

Rheology Feature of Simple Metal Melt
C.J. Sun H.R. Geng Y.S. Shen X.Y. Teng Z.X. Yang.RHEOLOGY FEATURE OF SIMPLE METAL MELT[J].Acta Metallurgica Sinica(English Letters),2007,20(3):181-186.
Authors:CJ Sun  HR Geng  YS Shen  XY Teng  ZX Yang
Affiliation:1. Key Laboratory of Liquid Structure and Heredity of Materials, Ministry of Education, Shandong University, Jinan 250061, China
2. School of Material Science and Engineering, Jinan University, Jinan 250022,China
Abstract:The rheology feature of Sb, Bi melt and alloys was studied using coaxial cylinder high-temperature viscometer. The results showed that the curve of torsion-rotational speed for Sb melt presents a linear relation in all measured temperature ranges, whereas for the Bi melt, the curve presents obvious non-Newtonian feature within the low temperature range and at relative high shear stress. The rheology feature of Sb80Bi20 and Sb20Bi80, alloy melts was well correlated with that of Sb and Bi, respectively. It is considered that the rheology behavior of Sb melt plays a crucial role in Sb80Bi20, alloy and that of Bi melt plays a crucial role in Sb20Bi80 alloy.
Keywords:Newtonian liquid  rheology  melt  Bi  Sb  MELT  METAL  SIMPLE  FEATURE  behavior  role  alloys  melts  low temperature  ranges  relative  high  shear stress  results  curve  speed  presents  linear relation  cylinder  viscometer
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