On the role of vibration frequency on the solidification of AZ91D magnesium alloys during electromagnetic vibration

Journal of Materials Research

Volumn 24, Issue 1, 2009, Pages 145-155

  Li, Mingjun ^a   Tamura, Takuya ^a   Miwa, Kenji ^a  

^a NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY AIST   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ALLOYS; CRYSTALLIZATION; ELECTRIC RESISTANCE; ELECTROMAGNETISM; ELECTRON DIFFRACTION; FILMS; LIQUIDS; LITHIUM BATTERIES; MAGNESIUM; MAGNESIUM ALLOYS; MAGNESIUM PRINTING PLATES; MAGNETIC FIELDS; MAGNETIC MATERIALS; SOLIDIFICATION; SUPERCONDUCTING MAGNETS; TEXTURES;

ALTERNATING CURRENTS; AZ91D ALLOYS; AZ91D MAGNESIUM ALLOYS; EASY MAGNETIZATION DIRECTIONS; ELECTRICAL RESISTIVITIES; ELECTRO-MAGNETIC FORCES; ELECTROMAGNETIC VIBRATIONS; ELECTRON BACK-SCATTER DIFFRACTIONS; FLUID FLOWS; GROWING CRYSTALS; MELT FLOWS; MICRO TEXTURES; MICROSTRUCTURE FORMATIONS; MUSHY ZONES; REFINED MICROSTRUCTURES; STATIC MAGNETIC FIELDS; STRUCTURE FORMATIONS; SUPERCONDUCTING MAGNETIC FIELDS; TEXTURE EVOLUTIONS; UNCOUPLED MOTIONS; VIBRATION FREQUENCIES; X- RAY DIFFRACTIONS;

VIBRATORS;

EID: 61749088844     PISSN: 08842914     EISSN: None     Source Type: Journal    
DOI: 10.1557/jmr.2009.0007     Document Type: Article

References (35)

1. D.H. StJohn, M. Qian, M.A. Easton, P. Cao, and Z. Hildebrand: Grain refinement of magnesium alloys. Metall. Mater. Trans. A 36, 1669 (2005).
2. A.L. Greer, A.M. Bann, A. Tronche, P.V. Evans, and D.J. Bristow: Modelling of inoculation of metallic melts: Application to grain refinement of aluminium by Al-Ti-B. Acta Mater. 48, 2823 (2000).
3. T.E. Quested and A.L. Greer: The effect of the size distribution of inoculant particles on as-cast grain size in aluminum alloys. Acta Mater. 52, 3859 (2004).
4. M.C. Flemings: Behavior of metal alloys in the semisolid state. Metall. Trans. A 22, 957 (1991).
5. Z. Fan: Semisolid metal processing. Int. Mater. Rev. 47, 49 (2002).
6. Z. Fan, G. Liu, and Y. Wang: Microstructure and mechanical properties of rheo-diecast AZ91D magnesium alloy. J. Mater. Sci. 41, 3631 (2006).
7. Z. Fan and G. Liu: Solidification behavior of AZ91D alloy under intensive forced convection in the RDC process. Acta Mater. 53, 4345 (2005).
8. Ch. Vives: Effects of forced electromagnetic vibrations during the solidification of aluminum alloys: Part 1. Solidification in the presence of crossed alternating electric fields and stationary magnetic fields. Metall. Mater. Trans, B 27, 445 (1996).
9. C. Vives: Electromagnetic refining of aluminum alloys by the CREM process. I. Working principle and metallurgical results. Metall. Mater. Trans. B 20, 623 (1989).
10. C. Vives: Grain refinement in aluminum alloys by means of electromagnetic vibrations including cavitation phenomena. JOM-e (1998), 50. http://www.tms.org/pubs/journals/JOM/9802/Vives/ Vives-9802.html.
11. J. Dong, J. Cui, F. Yu, C. Ban, and Z. Zhao: Effect of low-frequency electromagnetic casting on the castability, microstructure, and tensile properties of direct-chill cast Al-Zn-Mg-Cu alloy. Metall. Mater. Trans. A 35, 2487 (2004).
12. S. Guo, Q. Le, Z. Zhao, Z. Wang, and J. Cui: Microstructural refinement of DC cast AZ80 Mg billets by low frequency electromagnetic vibration. Mater. Sci. Eng., A 404, 323 (2005).
13. A. Radjai, K. Miwa, and T. Nishmo: An investigation of the effects caused by electromagnetic vibrations in a hypereutectic Al-Si alloy melt. Metall. Mater. Trans. A 29, 1477 (1998).
14. A. Radjai and K. Miwa: Effects of the intensity and frequency of electromagnetic vibrations on the microstructural refinement of hypoeutectic Al-Si alloys. Metall. Mater. Trans. A 31, 755 (2000).
15. A. Radjai and K. Miwa: Structural refinement of gray iron by electromagnetic vibrations. Metall. Mater. Trans. A 33, 3025 (2002).
16. Y. Mizutani, S. Kawai, K. Miwa, K. Yasue, T. Tamura, and Y. Sakaguchi: Effect of intensity and frequency of electromagnetic vibrations on refinement of primary silicon in Al-17% Si alloy. Mater. Trans. 45, 1939 (2004).
17. Y. Mizutani, Y. Ohura, K. Miwa, K. Yasue, T. Tamura, and Y. Sakaguchi: Effect of electromagnetic vibration intensity on microstructural refinement of Al-7% Si alloy. Mater. Trans. 45, 1944 (2004).
18. Y. Mizutani, J. Kawata, K. Miwa, K. Yasue, T. Tamura, and Y. Sakaguchi: Effect of frequency of electromagnetic vibrations on microstructural refinement of AZ91D magnesium alloy. J. Mater. Res. 19, 2997 (2004).
19. Y. Mizutani, T. Tamura, and K. Miwa: Microstructural refinement process of pure magnesium by electromagnetic vibrations. Mater. Sci. Eng., A 413-414, 205 (2005).
20. Y. Mizutani, K. Miwa, T. Tamura, Y. Nakai, and Y. Otsuka: Grain refinement of tough pitch copper by electromagnetic vibrations during solidification. Mater. Trans. 47, 1793 (2006).
21. Y. Mizutani, T. Tamura, and K. Miwa: Effect of electromagnetic vibration frequency and temperature gradient on grain refinement of pure aluminum. Mater. Trans. 48, 538 (2007).
22. E.A. Hidemann: Metallurgical effects of ultrasonic waves. J. Acoust. Soc. Am. 26, 831 (1954).
23. O.V. Abramov: Action of high intensity ultrasound on solidifying metal. Ultrasonics 25, 73 (1987).
24. M. Li, T. Tamura, and K. Miwa: Controlling microstructures of AZ31 magnesium alloys by an electromagnetic vibration technique during solidification: From experimental observation to theoretical understanding. Acta Mater. 55, 4635 (2007).
25. M.M. Avedesian and H. Baker: ASM Specialty Handbook Magnesium and Magnesium Alloys (The Materials International Society, Materials Park, OH, 1999), pp. 9, 15.
26. J.R. Davis: ASM Specialty Handbook Aluminum and Aluminum Alloys (The Materials International Society, Materials Park, OH, 1993), p. 641.
27. S.T. Davis and T.P. Schulze: Effects of flow on morphological stability during directional solidification. Metall. Mater. Trans. A 27, 583 (1996).
28. G.C. Hansen, A. Hellawell, S.Z. Lu, and R.S. Steube: Some consequences of thermosolutal convection: The grain structure of castings. Metall. Mater. Trans. A 27, 569 (1996).
29. 1 melts solidified on an electrostatic levitator and an electromagnetic levitator. Acta Mater. 54, 3791 (2006).
30. A. Hellawell, S. Liu, and S.Z. Lu: Dendrite fragmentation and the effects of fluid flow in castings. JOM 54(3), 18 (1997).
31. S. Asai: Application of high magnetic fields in inorganic materials processing. Modell. Simul. Mater. Sci. Eng. 12, R1 (2004).
32. Landolt-Bornstein: Properties of Materials and Their Phases, 10 teil, Magnetic Properties II, (Springer-Verlag, Berlin, 1967), p. 144.
33. C. Wu, S. Li, K. Sassa, Y. Chino, K. Hattori, and S. Asai: The theoretical analysis of crystal alignment of feeble magnetic materials under high magnetic field. Mater. Trans. 46, 1311 (2005).
34. M. Li, T. Tamura, and K. Miwa: Microstructure and microtexture formation of AZ91D magnesium alloys solidified in a static magnetic field. Metall. Mater. Trans. A (Submitted).
35. R.A. Martinez, A. Karma, and M.C. Flemings: Spheroidal particle stability in semisolid processing. Metall. Mater. Trans. A 37, 2807 (2006).