Effect of gate shape and forging temperature on the mechanical properties in the injection forging process of semi-solid aluminum material

Journal of Materials Processing Technology

Volumn 73, Issue 1-3, 1998, Pages 251-263

  Kang, C G ^a   Choi, J S ^a  

^a Pusan National University   (South Korea)

Author keywords

Die shape; Filling behavior; Globular microstructure; Re heating; Semi solid forging; Semi solid material; Solid fraction

Indexed keywords

ALUMINUM; COMPONENTS; DIES; FABRICATION; GEOMETRY; HEATING; LIQUID METALS; MICROSTRUCTURE; STRENGTH OF MATERIALS; TEMPERATURE; THERMAL EFFECTS;

GLOBULAR MICROSTRUCTURE; INJECTION FORGING; MECHANICAL STIRRING; REHEATING; SEMISOLID FORGING; SEMISOLID MATERIAL; SHAPE EFFECT;

FORGING;

EID: 0031647578     PISSN: 09240136     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0924-0136(97)00234-3     Document Type: Article

References (15)

1. D.B. Spencer, R. Mehrabian, M.C. Flemings, Rheological behaviour of Sn-15% Pb in the crystallization range, Metall. Trans. 3 (1992) 1925-1932.
2. M. Suéry, M.C. Flemings, Effect of strain rate on deformation behavior of semi-solid dendritic alloys, Metall. Trans. 13A (1982) 1809-1819.
3. P. Kumar, C.L. Martin, S. Brown, Predicting the constitutive flow behavior of semi-solid metal alloy slurries, 3rd Int. Conf. on Semi-Solid Processing of Alloys and Composites, 1994, pp. 37-46.
4. L.S. Turng, K.K. Wang, Rheological behaviour and modelling of semi-solid Sn-15% Pb alloy, J. Mater. Sci. 26 (1991) 2173-2183.
5. M. Hirai, K. Takabayashi, Y. Yoshikawa, R. Yamaguchi, Apparent viscosity of Al-10 mass% Cu semi-solid alloys, J. Iron Steel Inst. Jpn. 33 (3) (1993) 405-412.
6. S. Okano, Research activities in rheo-technology Ltd., 3rd Int. Conf. on Semi-Solid Processing of Alloys and Composites, 1994, pp. 7-18.
7. S. Toyoshima, Y. Takahashi, A numerical simulation of forming process for semi-solid materials, J. Iron Steel Inst. Jpn. 3 (1991) 559-582.
8. G. Hirt, R. Cremer, A. Winkelmann, T. Witulski, M. Zillgen, SSM forming of usually wrought aluminium alloy, 3rd Int. Conf. on Semi-Solid Processing of Alloys and Composites, 1994, pp. 107-116.
9. H. Peng, S.P. Wang, N. Wang, K.K. Wang, Rheomolding-injection molding of semi-solid metals, 3rd Int. Conf. on Semi-Solid Processing of Alloys and Composites, 1994, pp. 191-200.
10. Y. Ito, M.C. Flemings, J.A. Cornie, Rheological behavior and microstructure of Al-6.5 wt% Si alloy, Mature and Properties of Semi-Solid Materials, TMS, Pennsylvania, 1992, pp. 3-17.
11. L. Salvo, W.R. Loué, M. Suéry, Influence of thermo mechanical history on the structure and rheological behaviour of semi-solid Al-alloys, 3rd Int. Conf. on Semi-Solid Processing of Alloys and Composites, 1994, pp. 261-270.
12. C.G. Kang, J.H. Yoon, H.Y. Seo, An experimental study on the fabrication and the compression behavior of semi-solid aluminum material, Trans. Korean Soc. Mech. Eng. 28 (3) (1996) 796-805.
13. I. Ohnk, Introduction to Heat and Solidification Analysis by Computer, Japanese Marusen Press, Japan, 1985, pp. 196-199.
14. C.G. Kang, D.W. Kang, Forging process analysis of semi-solid aluminium materials, 4th Int. Conf. on Semi-Solid Processing of Alloys and Composites, June 1996, pp. 19-21.
15. J.Y. Lee, Y.S. Han, H.Y. Lee, M.Y. Kim, The microstructure of squeeze casting alloy of Al-Si-Cu-Mg system and mechanical properties, J. Korean Inst. Met. 32 (10) (1994) 1259-1269.