Experimental and numerical analysis of gas entrapment defects in plate ADC12 die castings

Journal of Materials Processing Technology

Volumn 209, Issue 9, 2009, Pages 4537-4542

  Zhao, H D ^a   Wang, F ^a   Li, Y Y ^a   Xia, W ^a  

^a SOUTH CHINA UNIVERSITY OF TECHNOLOGY   (China)

Author keywords

ADC12; Gas entrapment; Mechanical properties; Plate die casting; Porosity

Indexed keywords

ADC12; CRITICAL POROSITY FRACTIONS; DIE CASTING PROCESS; DIE CAVITIES; EXPERIMENTAL ANALYSIS; EXPERIMENTAL AND NUMERICAL ANALYSIS; GAS ENTRAINMENTS; GAS ENTRAPMENT; HIGH VELOCITIES; LIQUID MELTS; PLATE DIE CASTING; SIMULATION RESULTS; TENSILE SPECIMENS;

CASTING; DIE CASTINGS; DIES; GASES; MECHANICAL PROPERTIES; POROSITY;

DIE CASTING;

EID: 64249121586     PISSN: 09240136     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jmatprotec.2008.10.028     Document Type: Article

References (12)

1. Brevick J.R. Die casting defects causing rejections during machining. Die Cast. Eng. 5 (1997) 42-46
2. Gourlay C.M., Laukli H., and Dahle A.K. Defect band characteristics in Mg-Al and Al-Si high-pressure die castings. Metall. Mater. Trans. A 38 (2007) 1833-1844
3. Japanese Industry Standards No. H5302 (2000).
4. Kanatani R., Ohnaka I., and Zhu J.D. A new algorithm of mold filling simulation using non-orthogonal elements. In: Liu B.C., and Jing T. (Eds). 3rd Pacific Rim International Conference on Modeling of Casting and Solidification Process. Beijing (1996) 124-129
5. Kimatsuka A., Ohnaka I., Zhu J.D., and Kamitsu T. Mold filling simulation with consideration of gas escape through sand mold. Int. J. Cast. Met. Res. 15 3 (2002) 149-152
6. Kimatsuka A., Ohnaka I., Zhu J.D., and Omichi T. Mold filling simulation of high pressure die casting for predicting gas porosity. Model. Cast. Weld. Adv. Solidif. Process. (2003) 335-342
7. Lee S.G., and Gokhale A.M. Formation of gas induced shrinkage porosity in Mg-alloy high-pressure die-castings. Scripta Mater. 55 4 (2006) 387-390
8. McLaughlin M., Kim C.W., and Conrad A. An application of trapped-air analysis to large, complex, high-pressure magnesium casting. Die Cast. Eng. 9 (2004) 40-45
9. Mirbagheri S.M.H., Shrinparvar M., and Ashory H. Simulation of surface roughness on the flow pattern in the casting process. Mater. Des. 25 (2004) 655-661
10. Sakuragi T. Prediction of gas hole by mold-filling simulation with consideration of surface tension. JSME Int. J. B: Fluids Therm. Eng. 47 4 (2004) 699-708
11. Zhao H.D., Ohnaka I., and Zhu J.D. Modeling of mold filling of Al gravity casting and validation with X-ray in-situ observation. Appl. Math. Model. 32 2 (2008) 185-194
12. Zhu J.D., and Ohnaka I. Three dimensional computer simulation on mold filling of casting by direct finite difference method. J. Jpn. Foundry Eng. 68 (1996) 668-676