Predicting gas and shrinkage porosity in solidification microstructure: A coupled three-dimensional cellular automaton model

Cheng Gu^a, Colin D. Ridgeway^a, Emre Cinkilic^a, Yan Lu^a, Alan A. Luo^a^,^*(

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Fig. 11.. Percentage of porosity as a function of time with (a) different shrinkage pressures of 0 atm, 0.5 atm, 1.0 atm, and 1.5 atm; (b) different initial hydrogen concentrations of 0.5 mL/100 g Al, 0.55 mL/100 g Al, and 0.6 mL/100 g Al.