Abnormal Grain Growth Mechanism in the Twin-Roller Cast Al-Fe-Si Alloy in the Annealing Process

Figure 2

Transitional grains between abnormal grain and the matrix (orientation gradient and stress). (a) SEM micrograph of the abnormal grain (b–e) corresponding to the points 3, 5, 6, and 7 in (a).

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(b)

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(e)