Alloys can be classified as hypoeutectic (<12 wt.% Si), eutectic (12–13 wt.% Si), and hypereutectic (14–25 wt.% Si). Commercial Al–Si alloys that contain Fe form two types of intermetallic phases by eutectic reaction: α-Al12Fe3Si (cubic crystal structure), and at higher Si ...
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Alloys can be classified as hypoeutectic (<12 wt.% Si), eutectic (12–13 wt.% Si), and hypereutectic (14–25 wt.% Si). Commercial Al–Si alloys that contain Fe form two types of intermetallic phases by eutectic reaction: α-Al12Fe3Si (cubic crystal structure), and at higher Si ...