Semisolid Metal Processing Techniques for Nondendritic Feedstock Production

Figure 34

Schematic illustration of microstructural evolution from the as-cast sample: (a) the initial dendritic structure; (b) homogeneous β phase after solution treatment at 330°C for at least 3 h; (c)–(e) microstructures when (b) was partially remelted at 438°C for 15, 30, and 60 min, respectively [69].