Effect of Melt Temperature on the Effectiveness of the Grain Refining in Al-Si Castings

Figure 6

(a) Morphology of the new (Al,Si)₃Ti phase particles (arrows) (melting temperature ∼950°C); (b) Ti distribution in (a); (c) white arrows in (a) and (c) indicate possible fragmentation of the (Al,Si)₃Ti platelets.

(a)

(b)

(c)