Columnar-to-Equiaxed Transition in Metal-Matrix Composites Reinforced with Silicon Carbide Particles

Table 3

Predicted and measured CET positions for different composites.

Experiment number	Alloy and composite	CETpredicted (mm)	CETmeasured (mm)	Relative error (%)
1	Zn-27 wt.% Al (ZA27)	91	86	5.49
2	Zn-27 wt.% Al (ZA27)	47	45	4.25
3	ZA27 + 5vol% SiC	52	47	9.61
4	ZA27 + 5vol% SiC	69	65	5.79
5	ZA27 + 8vol% SiC	50	47	6.02
6	ZA27 + 8vol% SiC	46	42	8.69
7	ZA27 + 16vol% SiC	57	53	7.01
8	ZA27 + 16vol% SiC	45	42	6.66