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A Novel Directional Solidification of TiAl Based Alloys by Electromagnetic Cold Crucible Zone Melting Technology with Y2O3 Moulds

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Figure

Fig. 1Experimental installations with two types of heating modes; (a)graphite heating, and (b) EMCC heating.
Figure 4 shows the heating curves of the TiAl ingots
Table 1Results about temperature gradient (GL) and time of alloy in liquidduring melting process, in which TL and Tm represent liquids temperatureand melt temperature, respectively.
Fig. 7Variation in the mechanical properties of the DS samples prepared by the two types of heating modes under a temperature of1923 K and growth rate of 0.8 mm/min; (a) fracture toughness, and (b) tensile properties.

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