Research Progress in Preparation Technology of Ti-Al and Ti-Al₃Ti Laminate Composites

The feature and application of Ti-Al₃Ti laminate composite are introduced. Based on the investigation of interfacial reaction of Ti-Al system, several preparation technologies for Ti-Al and Ti-Al₃Ti laminate composites are summarized. The preparation technology of Ti-Al₃Ti laminate composite with explosive welding is emphasized. The mechanism of nucleation and growth of phase Al₃Ti is analyzed. The development trend of Ti-Al₃Ti laminate composite is prospected.