The results show that the deformation of rheo-casting billet is more uniform than that of the normal casting in the compression process, so the rheo-cast billet can be hot deformed directly.

• 结果表明： 流变铸造坯料在变形过程中的形变均匀性明显优于普通铸造的， 因此不需预处理即可直接进行塑性成型；