Table 1: The conditions of rheo-casting process.

No.Casting  pressure (MPa)Low  velocity ( ) (m/s)High  velocity ( ) (m/s)

1350.10.3
2350.10.5
3350.10.7
4350.11.0
5200.11.0
6350.11.0
7500.11.0
8600.11.0