Published 02/04/2022 at 733 × 703 in Comparative study on performance and microstructure of compositewater-soluble salt core material for manufacturing hollow zincalloy castings Fig. 6. The schematic diagrams of the solidified structure and crack propagation: (a) Unary salt and (b) Binary salt. Fig. 6. The schematic diagrams of the solidified structure and crack propagation: (a) Unary salt and (b) Binary salt.