Published 02/04/2022 at 951 × 586 in Comparative study on performance and microstructure of compositewater-soluble salt core material for manufacturing hollow zincalloy castings Fig. 9. Crack deflection microstructure of CWSSC strengthened by BP and GP: (a)KNC þ BP and (b)KNC þ GP Fig. 9. Crack deflection microstructure of CWSSC strengthened by BP and GP: (a)KNC þ BP and (b)KNC þ GP