School of Materials Science and Engineering;
Wuhan University of Technology;
Wuhan 430070;
China;
State Key Laboratory of Advanced Technology for Materials Synthesis and Processing;
Wuhan University of Technology;
Wuhan 430070;
China;
Zhangwu Country Lian Xin Foundry Silica Sand Co.;
Ltd.;
Fuxin 123200;
China;
resin; sand; microstructure; interface; debonding; resin; crack; fracture; mode;