在往复摩擦过程中冷喷涂Al基复合涂层孔隙的开裂行为

王金龙, 王慧明, 李应举, 张宏毅, 吕晓仁

Pore Feature and Cracking Behavior of Cold-sprayed Al-based Composite Coatings under Reciprocating Friction

WANG Jinlong, WANG Huiming, LI Yingju, ZHANG Hongyi, LV Xiaoren

图11 往复摩擦后涂层及不同形状孔隙电镜图

Fig.11 SEM images of coatings and pores of different shapes after reciprocating friction (a) coating; (b) rectangle; (c) triangle; (d) ellipse