基于单颗磨粒划切试验的SiCp/Al复合材料表面去除机理研究

张红哲,张旭,朱晓春,鲍永杰

Surface removal mechanism study of SiCp/Al composites based on single-point cutting test

Hong-zhe ZHANG,Xu ZHANG,Xiao-chun ZHU,Yong-jie BAO

表 1 2A12铝合金Johnson-Cook本构模型和失效参数[14-15]

Tab.1 Johnson-Cook constitutive model and failure parameters of 2A12 Al alloy[14-15]

A/MPa B/MPa n C m Tr/K Tm/K 370.4 1798.7 0.73315 0.0128 1.5282 293 863 d1 d2 d3 d4 d5 − − 0.116 0.211 −2.172 0.012 −0.01256 − −