比较了SiC和Gr颗粒混杂增强Al基复合材料的干摩擦磨损行为,并与单一SiCP和单一GrP增强Al基复合材料的相应行为进行了比较.结果表明,在低载荷(<30 N)时,SiCP和GrP能协调作用,使混杂复合材料的摩擦系数和磨损率均比单一SiCP和GrP增强复合材料低.在较高载荷(30～120 N)时,混杂复合材料磨损以剥层磨损机制为主,摩擦系数比单一SiCP增强复合材料低,磨损率比单一GrP增强复合材料低得多,比单一SiCP增强复合材料高.混杂复合材料对偶件的磨损比单一SiCP增强复合材料低得多.
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