采用热压成型法制备了超细γ-Al2O3/铜纤维增强树脂基摩擦材料,运用模糊分析法考察γ-Al2O3含量对半金属摩擦材料摩擦磨损性能的影响.实验结果表明,γ-Al2O3/铜纤维增强树脂基摩擦材料具备适中的摩擦系数、良好的热稳定性能;随γ-Al2O3含量的增加,材料的摩擦稳定系数增大.SEM分析表明,当γ-Al2O3含量为3%时,复合材料的综合磨损率最小,磨损形式以粘着磨损为主;随γ-Al2O3含量的增加,综合磨损率逐渐增大,磨损形式为粘着磨损和磨粒磨损的复合磨损形式.
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