【摘要】 由于密封圈材料及其性能对自动变速器的工作可靠性和耐久性具有非常重要的影响,本文对目前常见的各种自动变速器密封圈材料及其性能展开分析和讨论,主要涉及材料的耐磨性、与自动变速器用油品的相容性以及工作温度范围。为便于现场维护和修理作业,本文还介绍了如何对若干种自动变速器橡胶密封圈材料进行简易鉴别的方法。更多还原

【Abstract】 Because of the great influences of seal ring materials and their performances on work reliability and durability of automatic transmissions, various seal ring materials and relative performances are analyzed and discussed in the article, including wearability, oil compatibility, and operating temperature ranges. In order to facilitate field maintenance and repairs, simple identification methods of seal ring materials in automatic transmissions are introduced in the article.更多还原