关键词: 橡胶;密封;老化试验;加速寿命试验;固体火箭发动机

Abstract: Rubber product used in solid rocket motor is an important part of missile system. The storage time for reliable work is one of important parameters in finalizing the design of solid rocket motor. In this paper, the characteristics of natural and accelerated aging of rubber product is discussed.Also, the method and procedure of acce-lerated ageing tests and the test results are presented.

Key words: Rubber seal;Ageing test;Accelerated life test;Solid rocket engine