The results show that shearing strength and impact strength increase first,then decrease with increase of Thiokol,shearing strength and impact strength enhance largely with quartz powder treated by coupling agent.

• 结果表明,随聚硫橡胶加入量的增加,剪切强度和冲击强度呈先增加然后降低的趋势。 加入经偶联剂处理的石英粉,剪切强度和冲击强度都有很大的提高。