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Preparation of EPDM Rubber Insulation with Ablative Performance and Low Density
Author(s): ZHANG Xinhang, LI Qiang, ZHAO Rong, ZHANG Haipeng, ZHANG Chonggeng
Pages: 39-
41
Year: 2005
Issue:
1
Journal: AEROSPACE MATERIALS & TECHNOLOGY
Keyword: 耐烧蚀; 低密度; 三元乙丙橡胶; 绝热层; 性能;
Abstract: 采用过氧化物硫化体系,芳纶纤维和耐烧蚀树脂作为耐烧蚀填料,阻燃剂为无卤的含磷阻燃剂,并通过L9(33)正交实验确定了含磷阻燃剂、耐烧蚀树脂、气相二氧化硅的最佳用量分别为25份、15份、15份.确定最佳配方和工艺生产出的三元乙丙橡胶绝热层密度为1.06~1.07g/cm3,线烧蚀率为0.099mm/s,质量烧蚀率为0.043g/s,满足了某固体火箭发动机燃烧室内壁绝热层的技术要求.
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