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含能材料  2011 

一种RDX-CMDB推进剂危险性能研究

DOI: 10.3969/j.issn.1006-9941.2011.06.027

Keywords: 物理化学,固体推进剂,危险等级,危险性分级,感度

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Abstract:

为考察螺旋压伸工艺成型的RDX-CMDB推进剂的危险性,进行了摩擦感度、撞击感度、雷管感度、隔板、燃烧转爆轰、跌落、热安定性、爆发点、慢速烤燃和静电感度等典型试验。结果表明,该推进剂从10m高度自由跌落不燃烧,慢速烤燃在164.2℃发生燃烧反应,在18mm厚有机玻璃隔板下,仍能被冲击波引爆,摩擦感度(P)为2%,撞击感度特性落高(H50)为26.3cm,50%发火时的静电点火能量为208.46mJ,结果表明,该推进剂热安定性良好,对机械刺激不敏感,对冲击波刺激较敏感,该推进剂的危险等级为1.1级。

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