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含能材料  2012 

密度和冲击强度对ETPE发射药燃烧特性的影响

DOI: 10.3969/j.issn.1006-9941.2012.02.012

Keywords: 应用化学,ETPE发射药,3,3-二叠氮基甲基氧丁环/3-叠氮甲基-3-甲基氧丁环共聚物(BAMO/AMMO),燃烧特性,密度,冲击强度

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Abstract:

通过密闭爆发器、高压熄火装置、扫描电子显微镜(SEM)以及发射药理化性能检测技术,研究密度和冲击强度对含能热塑性弹性体(ETPE)发射药燃烧特性的影响。结果表明,BAMO/AMMO基ETPE发射药的实测密度大于理论密度的84%时,密度对燃烧特性影响明显,密度增加,燃烧速度、燃速系数和压力指数降低;冲击强度与燃烧速度和燃速压力指数呈一定负相关性。

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