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含能材料  2015 

某RDX基含Al炸药发射安全性

DOI: 10.11943/j.issn.1006-9941.2015.01.013

Keywords: 爆炸力学 发射安全性 大落锤实验 轻气炮实验 含Al炸药

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Abstract:

用400 kg大型落锤实验和一级轻气炮实验研究了某RDX基含Al炸药(R-Al炸药)的发射安全性,获得了炸药装药在两种实验条件下的应力-时间曲线。进行了R-Al炸药与铸装B炸药发射安全性的比较。结果表明: R-Al炸药在大型落锤加载应力1.47 GPa、加载时间3.04 ms及一级轻气炮加载应力660 MPa、加载时间41 μs条件下未发生点火; 铸装B炸药在大型落锤加载应力840 MPa, 加载时间2.10 ms及一级轻气炮加载应力394 MPa、加载时间40 μs条件下发生点火, 显示R-Al炸药的发射安全性优于铸装B炸药

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