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主要探讨了RDX丁羟推进剂燃烧性能的规律。研究结果表明:高硝胺配方(硝胺炸药含量不小于40%)中使用过多的细粒度高氯酸铵(AP),导致压强指数(n)增加;低硝胺配方中(硝胺炸药含量小于30%),增加40~60目的粗AP,对燃速(r)、压强指数无改善作用;使用细的RDX对降低n值有利。还研究了硝胺炸药(NA)含量以及不同的粘合剂对n值的影响,并给出了平台推进剂配方的r、n结果。
Mainly discussed the RDX butyrolactone combustion performance of the law. The results show that the use of too much fine-grained ammonium perchlorate (AP) in high-nitroamine formulations (nitramine explosives content not less than 40%) leads to an increase in the pressure index (n) Content of less than 30%), the increase of 40 ~ 60 mesh crude AP, no improvement on the burning rate (r), pressure index; the use of fine RDX to reduce n value is beneficial. The effects of nitric amine explosives (NA) content and different binders on the n value were also studied. The r and n results of the propellant formulations were also given.