A reasonable model of plastic bonded exploisve(PBX) substantiated by creep property is useful for finite element simulation of machining PBX components.

• 对比分析了现有的PBX蠕变模型,提出运用基于修正时间硬化理论来模拟机械加工过程中的蠕变行为,该模型有紧凑的数学表达式和较少的待定参数。