Changing feature of cavity pressure with injecting pressure and holding up pres-sure,and the effect in crystallinity and rnechanical properties of PP injecting products,were stud-ied.

 
  • 研究了注射成型中模腔压力随注射压力、保压压力变化的特征,以及这种变化对聚丙烯(PP)制件结晶度和力学性能所产生的影响。
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