真空袋工艺由于采用了柔性的上模具,使得增强织物的厚度很难控制,从而最终的纤维体积含量也就难预测和控制.研究了多轴向织物在真空袋工艺的压缩行为,在干态压缩实验中,讨论了时间,层数,纤维束细度,织物结构以及铺层角度对于最终纤维体积含量的影响.在湿态压缩中讨论了树脂的润湿作用以及润湿后一些织物的反弹行为.对不同纤维体积含量的复合材料横截面进行分析,讨论了不同压力下导致织物压缩的因素.
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