【摘要】 通过对塑料件“表面裂缝”的观察分析,得出该缺陷为熔合缝的结论。简要介绍了熔合缝的形成机理,用实验方法显示了熔台缝的特征及其对注塑件性能的影响,最后介绍了一些改善熔合缝性能的方法。更多还原

【Abstract】 Some fissures in one kind of injection-molded parts are analyzed and the conclusion that these fissure are knit-lines is drew. Then introduce briefly their forming mechanism. We have manifested the characteristics of knit-lines and the effects of knit-lines on injection-molded parts by experiment. And some methods of improving the property of knit-lines are introduced.更多还原