注塑件熔接缝结构、性能评价及影响因素

Structure, Properties, Evaluation and Affecting Factors of Weldline of Injection Molded Parts

文章介绍了熔接缝形成的原因、接缝类型、接缝外观和断口形态特征以及接缝性能评价方法。分析了接缝类型、塑料材料性质、工艺参数和其它因素对接缝性能的影响。

In this paper the author introduced the cause, type and appearance of weldline as well as morphological feature of fracture and evaluating method for properties of weldline. The author also analyzed the influences of weldline type, properties of resins, technological parameters and o ther factors on the properties o f weldline.