sprue and runners

The design and the calculation methods of the parameter of the routine main sprue and the style and the dimension selections of the leaning main sprue are discussed.

论述了塑料注塑模直浇口式主流道参数的设计与计算方法,倾斜式主流道的形式、尺寸选取,最后举例说明了倾斜式主流道的应用。