runnerless

A modified form of sprue gate is also used on underfeed moulds and runnerless moulds.

在点浇口形式模具或模具中也用到另一种形式主。

The molding method,process,and the equipment of thermoset runnerless injection molding have been discussed in this paper.

论述了固性塑料注射成型法、工艺、设备和模具设计问题。