runnerless

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

在点浇口形模具或无道模具中也用到另一种形道。

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

论述了无道固性塑料注射成法、工艺、设备和模具设计面问题。