The matching areas of hot runner system and mold are reduced and pipe connection is adopted for pneumatic / hydraulic & cooling which make mold design and machining simpler.
热流道系统与模具配合部分减少，气路、油管、冷却采用管道连接，模具设计加工更方便、更简单；
2
The present work considers the spiral case as branch-off pipe system that diverts part of the flow consecutively as it goes around the periphery of the runner.