Shanghai Daoqin Plastics Co., Ltd.

fault/failure causes methods plastics hot plastics temperature degree high reduce plastics temperature degree speed degree fast reduce speed degree screw and 熔胶筒偏心而 generate non scratch hot machine 射嘴孔 small or temperature degree high heavy new adjustment or temperature degree amount large more relatively small type injection molding parts machine 熔胶筒 inner has make plastics hot 死角检查射嘴 and 熔胶筒间 接触面, has 无间隙 or phenomenon