Shanghai Daoqin Plastics Co., Ltd.

injection amount large small and amount 行程 精 degree has 关. small, injection amount 不够; large, make material front 部每次 injection rear injection shot amount large, make melt temperature degree or hot separation understanding. rear amount melt its toward temperature degree and toward temperature degree has temperature 差, screw 转数, back pressure and material temperature degree will for melt temperature degree and temperature has relatively large effect/influence.