Guangzhou One-Stop Engineering Plastics Industries (group) Co., Ltd

Guangzhou One-Stop Engineering Plastics Industries (group) Co., Ltd

Analysis and solution of common problems in blowing film (12(injection molding products)

2023 12/13

12. The surface of the film is rough and uneven

Reason 1: extrusion temperature is too low, the resin plasticization is poor;

Reason 2: Extrusion speed is too fast.

solution
(1) Adjust the temperature setting of extrusion, and appropriately increase the extrusion temperature to ensure that the resin is plasticized well;

② Properly reduce the extrusion speed.