通体彩色PVC型材生产中产生亮带、暗带、收缩痕的原因与处理方法

Reasons for occurrence of bright band,dark band and shrink wrinkles during production of full-colour PVC profiles

详细论述了PVC型材挤出生产过程中形成亮带、暗带、收缩痕的机制、原因与处理方法。

Mechanisms and reasons for the occurrence of bright band, dark band and shrink wrinkles during the extrusion of PVC profiles were discussed in detail as well as the solving measures