铝合金型材表面条纹的成因及预防措施

Causes and Preventive Methods of Streaks on Aluminium Profiles

条纹是铝合金型材表面的主要缺陷之一。从型材结构、铝液、模具设计、加工工艺几个方面剖析了条纹产生的原因。

The streaks are main defects of aluminium profiles surfaces.The causes of streaks are analyzed from the constitution of profile,die design,die make.The preventive methods of streaks are introduced.