Post tension: The post tension should be controlled small to avoid plastic damage to the internal structure of the aluminum foil, which is beneficial to the reduction of pinholes.
Rolling oil temperature: In order to ensure the cooling capacity of the rolling oil, control the pattern, and prevent rolling bulging, the rolling oil temperature must be controlled.
Pattern curve: The setting and control of the I value in the rolling process, especially the first 4 passes, is not only affected by the blank, but also if the shape is not well controlled, it will directly lead to the occurrence of problems during the rolling process of the finished product. Wrinkling, ridges, etc.
