What defects may causes through the aluminum foil roll?
All the rolls can cause surface damage factors, can be formed on the aluminum foil rolling harm. Because aluminum foil rolling roll surface finish high, slight gloss surface unevenness will affect its status. Periodically clean mill, mill kept clean, to ensure the normal operation of roll clearance, roll change periodically, reasonable grinding, it is to ensure a uniform surface substantially aluminum foil rolling conditions.
Roll printing, roll eyes, uneven gloss, it is mainly due to the roll of aluminum foil defects, is divided into point, line, surface three. The most significant features three cycles appear. This defect is caused mainly due to: incorrect grinding rolls; FOD roll: incoming print defects injury roll; roll fatigue; the impact between the rolls, slippage.
