Reduce the oil of
aluminium foil
Oil is the most excessive oil on the surface of the aluminium tip after rolling, and the excess oil other than the rolling oil film is brought into the oil that is visible to the naked eye during the cutting and finished product inspection.
The oil is mainly caused by the roll neck or the rolling mill exit, the lower side of the rejection, splashing, dripping on the box and the rolling mill roll, the rolling mill is heavy and so on.
This kind of oil will bring great damage to the surface of
aluminium foil: First, because most of the finished aluminium products as decoration or packaging materials, must have a clean surface; Second, its thickness is thin, easy to form a bubble in the subsequent annealing, and Due to the excessive amount of oil in the formation of excessive residue