Medicine aluminum foil descriptionThe heat-insulating coating 5 is uniformly coated with heat-insulating paint. For details of the heat-insulating paint, please refer to the barrier-type heat-insulating paint mentioned in http://baike.baidu.com/link? Type heat-insulating coating is a kind of coating.

Medicine aluminum foil descriptionTechnical fieldThe utility model relates to a composite film, more specifically, it relates to a medical packaging aluminum foil.Background techniqueMedical packaging aluminum foil is a kind of composite film, is most mainly used for packing medicine.

Phosphating is a commonly used pretreatment technology. In principle, it should belong to chemical conversion film treatment. It is mainly used for phosphating on the surface of steel, and non-ferrous metals (such as aluminum and zinc) can also be phosphating.

Anodic oxidation: on the surface of aluminum, a layer of alumina would be produced through electrochemical principle. This oxide film has special properties.

Wire drawing aluminum plate: the manufacturing process of repeatedly scraping aluminum plates out of lines with sandpaper. The main process is divided into three parts: deasterification, sanding mill and water washing.

Aluminum plate refers to aluminum materials with a thickness of more than 0.2mm to less than 500mm, a width of more than 200mm and a length of less than 16m as aluminum plate or aluminum sheet, less than 0.2mm as aluminum.