How to distinguish between polished aluminum mirror sheet and mirror finish anodized aluminum sheet? Many methods, such as tear protective film on the surface of the can, and then touch the mirror, see the perspiration will stay above, and then clean the paper, look at that, if left no trace, is after anodic oxidation treatment, and if not only left hand finger print, and the clean the dirty of that kind of is the mirror polishing. Another approach is to bend the aluminum around the ear and listen for specific sounds that, if slightly broken, are anodized, whereas polished ones do not. Another method is to bend the product at 90 degrees T. The product with good quality will have slight bleaching. When the anodized film is burst, it will have bleaching, while the product with poor quality will not have such condition.
The Polished aluminum sheet are Anodizing aluminum sheets taking on a mirror effect by rolling, grinding and a variety of methods. Usually abroad the mirror aluminum plates are rolled to produce roll materials or sheets; The polished aluminum sheet is just a general term, and in accordance with the surface polish level, it can be classified into three types, i.e. 800 standard polish, 850 high polish and 890 super-high polish; while according to the surface processing methods, it can be divided into aluminum sheet 800 series with oxidized polish and aluminum sheet R series with unoxidized polish.
The mirror aluminum sheets are Anodizing aluminum sheets taking on a mirror effect by rolling, grinding and a variety of methods. Usually abroad the mirror aluminum plates are rolled to produce roll materials or sheets; The mirror aluminum sheet is just a general term, and in accordance with the surface polish level, it can be classified into three types, i.e. 800 standard polish, 850 high polish and 890 super-high polish; while according to the surface processing methods, it can be divided into aluminum sheet 800 series with oxidized polish and aluminum sheet R series with unoxidized polish.