At present, the surface treatment methods for aluminum profiles used in doors and windows mainly include anodizing, electrophoresis, powder coating, and wood grain powder coating. Different surface treatments have different appearance quality inspection standards.


Begin by removing the screen door from its frame. This is usually done by lifting the door slightly and sliding out the bottom retention clips or unscrewing them if they're fixed. If your door has a handle, remove any screws holding it in place as well. Be cautious not to damage the door or surrounding frame during this process.
The aluminum alloy profile has been treated by various processes, and its surface has the characteristics of acid resistance, alkali resistance, air pollution resistance, acid rain resistance, ozone resistance, ultraviolet resistance, etc. It can maintain the inherent color and luster for a long time.