Use a finishing wax. Speak with your aluminum door retailer to see what the gloss level is of the door.
What Is Powder Coating And How Does It Work
How to remove scratches from powder coated aluminum. Needless to say when i say the surface scratches i flipped out. Even a powder clear is still not something you can compound out. If the door is. The idiots at my local shop decided to rough up the black powder coated barrels of new wheels so that the balance weights would stick better. The powder coating is typically an epoxy or polyester material spread over the surface of the aluminum and then allowed to harden. So is there a way to buff these out.
If so what is prepared method and products i need. Apply this solution with a soft cloth onto the surface. The cloth should be given a mild pressure over the item as un necessary pressure could damage the powder coating. Removing stains in powder coat. The scratches do not go very deep. Powder coatings come in a variety of different gloss levels with some coatings that are flat while others are shiny.
Buff out yes with a wax and an orbital buffer but do not use a high setting or any type of cleaning wax. Fine grit sandpaper is recommended as coarse grit paper could leave noticeable scratches on the surface. Squeeze out the solution from the cloth until it is damp and not wet. It is not paint. Grind repair area with a power hand grinder or wire brush to bare metal. It will take a while but you will be able to get the scratches out.
If you need to clean the surface we always suggest to start with soapy water and a lint free rag or a brush to attempt to. Wet a cloth in water and rinse the whole surface of the powder coating generously. Scrubbing the surface with sandpaper can remove the more stubborn chipped powder coating. Remember powder is melted plastic resin and metallic charged fillers.