If it doesn t remove the clear coat then i d lean toward believing you are talking about anodizing rather than an organic clearcoat.
Oven cleaner to remove paint from aluminum.
If you can t reach the area to do mechanical polishing on it you probably can t fix the etched surface.
Alternatively you can scrub the aluminum with diluted vinegar or cream of tartar to clean off the oxidation and make it shine again.
Sand blasting is a more popular option when it comes to the removal of paint from aluminum.
Aircraft stripper is very powerful as well as noxious stuff.
However that may not really be your question.
We do not recommend using this product on aluminum as it may pit and discolor it.
Oven cleaner is water soluble and will wash off todd.
Just use a water hose.
To clean oxidized aluminum start by cleaning it thoroughly with soap and water before rinsing it clean.
Also called media blasting its principle is the same way as how a pressure washer works except for the fact that it uses low pressure.
Next dip a half of lemon into some salt and rub it over the oxidized surface then rinse it off.
For an easy way to remove paint or varnish from wooden or metal furniture try using a can of oven cleaner.
Oven cleaner dissolves aluminum and should not be used on aluminum except in very special cases.
Utensils and appliances cleaned with easy off heavy duty oven cleaner are completely safe for use in cooking or serving food after they have been thoroughly washed and rinsed in a vinegar and water solution.
However it does not penetrate into the metal or remain on the surface after the recommended rinsing instructions have been followed.
It costs less than commercial paint strippers and is easier to.
The media that is used can vary depending on what is present.