How can rusted aluminum be treated?

Aluminum does not rust. Rust is a corrosion product of iron and steel , typically iron oxide, that is hydrated , Fe2O3 * nH20. This will have a reddish appearance. read more

Aluminum doesn't rust,simply because rust is the term for the oxidation of iron. So because aluminum is not iron, it can't by definition rust. But aluminum does oxidize. read more

Aluminum is actually very prone to corrosion. However, aluminum corrosion is aluminum oxide, a very hard material that actually protects the aluminum from further corrosion. Aluminum oxide corrosion also looks a lot more like aluminum (dull gray to powdery white in color), so it isn't as easy to notice as rusted iron. read more