Do Aluminum Signs Rust

Aluminum signs are the best solution for long term outdoor signage applications such as directional signs, wayfinding signs and traffic signs. … It will not rust – that is the nature of aluminum.

How long do aluminum signs last outside?

Aluminum – In general, aluminum should last 7-10 years. Again, paint finishes on aluminum are subject to peeling and fading. Thinner aluminum signs can also be dented or damaged by falling objects, rocks, etc.

How long does it take for aluminum to corrode?

Like rust, corrosion eats away at the respective metal. This isn’t a fast process. Rather, it can take weeks, months, or even years for an aluminum product to corrode. Given enough time, however, aluminum products can develop large holes caused by corrosion.