Brush away rust: Using a wire brush, begin brushing away rust on the surface of your metal.A simple mixture of soap and water is usually sufficient to get rid of dirt and grime before beginning the more aggressive process of removing rust. Clean the surface: To ensure you can effectively remove rust and prepare your surface for painting, you need to start by cleaning your metal.You just have to take some steps to remove the rust and prepare the surface before you can start spray painting: Rust development is a hassle, but it doesn’t have to stop you from applying spray paint to a surface. Ultimately, spray painting over rust masks the issue, without doing anything to remove it or stop it from developing further. The longer you wait before addressing rust development on a metal surface, the more widespread it will become and the more it will compromise the structural integrity of your metal. Even after you spray paint over rust, it may continue to spread and weaken the surface of your metal. Rust develops progressively, and it can cause a lot of problems for metal items and surfaces. When you spray paint over rust, you may be able to successfully cover it up, but that doesn’t mean that the problem will go away for good. However, you should think twice about spray painting over rust-it’s a short-term solution for a problem that demands a more aggressive approach. When you do, you might think a coat of spray paint will be sufficient to cover the corrosion so you can move on with your project. Need more help? Ask Krylon or watch our How-To Videos.Whether you’re working on a car restoration project or you’re trying to fix up an outdoor structure on your residential or commercial property, you might encounter some rust on some of the metal surfaces you’re working with. Krylon Rust Tough dries to the touch in 20 minutes and can be finished with a topcoat after 30 minutes.
Apply multiple thin coats to prevent runs and drips.
When all traces of rust are removed, prime the surface with Krylon ® Rust Tough ® with Anti-Rust Technology ™. Priming is an important step that helps create a smooth, consistent surface, increase paint adhesion and decrease the likelihood of color change. Priming and painting after rust has been removed After 24 hours, lightly sand the surface before applying a color topcoat. Rust Tough sprays on clear and dries to a black primer finish. Spray directly over rust to protect against further corrosion. Start with Krylon ® Rust Tough ® Rust Converter, a primer that changes rust to a paintable surface in one easy step. Rust Tough primer dries to the touch in 20 minutes and is tack-free in 15 minutes. Spray with Krylon ® Rust Tough ® Primer with Anti-Rust Technology ™to eliminate rust and prime the surface. Lightly sand any glossy areas to dull the finish.ĭo not sand old paint that may contain lead.įor more information, contact the National Lead Information Hotline at 1-800-424-LEAD. Making sure the surface is as smooth as possible will help the new paint finish adhere properly. If the surface is rusted or has peeling paint, remove with a wire brush, sandpaper or chemical rust remover. Solvents may soften old paint, causing the new paint to wrinkle or pull away from the surface.
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