When surface has some rust. If the surface still has some rust after all loose rust has been removed, spray with KrylonÂ® Rust Protectorâ„¢ Rusty Metal Primer.. The primer dries to the touch in 8 minutes and tack free in 15 minutes. Topcoat with your choice of paint color.
How to paint over rust the RIGHT way, so that your paint job lasts and resists. Stops Rust Rusty Metal Primer and Stops Rust Metallic spray paint to give it a .
The first step is to clean off loose rust and flaking paint and then apply a rust-inhibitive primer. You don't need to get down to bare, shiny metalâ€”just clean off the flakes and powdery surface rust that prevent paint from adhering. However, badly rusted areas need more prep work and possibly a special primer.