Rust problem on painted iron surfaces in your house like iron door, railings, or fence etc can be problematic since it can be a real eyesore. When dealing with previously painted iron, it’s always essential that you prepare the iron surface properly. Following instructions are important in order to get rid of the rust problems on your painted iron surface.
You need to remove any rust from the iron surface by using a scraper and wire brush. It is important to brush off all rust particles that are left on the surface. You need to scrub and rinse the surface and wait for the surface to dry thoroughly. Once you remove all rust particles, you need to prime the surface with a high quality primer. When you are working with an old iron surface, it is useful to apply two coats of primer since it offers more protection that one.
In order to remove the rust from the iron surface, before re-painting the surface, you can use powerful chemical that contains acids to dissolve the rust. You can use any harsh chemicals that provide a little intense fume. However, you should wear a rubber gloves, goggles, and a respirator when working with these powerful chemicals. Other important equipments that you may need are a waste tub and an old paint brush.
No matter what kind of iron surface you need to re-paint, the best way to prevent the surface from unwanted rust is to use prime it before painting. Once you remove all rust from the iron surface, you can apply a good quality primer onto the iron surfaces. If the surface is smooth, you can simply use a sprayer to apply primer on it. Use light gray primer for light colored paints and darker primer for darker paints. In case if you find that your iron surfaces still have pockmarks, swirls, and scratches, you need to use a filler primer to remove the depressions.
It is also important to choose the best quality paint when it comes to get rid of rust problem. For iron surface, you need to choose a top quality acrylic semi-gloss coating and apply the paint in two coats. 100% acrylic paints are much tougher and more resistant to all forms of moisture, humidity, and hence, they offer high class protection against rust.