How To Paint On Metal Sheet

Be sure to wait at least 2 hours before applying an additional coat.

How to paint on metal sheet. Sand the surface of the sheet metal with 600 grit sandpaper. Once again read your product s instructions shake the can for as long as directed and use even continuous strokes. Analyze the surface of the sheet metal. Step 1 scrub any greasy or oily areas using a degreaser and a brush.

Spray the surface with the solution then scrub it with a clean lint free. X expert source james guth. Prepping the surface 1. Keep your coats thin for a smooth even finish.

Wash the entire sheet aluminum surface using a pressure washer. On older galvanized metal surfaces where the zinc coating has begun breaking down known as white rust use a wire brush or fine sandpaper to remove the chalky film before cleaning it. Check your specific product for details about drying times. Sanding the surface of the sheet metal will remove its protective coating so the ink in your image is able to adhere to it.

Prepare the sheet metal. Prime the sheet metal with an oil based primer or a rust resistant latex primer. Once the metal has dried dampen a cloth with white vinegar and wipe the surface down. How to paint sheet metal for home decorating method 1 of 3.

Choose a type of paint you may or may not need to prime the surface depending on the type of paint you choose. If you want to paint sheet aluminum you ll need to use a special kind of primer to rough up the surface or you will end up with a finish that will flake and peel rather quickly. Apply one coat of acrylic paint with a brush or paint sprayer. Use a sanding block or random orbital spinner so you don t create scratches in the metal with the sandpaper.

Prime the sheet metal. Clean the steel with a chemical degreaser. Texturize the surface of the sheet metal. The acidity of the vinegar will react with the metal treating the surface to promote paint adhesion.

Use a brush or a roller to paint depending on the shape of the piece. Once you ve finished cleaning the steel let it rest until all traces of the degreaser have. Let the paint dry in between coats. Coat either type of metal with a rust inhibiting primer and make sure it s formulated for use on metal same goes for your paint choice too.

The acid in the vinegar will act to etch the metal and help the paint adhere. All you have to do is simply apply the vinegar to a clean rag and then wipe down the galvanized surface. Apply 2 to 3 thin coats of rust inhibiting metal spray paint. Spray paint is also an option but this type of paint.