How To Clean Galvanized Sheet Metal For Painting

Use truck or car wash to clean steel.

How to clean galvanized sheet metal for painting. Particle size should be in the range of 8 to 20 mils 200 to 500 microns. You can still add a coat of paint to your galvanized metal surface as long as you have a few important household tools and you follow these simple steps. Before using sweep blasting the contractor should consult sspc sp 16 brush off blast cleaning of coated and uncoated galvanized steel stainless steels and non ferrous metals one of the abrasives that has been used successfully is aluminum magnesium silicate. Scrub metal with liquid laundry detergent.

Clean the surface the goal is to remove any dust dirt or other particulate buildup that could affect the texture of. Follow the rinse with a hot water wash. Quick ways to clean galvanized metal. Step 2 hot water wash.

Most acrylic coatings will adhere directly to cleaned galvanized metal. This will get rid of the large debris and most of the smaller rocks sand or other pieces of particulate that can scratch the metal. Before you wash the galvanized metal simply rinse it off with a hose or some clean water. It is the fastest way to clean galvanized metal.

All you need. Most hydrocarbon solvents including mineral spirits leave a thin layer of residue that leads to adhesion failure of the paint film.