Painting Galvanised Sheet Metal

The following is a quick introduction for the process.

Painting galvanised sheet metal.

If you have a kitchen then you probably already have this handy solution. Avoid using alkyd based paints such as spray paint on galvanized steel. White vinegar is both effective and non toxic so it is much safer to use than your average industrial solvent. There are four recognised methods of surface pre treatment that produce a sound substrate for a paint coating.

That s great for preventing rust but it also prevents solid paint adhesion. Wipe the galvanized surface down with white vinegar. Preparation of galvanized steel before painting. You first are advised to prepare the surface of the item to be painted so that the paint for galvanized metal stands its best chance of looking good for several years.

Here s how to paint galvanized metal. Go over the metal with a wire brush to remove any oxidation. Painting galvanised metal is very easy as long as the right steps are carried out. T wash etch primers sweep blasting and weathering.

Galvanized steel is coated with a thin layer of oil and passivator that protects it from water and weather damage. How to paint galvanized metal. Rinse the metal and let it dry completely for several hours. Wash the metal thoroughly with hot soapy water.

For the most dependable results look for paints that are formulated specifically to bond to galvanized steel. The secret to painting galvanized steel is white vinegar. New galvanized metal a product used to make corrugated sheets gutters and downspouts is usually smooth and is coated with either a layer of oil to prevent white rust or is passivated. Bituminous latex acrylic and vinyl paints tend to adhere well to galvanized metals.

Metals depot stocks many sizes in precut sizes full mill sizes or we can hot dip virtually any. Prime the surface with a primer made for metal. Remove any handles or other attachments from the metal. Paint applied over this oily surface or clear passivator will peel quickly.

Galvanized steel sheet plates are intended for use where greater corrosion protection is required without painting a lower cost alternative to stainless steel galvanized sheet and plates have a rust free protection for up to 30 years while maintaining strength with a durable surface coating. All you have to do is simply apply the vinegar to a clean rag and then wipe down the galvanized surface.