Chalked Paint And Oxidized Aluminum Vinyl Graphics

A dull chalky paint finish comes off when touched and makes a home s exterior paint job look dated.

Chalked paint and oxidized aluminum vinyl graphics.

Chalky surfaces will cause the paint not to adhere correctly to the surface and will cause premature peeling. Paint will not stick to a dirty surface. How to seal chalky exterior paint. Dyes also break down at different rates depending on color.

Oxidation can be cleaned from most vinyl siding but the process. Be sure your vinyl is clean before applying paint by washing it with soap and water and rinsing well. Factory finished siding can develop an excessively thick chalk layer and may require power washing to ensure complete chalk removal. Use of a low grade highly pigmented paint.

One of the hardest surfaces to prep is a aluminum or vinyl siding that is chalky. Over thinning a coating e g. You can also use a primer between the vinyl and the paint. Chalking due to oxidation is the paint s natural response to.

Often the chemical breakdown or oxidation of plastic leaves behind a chalk like residue that lends a whitish appearance to the color making it look bleached. Spreading the paint too thin. A chalky white substance on your vinyl siding and trim is caused by oxidation which occurs most often during damp or wet weather. If your vinyl surface is clean the paint or primer will adhere to the vinyl rather than the dirt and you will have a longer lasting finish.

Use of an interior paint for an outdoor application.