A wash primer is an organic coating that is based on a vinyl butyral resin suspended in isopropyl alcohol.
What is vinyl wash primer.
It also contains a corrosion inhibitor such as zinc chromate.
A two component pre treatment bonding primer which will assure adhesion to almost any non ferrous surface aluminum copper brass magnesium and ceramic tile ferrous metals and zinc coated steel.
It is used as a first coat on metal surfaces and has anticorrosion properties making it a prerequisite or pretreatment before any coating application.
Archco vinyl wash primer may also be used over organic and inorganic zinc coatings.
Archco vinyl wash primer provides superior adhesion to aluminum and galvanized surfaces.
Alexseal wash primer 133 is a vinyl based zinc chromate two component primer used to inhibit corrosion and promote adhesion to metal substrates including anodized aluminum stainless steel and de oiled washed galvanized steel.
A wash primer is a synthetic primer that usually contains zinc chromate or phosphoric acid.
Part a contains an alcohol solution of polyvinyl butyral resin pigmented with zinc chromate while part b is the.
Traditionally wash primers come as a two pack product and are mixed just prior to use.
It is a reactive primer that etches the surface and provides a paintable coating which readily accepts archco linings such as archco 436.
What makes it unique is that there is phosphoric acid in the coating.
Compatible with a wide range of solvent based topcoats.
The wash primer is applied using a paint spray gun and the film thickness is usually 0 3 0 5 mils.