Vinyl Wash Etch Primer For Aluminum

Vinegar a weak acid can be used to etch aluminum in preparation for painting.

Vinyl wash etch primer for aluminum.

E2g973 is a two part self etching primer that provides excellent corrosion resistance and promotes adhesion to steel aluminum and many zinc coated metals. Part a contains an alcohol solution of polyvinyl butyral resin pigmented with zinc chromate while part b is the. Wash primers are water thin coatings of phosphoric acid in solutions of vinyl butyral resin alcohol and other ingredients. They are generally applied to give a dry film thickness of 0 3 0 5 mils 8 13 microns.

Aluminum boat etch wash cleans brightens and etches aluminum surfaces in a single step so finishes adhere strongly without peeling or cracking. The purpose of wash primers is to passivate steel and galvanized surfaces before applying a full bodied primer. I think napa s crossfire etch primer is a good primer for the money. Only 10 left in stock order soon.

Products evolved and etching primers replaced the wash primer. A wash primer or self etching primer uses a metal conditioner to neutralize surface oxides and hydroxides as well as etch the galvanized surface to provide a surface suitable for painting. Etching is a technique that involves coating the metal with an acid which causes a chemical reaction that in turn produces a slight engraving. Resene vinyl etch primer combines all the versatility of the normal two pack product with the convenience of a stable single pack.

It is specially designed to work in conjunction with all types of coatings to provide maximum protection against corrosion and any form of damage. Traditionally wash primers come as a two pack product and are mixed just prior to use. This helps protect aluminum from oxidation and corrosion and keeps it looking good longer. It is ideally suited for coating oem e coat primer after sanding for the collision repair shop and bare metal parts for use by truck and body builders and body shops where a premium performance etching primer is required.

This helps paint adhere to the aluminum surface. The fast drying time adhesion abrasion resistance and overcoatability features have all been maintained in this highly effective chromate free primer pretreatment. More buying choices 14 65 12 new offers sem 39673 black self etching primer 15 5 oz. A wash primer makes the painting process more efficient and imparts optimal corrosion resistance to materials such as steel aluminum and galvanized parts.

Back then the hot product was a vinyl wash primer over the bare metal for adhesion and corrosion protection. Etching the surfaces will help primers and finishes to adhere strongly without peeling or cracking. 74 7 87 item free shipping.