Self Etching Epoxy Primer

Etch primer included epoxy primer is about the only bare metal primer you could leave a vehicle outside in without rust forming back under the primer quickly.

Self etching epoxy primer. Anyone who has had to paint metal knows that the first step is to strip off the old paint or at least cover it with primer so that the new coat will adhere properly. You can us it on top of self etching primer to build up to a level surface. Epoxy primer is excellent for work on cracks and dents. For parts that need to be stripped down to the metal surface etching helps new paint stay on instead of peel off when dried.

Rust preventive for a long lasting finish. Rust oleum automotive self etching primer promotes maximum adhesion and smoothness of the top coat on bare metal aluminum and fiberglass surfaces. It bonds very well and makes a good surface to which paint adheres well. Much like a high build primer you put on layers of it to fill the dents.

Whether you re restoring an entire vehicle doing rust repair on a few spots or repairing a dent yourself where the paint has been cracked or chipped off to the metal choosing the right primer that will adhere reliably to metal for a successful and. After applying self etch primer you will typically follow up with a urethane primer to provide a high build surface which can then be block sanded smooth. Self etching primers contain an acid which etches the metal to provide a strong bond. You need to have a dry very clean surface before you can apply epoxy primer.

Two part epoxy primers go one step further by including zinc phosphate which increases its corrosion inhibiting properties. Etches and primes in 1 easy step. An etching primer uses an acid to chemically clean and micro etch the metal surface for a better mechanical bite to promote adhesion with the layer of high build primer to follow while also providing a layer of corrosion resistance on the metal. Simply put epoxy is the best primer for bare metal making it excellent for newly fabricated metal parts or ones that have been fully stripped.

Because it cures quickly it s the method of choice for collision shops.