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Epoxy Zinc Primer Burnish

Epoxy Zinc Primer Burnish

Epoxy Zinc Primer Burnish

Will epoxy zinc rich primer burnish (turn shiny) like inorganic zinc when rubbed?

RE: Epoxy Zinc Primer Burnish

Try your hand at brushing a plate painted with your specification with a steel brush or other abrasive.

RE: Epoxy Zinc Primer Burnish

In my understanding, zinc rich epoxy and inorganic zinc are the same coating.

RE: Epoxy Zinc Primer Burnish

Regardless of what the surface looks like new, epoxy will dull with time.

RE: Epoxy Zinc Primer Burnish

@Tug - your understanding is not correct. Two different binders, two different curing mechanisms.

Steve Jones
Corrosion Management Consultant


All answers are personal opinions only and are in no way connected with any employer.

RE: Epoxy Zinc Primer Burnish


RE: Epoxy Zinc Primer Burnish

According to PPG Technical, burnishing is normal. "Coin test" is often done to check the cure.

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