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Epoxy Zinc Primer Burnish

Epoxy Zinc Primer Burnish

Epoxy Zinc Primer Burnish

(OP)
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

www.linkedin.com/in/drstevejones

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

RE: Epoxy Zinc Primer Burnish

Noted.

RE: Epoxy Zinc Primer Burnish

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

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