3. Various media
3.1 Black steel
Black steel is hot-rolled or cold-rolled pickled and oiled.
Before painting, it must be stripped by abrasive blasting or chemically prepared.
SCROLL TO TOP3.2 Steel coated with zinc-free or zinc-rich primer (PPRZ)
Primers are formulated with an epoxy resin base and are designed to be top-coated.
A zinc-rich primer (PPRZ) is an anti-corrosion powder paint designed to be top-coated. This primer provides a barrier effect and optimizes the cathodic/barrier...
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Various media
A few design rules
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