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Diesel valve with barrier coating

Corrosion Protection: Sacrificial vs Barrier Coatings

Corrosion is one of the leading causes of component failure across all industries. In terms of functional coatings that offer corrosion protection, there are essentially two categories: sacrificial coatings and barrier coatings.

The type of corrosion being combated, as well as if there are additional performance criteria that the coating must achieve, will help determine which type of coating system you should use.

First, an explanation of the two categories:

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