1. Primer this is the first layer of a typical painting system and it's used to inhabit corrosion and provide bond for subsequent coats.
2. Undecoat this component acts as a Barrier to corrosion agents and even irregularities of bonding surface.
3. Finishing coat : this is the final layer of a typical painting system and it protect the underlined layers and to provide the designed properties of paint like color z wearing and resistance.
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