Coating

A coating is a covering that is applied to an object to protect it or change its appearance. They may be applied as liquids, gases or solids. The material on which the coating is deposited is usually referred to as a substrate

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Examples of coatings:

• Coating and printing processes
• Chemical vapor deposition and physical vapor deposition
• Conversion coating

• Anodizing
• Chromate conversion coating
• Plasma electrolytic oxidation
• Oxide (coating)
• Phosphate (coating)

• Paint

• Enamel (paint)
• Powder coating
• Industrial coating
• Silicate mineral paint
• Fusion bonded epoxy coating (FBE coating)

• pickled and oiled, a type of plate steel coating.
• Plasma coatings
• Plating

• Electroless plating
• Electrochemical plating

• Polymer coatings, such as Teflon
• Sputtered or vacuum deposited materials
• Enamel (vitreous)

See also

• List of coating techniques
• Thin-film deposition