Adhesion
How well a coating holds to the surface beneath it, whether that surface is bare material, a repair, or an existing coating.
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How well a coating holds to the surface beneath it, whether that surface is bare material, a repair, or an existing coating.
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3 entries for “Adhesion”
Look for stains, checking, peeling, and physical damage. Identify dirt, debris, or contamination that must be removed. Material between the surface and the next coating can interfere with adhesion and contribute to later peeling.
New paint cannot restore the bond of a detached old layer.
Cleaning needed for repair adhesion comes before the repair; remove repair dust afterward.
Manufacturer directionHeavier texture needs particular attention to suitability and adhesion.
For primer selection and the distinction between sealing damage, blocking stains, and gaining adhesion, see Choosing the Right Primer.