common paint problems

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Common Paint Problems

ALLIGATORING Patterned cracking in the paint film resembling the scales of an alligator. These cracks generally do not expose the substrate. Possible Causes: Natural aging of oil-based paints due to temperature fluctuation.The constant expansion and contraction results in a loss ofpaint film elasticity.Application of an extremely hard, rigid coating, like an oil enamel, over a softer, more flexible coating.Application of a topcoat before the primer or basecoat is dry.Application of a coating over a glossy finish. Solution: Remove old paint by scraping, sanding, chemical removers, or a heat gun.Follow all manufacturers’ cautions when using chemical removers or heat guns.Remove all [...]

By |February 9, 2020|Scholars Edge News|
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