Coating lifting from the underlying substrate
Common Causes
- Contamination on the substrate
- Oils and greases
- Soluble Salts (osmotic blistering)
- Solvent entrapment
Remediation
- Ensure correct surface preparation and application
- Soluble salt testing
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Can be due painting over damp or wet surface, moisture blistering. Surface before painting shall be dried and ensured free from other contamination.
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