LOSS OF GLOSS

Matted fragments of coating.

Causes
  • insufficiently hardened coat exposed to moisture from the air,
  • too thick coat layers,
  • too high humidity during application coat layers,
  • substrate sensitivity to thinners,
  • wrong amount of hardener,
  • expired or moist hardener,
  • the interruption of the drying process or lack of it,
  • the use of drying and curing accelerators,
  • insufficient air circulation during drying.
Prevention
  • tightly close containers with hardener,
  • observe recommended thickness of coat layers,
  • comply with the recommended mixing ratios,
  • comply with the recommended drying times.
Repair
Mat and polish or sand and recoat.

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