Nitrocellulose( NC) maquillages are extensively used for wood homestretches, cabinetwork, automotive refinishing, and ornamental coatings due to their fast- drying nature and high- buff finish. still, like all coating systems, nitrocellulose maquillages can face operation and performance issues if not handled rightly. Understanding these problems and knowing how to fix them — helps painters and manufacturers achieve smooth, professional results.
Blushing( Milky or Cloudy Finish)
Problem
A white, cloudy appearance appears on the painted face, especially in sticky conditions.
Beget
High moisture causes humidity to get trapped in the fast- drying NC film.
Result
- Add a color retarder to decelerate evaporation
- Apply makeup in a low- moisture terrain
- Smoothly recoat with retarder to release trapped humidity
Orange Peel Texture
Problem
The face looks uneven, suggesting the skin of an orange.
Beget
- Paint too thick
- Poor atomization during scattering
- Indecorous spray gun setup
Result
- Acclimate makeup density using recommended thinner
- Maintain correct spray pressure
- Use proper snoot size
- Light sanding and recoating can fix severe cases
- Poor Adhesion
Problem
Paint peels or flakes out after drying.
Beget
- Dirty or unctuous face
- Indecorous face medication
- Inharmonious substrate or former coating
Result
- Clean face completely before painting
- Smoothly beach to produce mechanical grip
- Use a compatible NC manual or sealer
Cracking or deranging
Problem
Fine cracks appear on the makeup face after drying.
Beget
- Inordinate film consistence
- Lack of plasticizer
- Applying makeup over an inharmonious coating
Result
- Apply thin, indeed fleeces
- Insure correct plasticizer position
- Avoid oil over inharmonious homestretches
Perforations and Bubbles
Problem
Bitsy holes or bubbles form on the face.
Beget
- Trapped air or solvent
- Inordinate spray pressure
- Fast detergent evaporation
Result
- Reduce spray pressure
- Use slower detergents
- Apply lighter fleeces
- Allow proper flash- off time between fleeces
Sot Spray( Rough Surface)
Problem
Paint dries before reaching the face, performing in a rough texture.
Beget
- Gun held too far from face
- High air pressure
- Veritably presto- drying solvent system
Result
- Maintain proper spray distance
- Reduce air pressure
- Add retarder or slow thinner
- Light sanding and recoating
Yellowing Over Time
Problem
Paint turns unheroic, especially on white or light colors.
Beget
- Natural aging of nitrocellulose
- Exposure to UV light and heat
Result
- Use UV stabilizers in expression
- Apply defensive clear greatcoat
- Avoid direct sun exposure where possible
Poor Gloss Development
Problem
Paint appears dull rather of lustrous.
Beget
- Incorrect solvent balance
- Poor color dissipation
- Face impurity
Result
- Acclimate solvent mix
- Insure proper mixing and dissipation
- Polish or buff after curing
- Apply an fresh fleece if demanded
Final studies
Nitrocellulose paints deliver beautiful, high- buff, presto- drying homestretches but only when applied rightly. utmost problems arise from indecorous solvent choice, poor face medication, or infelicitous operation conditions. By understanding these common issues and their results, painters and manufacturers can constantly achieve smooth, durable, and professional results.