TH   GB
Nippon Paint
Paint and Coating Consultant

Industrial Paint   

Automotive Paint   

   

Exterior Paint   

Shrinkage
Shrinkage
Shrinkage
Causes
1. Decayed old paint 
2. Old paint is acrylic lacquer-based
3. Using the Thinner which is too strong  

Prevention

1. If existing paint is decayed, sand off or spray over with a slow-drying primer (Urethane).
2. Use the Thinner which is compatible with paint type

Solution

1. After the surface has dried, sand down, spray the primer and refinish.
2. Remove the paint and refinish