Defects of paint (coating)

Defects of Paint

1. Defects of paint

2. (1) Cratering (2) Dust (nibs) (3) Orange peel (4) Sagging (5) Poor opacity

3. Popping appears on the film surface. Popping

4. Paint surface become uneven like orange peel.

5. Substrate Paint film Paint film partly becomes too thick and the paint sags.

6. The color of undercoat is not hidden caused by poor pigmentation, or insufficient film thickness Poor pigmentation Insufficient film thickness