Small holes in the paint surface due to pores and voids in the plastic. This problem often appears on soft flexible parts (e.g., polyurethane rear spoilers) and glass fiber-reinforced plastics.
- Expansion faults or foam holes in the plastic from production
HOW TO AVOID
2. Thoroughly check the plastic part for pores before painting. Then fill the pores using Glasurit 839-90 Plastics Body Filler gray.
Porous paintwork can, in principal, be repaired using the pore filler wiping process. Denib the surface, fill the pores with 839-90 and refinish the area to be painted. Note: Too many pores in the plastic will make it very difficult to paint. It is important to check the plastic for pores thoroughly before painting.