Small holes in the paint surface caused by pores and voids in the plastic. This problem often appears on soft, flexible parts (for example, polyurethane rear spoilers) and glass fibre-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 grey.
Porous paintwork can, in principle, 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.