SEM 39133 Flexible Primer Surfacer is an aerosol primer designed specifically for flexible plastic substrates in automotive collision repair. Provides a sandable, high-build primer surface on bumper covers, fender flares, and other flexible parts before topcoat application.
Key Features:
- Flexible Formula: Engineered for TPO, polypropylene, and flexible plastic substrates.
- High Build: Fills sand scratches and minor imperfections on plastic parts.
- Sandable: Smooth, easy-sanding surface for topcoat preparation.
- 16 oz Aerosol: Convenient for bumper repair and plastic panel priming.
- Paintable: Compatible with automotive basecoat/clearcoat systems.








