Description
SEM 39863 Plastic Adhesion Promoter
Product Overview
SEM 39863 Plastic Adhesion Promoter – Strong Adhesion for Automotive Plastics is a professional-grade solution designed to improve the adhesion of topcoats on raw plastics. It ensures long-lasting results by bonding paints, primers, and coatings effectively to a variety of automotive plastic surfaces.
Enhanced Adhesion Performance
This adhesion promoter is formulated to seal plastic substrates and create a strong surface for coatings. As a result, it reduces peeling, lifting, and flaking while ensuring a smooth finish. In addition, it saves time by eliminating the need for extensive sanding on many types of raw plastics.
Easy-to-Apply Aerosol Design
Packaged in a convenient aerosol can, SEM 39863 offers quick and even coverage. Furthermore, its fast-drying formula helps speed up workflow, making it an excellent choice for both professional auto body shops and DIY enthusiasts.
Versatile Applications
The SEM 39863 works on a wide range of automotive plastics, including bumpers, trim, and interior panels. Therefore, it is ideal for refinishing and repair projects where durability and adhesion are critical.






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