SEM High-Build Primer Surfacer, 20oz Aerosol Black – Flexible Acrylic

Prepare surfaces for a flawless finish with SEM High-Build Primer Surfacer in Black. This flexible acrylic coating is engineered to provide superior adhesion and excellent filling properties, making it an ideal choice for priming a wide range of substrates including steel, aluminum, urethane, fiberglass, and various plastics. Its high-solids formulation ensures faster build and easy sanding, allowing for a smooth and consistent base for your topcoat. As a leading manufacturer of innovative refinishing products, SEM ensures professional-grade results for automotive, marine, and industrial applications. Achieve an impeccably prepared surface for your next project.

Key Benefits & Features:

• Flexible Acrylic Formula: Provides an elastomeric coating that adapts to various substrates, offering versatility for multiple project types.
• Superior Adhesion: Ensures a strong, lasting bond to properly prepared automotive metals (steel, aluminum) and plastics (urethane, fiberglass, SMC).
• Excellent Filling Properties: Effectively fills and smooths imperfections for a uniform and flawless surface finish.
• Easy to Sand: Designed for effortless sanding, allowing for quick preparation and a perfectly smooth base, reducing overall project time.
• Fast Dry Time: Dries to sand in just 1 hour, enabling quicker progression to topcoat application.
• Optimized Coverage: Each 20 oz aerosol can provides efficient coverage of approximately 11 sq. ft. at 2 mil DFT (Dry Film Thickness).
• Topcoat Compatible: Formulated to be topcoated with most refinish materials for seamless integration into your existing painting system.

Recommended Pairings:

For optimal results, prepare surfaces with SEM's recommended prep products such as SEM Scuff & Clean (3833x), WORLD CLASS™ Vinyl/Plastic Prep (38464), PLASTIC & LEATHER PREP (3835x), or SEM SOLVE (3837x) prior to application.