SEM High-Build Primer Surfacer in 20oz Aerosol Can - Rose

High-Build Primer Surfacer - 20oz Aerosol Can - Rose

High-Build Primer Surfacer is a flexible acrylic coating for priming steel, aluminum, urethane, fiberglass, and plastics.

Features:

• Provides superior adhesion


• Excellent filling properties


• Works on multiple substrates, including metal and plastic


• Easy to sand


• Topcoat with most refinish material

Applications:

• Steel


• Aluminum


• Plastic


• SMC


• Fiberglass

Properties:

• 20 oz. Aerosol


• Coverage: 11 sq. ft. at 2 mil DFT


• Coats: 2-3 medium wet


• Dry time: 1 hr


• Flash time: 5-10 min between coats

The SEM High-Build Primer Surfacer in a convenient 20oz aerosol can offers a versatile solution for priming various substrates including steel, aluminum, fiberglass, plastics, and urethane. This acrylic coating provides exceptional adhesion and excellent filling properties, ensuring a smooth base for your topcoat. Ideal for automotive refinishing and other applications, it promotes a durable finish while being easy to sand for a flawless surface.

Designed for efficiency, this primer surfacer covers approximately 11 square feet at a 2-mil dry film thickness with just 2-3 medium wet coats. Its quick dry time of about one hour allows for faster project completion, and the recommended flash time of 5-10 minutes between coats helps optimize application. The product is compatible with most refinish topcoats, making it a reliable choice for professional and DIY users alike.

This product is specially formulated to work seamlessly on multiple substrates, including metals like steel and aluminum, as well as plastics and fiberglass, making it suitable for a wide range of repair and restoration tasks. Whether you are working on automotive panels, boat hulls, or other surfaces requiring high build and excellent adhesion, SEM’s primer surfacer delivers consistent results. Its ease of application and sanding ensures a smooth, even surface ready for the final coat, reducing prep time and enhancing overall finish quality.

Features:

• Provides superior adhesion for long-lasting finishes

• Excellent filling properties for a smooth surface

• Suitable for multiple substrates including metal, plastic, and fiberglass

• Easy to sand for a professional-quality finish

• Compatible with most refinish topcoats