42013 - Sem High-Build Acrylic Primer Surfacer - 20oz Can - Grey | Aztek Computers
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SKU: BQVC03ZKAO |  Mfg. Part: 42013  | UPC: 646786420139  |  0 Reviews  |     Share

42013 - Sem High-Build Acrylic Primer Surfacer - 20oz Can - Grey

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$30.68  $41.42
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Product Overview

SEM High-Build Acrylic Primer Surfacer - 20oz Can - Grey

This high-build acrylic primer surfacer is perfect for priming a variety of surfaces including steel, aluminum, urethane, fiberglass, and plastics. Its flexible formulation ensures optimal adhesion and filling properties, making it an essential addition to your painting projects.

Key Applications: Suitable for use on steel, aluminum, plastic, SMC, and fiberglass.

Quick Properties:

  • 20 oz. aerosol can
  • Covers approximately 11 sq. ft. at a 2 mil DFT
  • Recommended coats: 2-3 medium wet coats
  • Dries to the touch in about 1 hour
  • Flash time of 5-10 minutes between coats

Expert Overview

The SEM High-Build Acrylic Primer Surfacer, part number 42013, is a grey primer designed for preparing various substrates before top-coating. This product is suitable for IT departments or facilities management teams that require a reliable primer for equipment maintenance or repair. It provides a flexible formulation that promotes adhesion and filling properties on materials such as steel, aluminum, urethane, fiberglass, and plastics. The primer is packaged in a 20 oz. aerosol can, covering approximately 11 sq. ft. at a 2 mil dry film thickness. It dries to the touch in about one hour, with a recommended application of 2-3 medium wet coats and a 5-10 minute flash time between coats. This product addresses the need for a versatile primer that ensures a smooth, sandable surface compatible with most refinish materials.

Technical Specifications

  • Superior adhesion for various surfaces
  • Excellent filling properties for a smooth finish
  • Compatible with multiple substrates including metal and plastic
  • Easy-to-sand surface for refinishing
  • Can be top-coated with most refinish materials

Product Details

  • Manufacturer:
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  • Updated:
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  • SEM
  • 42013
  • B000PKX16A
  • 646786420139
  • New
  • 1.6 lbs
  • 9 X 3 X 3
  • Today - Aug 23, 2026
  • Aug 11, 2025
Product Identifiers: Brand: Sem • Part #: 42013 • UPC: 646786420139 • ASIN: B000PKX16A • Category: Primers & Sealers

Frequently Asked Questions

What surfaces is this primer compatible with?

This primer is compatible with a variety of surfaces including steel, aluminum, urethane, fiberglass, plastic, and SMC. It offers superior adhesion for these diverse substrates.

What is the coverage area of one 20 oz. can?

One 20 oz. aerosol can of the SEM High-Build Acrylic Primer Surfacer covers approximately 11 square feet when applied at a 2 mil dry film thickness.

How many coats are recommended for optimal application?

For optimal application, 2-3 medium wet coats are recommended. A flash time of 5-10 minutes should be observed between coats.

Can this primer be painted over with other refinish materials?

Yes, this primer creates an easy-to-sand surface and can be top-coated with most refinish materials, making it suitable for subsequent painting projects.

42013 - Sem High-Build Acrylic Primer Surfacer - 20oz Can - Grey

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