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FP401-4 Acrylic Primer, 1 qt Can, Gray, 1:1 Mixing - Martin Senour Paints

Part #: FP401-4

The Martin Senour Paints FP401-4 Acrylic Primer Surfacer is engineered for professional automotive and industrial applications, providing a reliable foundation for flawless finishes. This fast-drying, easy-sanding primer offers exceptional adhesion and superior filling characteristics, streamlining your workflow. Its advanced formulation ensures outstanding feather-edging and excellent color holdout, critical for achieving high-quality, durable results.

Key Features

  • Fast-Drying Formula: Expedites repair processes, allowing for quicker sanding and topcoat application.
  • Effortless Sanding: Designed for easy sanding, minimizing effort and promoting a smooth surface finish.
  • Superior Adhesion: Provides excellent bond to various substrates, ensuring long-lasting paint adhesion.
  • Outstanding Filling Properties: Effectively fills minor imperfections, creating a uniform surface for topcoats.
  • Exceptional Feather-Edging: Allows for seamless transitions between primed and unprimed areas, preventing visible repair lines.
  • Reliable Color Holdout: Ensures consistent topcoat gloss and color appearance without absorption.
  • Resistance to Sand Scratch Swelling: Maintains surface integrity, preventing imperfections from reappearing after sanding.
  • Convenient 1:1 Mixing Ratio: Simplifies preparation with a straightforward mixing ratio for consistent performance.

Applications

The FP401-4 Acrylic Primer is ideal for professional technicians and mechanics engaged in automotive refinishing, body repair, and general industrial coating projects. It serves as an excellent base coat for preparing metal, plastic, and fiberglass surfaces on vehicles, equipment, and other components requiring a smooth, durable, and uniform foundation before applying a final topcoat. This gray primer is suitable for a wide range of repair and restoration tasks, ensuring optimal adhesion and finish quality.

We have 181 in stock
List: $57.22 Save: $23.32

$33.90

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This product was added to our catalog on Friday 12 June, 2026.