HS-421 Primer

Category: Tags: , , ,


Endura HS-421 Primer is a two-component acrylic urethane primer designed for spray application. It is designed as an automotive primer for previously painted surfaces. It has high build capability and is easily sanded. HS-421 Primer can also be used directly over properly prepared wood, fiberglass, and polyester fillers.
  • High build up to 10 mils Dry Film Thickness
  • Easy sanding after as little as two hours
  • Formulated to fill imperfections in rough or porous surfaces
HS-421 primer must be sealed before application of topcoat.

Product Overview

Part NumbersComponent A: FEA0313 | Component B: FUB0100 (4:1)
Service ConditionsMedium Duty Primer
Recommended DFT2-4 mils DFT
Volume Solids (%)48%
Recommended SectorMarine, Automotive

Additional Product Information

HS-421 Technical Data Sheet
SDS Components A [FEA0313]
SDS component B [FUB0100]
Quickstart Application Guide