PPG DESOFILL® HS Sanding Surfacer

PPG Desofill HS CA8620G is a chromate-free*, chemically cured, chemical and solvent resistant polyurethane sanding surfacer. CA8620G is designed to fill in the irregularities and surface defects commonly experienced on aluminum, fiber glass, and composite surfaces.

  • High solids, low VOC
  • Corrosion resistant primer required when applied on aluminum substrates
  • Compatible with PPG DESOTHANE® HS topcoats
  • Excellent adhesion
  • High build
  • Excellent fluid resistance
  • Service temperature -65°F to 350°F (-54°C to 177°C)

Discover the Future of Flight

Have questions or need support for your aerospace project? Contact PPG’s aerospace team today for guidance and tailored solutions.

*Chromium is not intentionally added in the formulation of this product. PPG’s “chrome-free” statement is based on our knowledge of the product formulation.