High Performance Lining

General Description

DUROMAR HPL-4320-XC is a more chemical resistant version of the HPL-4320 designed for constant immersion in high concentrations of sulfuric and other inorganic acids. Although it can be applied by hand in small areas, it is most efficiently applied using plural component spray equipment. Requires elevated temperature cure.

Chemical Description

Multi-functional epoxy with a uniquely modified cycloaliphatic amine hardener.


Components: 2
Solids by Weight: 100%
Mix Ratio by Weight: 5.2:1 (B/A)
Mix Ratio by Volume: 4:1 (B/A)
Working Time: 15 minutes @ 70°F
Recoat Time (min/max): 3-24 hours @ 70°F
Functional Cure: 48 hours @ 70°F
Full Cure: 168 hours @ 70°F

Application Equipment

  • Brush/Roller
  • Plural Component Sprayer