West System 209-SB Extra Slow Hardener
- ... 20 to 24 hours. Cure to a solid state at 95°F (35°C) in 6 to 8 hours. Reaches maximum strength at 72°F in 4 to 9 days Minimum recommended working temperature is 70°F (21°C)..
- PAIR WITH WEST SYSTEM 105-B Epoxy Resin. Blend with with WEST SYSTEM 105 Epoxy Resin at a 3-parts resin to 1-part hardener ratio..
- EASILY MODIFIED with WEST SYSTEM Fillers, Additives, and Pigments to suit the job at hand, whether coating, applying fiberglass, structural bonding, or fairing. Not intended for clear coating..