These Hardeners are part of a TWO PART system that works ONLY in conjunction with West System 105 Resin.
205 and 206 Hardeners, 5:1 System
WEST SYSTEM 205 FAST HARDENER
WEST SYSTEM 205 is used at lower temperatures to produce a rapid cure that develops its physical properties quickly at room temperature.
205
- Pot Life at 72°F (22°C): 9 to 12 minutes
- Cure to a solid state: 6 to 8 hours
- Cure to maximum strength: 1 to 4 days
- Minimum recommended temperature: 40°F (4°C)
WEST SYSTEM 206 SLOW HARDENER
WEST SYSTEM 206 is used for the majority of construction situations, and gives extended working and cure times while still developing it’s physical properties at room temperature.
206
- Pot life at 72°F (22°C): 20 to 25 minutes
- Cure to a solid state: 10 to 15 hours
- Cure to maximum strength: 1 to 4 days
- Minimum recommended temperature: 60°F (16°C)
