Description
WEST SYSTEM®205 Fast Hardener is a medium-viscosity epoxy curing agent. It can be used in a majority of situations, even at lower temperatures to produce a rapid cure that develops its physical properties quickly at room temperature.
When mixed with the 105 Resin in a five-part resin to one-part hardener ratio, the cured mixture yields a rigid, high-strength, moisture-resistant solid with excellent bonding and coating properties.
Not intended for clear coating.
Pot Life at 22°C – 9 to 12 minutes
Cures to a solid state: 6 to 8 hours
Cures to maximum strength: 1 to 4 days
Minimum recommended temperature: 4°C
Mixing ratio:
When used with Fast Hardener 205, or Slow Hardener 206, the ratio is 5 parts resin to 1 part hardener.
When used with the Clear 207 hardener, the ratio is 3 parts resin to 1 part hardener.
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