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West System 205 Fast Hardener is a low-viscosity epoxy curing agent for use when shorter working and cure time is needed or to provide adequate working time at cooler temperatures.
At 72-degrees, 205 Fast Hardener will have a 9-12 minute Pot Life. When combined with WEST 105 Resin in a five-part resin to one-part hardener ratio, the cured resin/hardener mixture yields a rigid, high-strength, moisture-resistant solid with excellent bonding and coating properties.
Not intended for clear coating.
|Mix Ratio, Resin:Hardener||5:1 by weight or volume|
|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)|
|Pumps required||WSY 300, 306-25 or 309|
February 28, 2022
Have used West System for 30 years
November 23, 2021
This being my first time using West System, I couldn't be happier. Using the metering pumps was so much easier than trying to measure out exact volumes. The project came out very good.
June 5, 2021
I recommend this in warmer weather, gives more working time than the fast hardener
April 16, 2020
For cooler weather
April 16, 2020
February 21, 2016
October 11, 2015
West system epoxy is the best, the service frome Jamestown Dist. exceeded expectations. Thanks
May 8, 2015
Fantastic epoxy. This will hold up to anything!
March 17, 2014
A very dependable product. I've used it in many different applications and has never let me down.
May 7, 2013
If 17th and 18th century English Admiralty shipbuilders could have used epoxy for frigates, man-o-wars, ships of the line, they would have.
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