West System Slow Hardener .6 lbs 7 oz Engine Cooling Extinguishing agent is corrosive to

Extinguishing agent is corrosive to metal and electronics

versatile epoxy that is conveniently prethickened for permanent waterproof bonding of plastic

UL rated 5-B:C

This gives G/flex 655 the ability to make structural bonds that can absorb the stress of expansion

West System Slow Hardener .6 lbs 7 oz Engine Cooling Extinguishing agent is corrosive to206 Slow Hardener is a low viscosity epoxy curing agent for use when extended working and cure time is needed or to provide adequate working time at higher temperatures. When combined with 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.