... epoxy curing agent, epoxy hardener, no outgrowth, no toxicity, nice adhesive, flexibility, insulation, water-proof, anti-corrosi ZY-5010 Cashew oil epoxy ... hardener[Low cost economical epoxy hardener][especially for epoxy floor primer, middle coating ... It has nice compatibility with epoxy resin, quick hardening feature without curing, obviouslow surface tension and nice ...