Polyamide curing agent DH-115S for epoxy mastic thick film coating Description DH-115S is a polyamide curing agent designed for epoxy mastic and thick film coating systems. It provides strong adhesion, long pot life, and dependable chemical and water resistance in high-build films. Suitable for edge retention and corrosion protection on steel and concrete surfaces. Specifications DH-115S Unit Value Appearance / Amber liquid Color Gardener 9 max A.H.E. W g/eq 200 Amine value