HWD-115 is a high viscosity polyamide resin characterized by good compatibility and excellent flexibility and adhesive strength. epoxy hardener HWD-115 is used for adhesive, coating, Zinc rich paint, abrasive paper and other usage. Performance: Less toxicity. Wider range of mixing ratio as compared with aliphatic polyamines. Longer pot life as compared with aliphatic polyamines. Excellent flexibility, adhesive and impact strength, and good corrosive resistance. Good water and