Phenalkamine Hardener DH-7003 / solvent-free / 200 kg drum Description 7003 modified phenalkamine, solvent-free curing agent intended for use as a low-temperature curing agent for liquid epoxy resin. It provides rapid curing under adverse conditions of high humidity and low temperature, together with yellowing resistance and excellent performance under high-humidity conditions. AHEW 100 supports heavy duty floor coating and self-levelling systems with a predictable mixing