Elan-Tron potting compound is a two-component, general-purpose, flexible, filled polyurethane resin system. It has excellent thermal shock characteristics and polyurethane resins cure at room temperature and provide low temperature flexibility. - Two-component, general-purpose, flexible, filled polyurethane resin system with 100:33.3 mix ratio. Polyurethane resins cure at room temperature and provide low temperature flexibility and excellent thermal shock characteristics.