Formulated for high-performance bonding, sealing, and casting, Type EP21TDC-4HT epoxy compound resists vibration, impact, and shock. It can be room temperature or heat-cured. High physical strength properties include tensile strength of 8,250 psi, tensile shear strength of more than 2,800 psi, and peel strength exceeding 36 pli at 25°C. Providing volume resistivity greater than 1,014 W-cm, 2-part epoxy bonds with metals, glass, ceramics, wood, vulcanized rubbers, and most plastics.