Suitable for use in extreme environments with temperatures from -80°F to +425°F, Supreme 33 reliable resists thermal cycling, thermal shock, and impact. The two-component epoxy has a mix ratio of 100 to 70 by weight or 1 to 1 by volume. It cures at room temperature in 48 to 72 hours. For optimal performance, the suggested schedule is curing overnight at room temperature followed by 2 to 3 hours at 150°F to 200°F. Other features include a shear strength over 2,500 psi, a tensile shear strength greater than 7,500 psi, and a T-peel strength exceeding 15 pli. MASTER BOND INC., Hackensack, NJ. (201) 343-8983.