Master Bond Supreme 112 is a two-part epoxy for bonding, sealing, potting, and impregnation applications.
Is heat-curable with a viscosity of 50-200cps and an open time of 2-3 days at room temp. for a 100gm batch. Features a glass transition temp. of 190-195°C. Is serviceable up to 288°C (550°F). Bonds well to metals, composites, glass and ceramics. Withstands thermal cycling and mechanical stresses. Retains electrical insulation properties at elevated temp. Has a mix ratio of 100:70 by weight. Requires a three-step oven curing process of 1-2 hr. at 200°F, 3-4 hr. at 250°F and 4-6 hr. at 300°F.