3M™ Scotch-Weld™ Epoxy Adhesive 2214 Hi-Temp is designed to provide high strength, high temperature resistance and smooth bond lines. This aluminum-filled product is designed for use where higher strengths are required between 180°F to 350°F (82°C to 177°C), especially on steel. - 3M Scotch-Weld high temperature flame retardant epoxy adhesive 2214 products are one-part, 250 °F (121 °C) curing 100% solids. These epoxy adhesives have a paste-like consistency, designed for bonding metals and some high temperature plastics such as carbon fiber epoxy composites and phenolics.