3M™ Scotch-Weld™ Epoxy Adhesive 2216 is a flexible, high strength epoxy adhesive for bonding many metals, woods, plastics, rubbers, and masonry products. It has a 2:3 mix ratio, 90 minute worklife and handling strength in 8 to 12 hours. 3M™ Scotch-Weld™ Epoxy Adhesive 2216 cures at room temperature and provides high strength bonds with exceptional performance in shear and peel. It can be used to bond rubber, metal, wood, most plastics and masory products. good environmental resistance.