Availability in duo-pack cartridges or in bulk for machine dispensing cures at room temperature for bracket bonding Excellent shear and peel strength on a variety of substrates Good environmental and aging resistance 3M™ Scotch-Weld™ Structural Epoxy Adhesive EC-7256 B/A is a two-part epoxy-based structural adhesive combining high mechanical strength, excellent toughness and rapid cure rate at room temperature. Excellent adhesion characteristics to aircraft interior substrates including thermoplastics.