3M™ Scotch-Weld™ Epoxy Structural Adhesive 7271 B/A is a two-part, 1:1 mix ratio, epoxy/acrylate hybrid structural adhesive with a 12 minute work-life. It exhibits excellent shear and tensile strengths along with high temperature performance and durability. 3M™ Scotch-Weld™ Epoxy Structural Adhesive 7271 B/A contains glass beads for perfect control of minimal bond line thickness