3M Scotch-Weld epoxy adhesive 460 is a toughened, one-part epoxy adhesive with a 2:1 mix ratio, 60 min work life and handling strength in approximately 4 hr. This product provides a strong, durable bond to many surfaces. - Toughened for impact resistance and high fatigue resistance to withstand demanding conditions. Easy-to-mix and apply for straight forward application. High peel and shear strength for strong bonds in critical applications. 60 min work life allows sufficient time for adjustments.