3M SKU: 7100050352
Lead Time: ~2 days
3M™ Impact Resistant Structural Adhesive (IRSA) is formulated for true automotive OEM specified structural bonding applications, excellent for collision absorption in steel structures and advanced lightweight aluminum alloys. This two part epoxy adhesive delivers extended worktimes – up to 1 hour – and can be rapidly heat cured. The adhesive changes from silver to purple as the adhesive cures.
Adheres to a wide variety of properly prepared steel and aluminum substrates. Can be weld bonded or rivet bonded within working time. Dispenses silver, color changes to purple to indicate proper mixing and curing process has begun. Has excellent shelf life opened or unopened, reducing unused product replacement costs. Higher impact strength versus traditional bonding adhesives. Provides corrosion protection with lifetime warranty. Recommended by many OEMs. Room temperature curing (accelerated curing with heat)