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 work times, up to 1 hr and can be rapidly heat cured.
THE ESSENTIALS
At a glance
Product type
Adhesives & Repair
Application
For structural bonding
Available configurations
1
Manufacturer part numbers
57333
Sold by PBE Direct
1 selected container
WHY IT WORKS
Why this product
Heat-Ready Performance
This two-part epoxy adhesive delivers extended work times, up to 1 hr and can be rapidly heat cured.
Built for Shop Use
Higher impact strength versus traditional bonding adhesives
Protection Against Corrosion
Provides corrosion protection with lifetime warranty
Coating Performance
Room temperature curing (accelerated curing with heat)
CHOOSE WITH CONFIDENCE
Choose the correct repair-system component
Confirm the exact product role, package, and shop conditions before ordering.
Use only the activator, hardener, reducer, primer, or companion component named in the current TDS.
Plan substrate preparation, mix, pot life, flash, film build, and cure as one complete process.
WHAT YOU'LL RECEIVE
Options and package details
MPN
Customer choice
Sold by PBE Direct
UPC
57333
Single configuration
1 selected container
076308573331
COMPATIBILITY
Surface and system compatibility
Confirm the substrate and existing coating are approved in the current manufacturer TDS.
Do not substitute a visually similar hardener or system component because the mix ratio appears to match.
Follow the current TDS and SDS for preparation, application, cure, ventilation, and PPE.
QUICK ANSWERS
Common questions
What should I check before ordering 3M™ 57333 2-Part Impact Resistant Structural Adhesive, 450 mL Cartridge, Thick Paste, Silver Gray, 24 hr Curing?
Confirm the intended use, dimensions, system compatibility, and MPN before ordering.
What arrives when I order one?
One order adds one selected container. The table above shows the exact choice tied to each MPN.
What else do I need before applying it?
Check the current TDS for required hardener, activator, reducer, primer, applicator, and protective equipment. Similar-looking components are not automatically compatible.
What should I verify before using 3M™ 57333 2-Part Impact Resistant Structural Adhesive, 450 mL Cartridge, Thick Paste, Silver Gray, 24 hr Curing?
Confirm the selected MPN, application, required companion products or accessories, and current 3M instructions before use.