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 aluminium 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.
- Formulated specifically for collision absorption in OEM-specified structural bonding applications
- Two-part epoxy bonds steel and automotive aluminium alloys, great for lightweight structures
- Can be weld-bonded or rivet-bonded immediately after application
- Affords long work times (up to 1 hour) to help ensure precise bond with fit-up
- Can be rapidly cured with heat (approx. 30 minutes)
- Silver-coloured adhesive turns purple as it cures, indicating when process has begun
- Excellent extreme temperature performance
- Corrosion inhibiting formula delivers lifetime corrosion protection
- OEM Recommended
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Adhesive Type
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Two-Part Epoxy
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Brand
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3M™
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Consistency
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Paste
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Container Size
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6.76 fl oz (US)
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Container Type
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Cartridge
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Cure Time
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24 Hours
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Handling Time
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5-10 Minutes
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Shelf Life in Months (from date of manufacture)
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12
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Volume (metric)
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200 mL
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Work Time
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60 Minutes
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