3M SCOTCH-WELD-EC-3532-B/A (4-oz-Kit)
Total Available Stock: 75
Introducing 3M SCOTCH-WELD-EC-3532-B/A, a two-component urethane structural adhesive for bonding metals, plastics, and composites. Supplied in a 4-oz (118 mL) kit with a short pot life (5-15 min at 24°C), non-sag properties, and room-temperature cure. Ideal for AOG and MRO operations, bonding clips, brackets, and fittings with impact-resistant, flexible, structural bonds. Recommended with 3M EC-3901 primer for maximum moisture and salt spray resistance.
Information
Additional Product Information
Overview
3M Scotch-Weld EC-3532-B/A is a two-part urethane adhesive designed for structural bonding of metals, composites, and plastics. Trusted by aircraft engineers and MRO teams, it provides high strength, flexibility, and impact resistance in demanding operational environments, making it suitable for urgent AOG repairs.
Key Technical Specifications
- Mix ratio: 100:109 by weight; 100:100 by volume
- Work life: Approximately 5-15 minutes at 24°C
- Full cure: ~24 hours at 24°C
- Shear strength: ~2,200 psi at 24°C
- Temperature behavior: Maintains flexibility at low temperatures
Approvals & Specifications
- Surface preparation: Abrasion and solvent cleaning recommended
- Primer: EC-3901 advised for metal substrates
- Bondline control: ~0.005"
Typical Aircraft MRO / AOG Applications
- Structural and secondary structure bonding
- Dissimilar material bonding (metal to composite or plastic)
- Impact-resistant fillets and repairs
Compatibility & Safety Notes
- Bonds primed metals, plastics, and composites
- Use PPE; consult SDS for sensitization and toxicity guidance
Packaging & Procurement
- 4-oz (118 mL) two-part kit with batch traceability
Why Chosen for AOG / MRO
- High structural strength with non-sag application
- Compact kit minimizes waste and supports rapid response
Practical Suggestions for Maintenance Teams
- Keep spare kits in AOG lockers
- Control mix ratio and bondline thickness carefully
- Document batch and expiry on job cards
Manufacture & Aviation Spec Codes
- Manufacturer: 3M Aerospace
- Product code: EC-3532 B/A
- ECCN: EAR99
Alternative Names & Common Descriptions
- 3M EC-3532
- Scotch-Weld 3532 B/A
- Urethane Adhesive EC-3532
Restrictions
Recommended Alternatives
Shipping Information
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