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3M™ Scotch-Weld™ Structural Epoxy Adhesive EC-9323 B/A

3M EC-9323 B/A Scotch-Weld Structural Epoxy Adhesive, kit 1 litre, red-orange

3M
04046719807819
7000080436
€206.30
Availability: Available unless sold

3M Scotch-Weld Structural Epoxy Adhesive EC-9323 B/A is a two component epoxy paste adhesive which cures at room temperature or with mild heat to form a tough, impact resistant structural bond.

It has an excellent adhesion to a wide variety of substrates such as metals, glass, ceramics and plastics, incl. GFRP and CFRP.

Kit 1 litre, Colour of part B is off white, part A red-purple to dark violet

Please contact us before ordering to check the availability - delivery in 20/40 working days from order date.

Requires ADR transport

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3M™ Scotch-Weld™ EC-9323 B/A High-Performance Structural Epoxy Adhesive

3M™ Scotch-Weld™ EC-9323 B/A is a high-performance, two-component structural epoxy adhesive designed for advanced bonding applications in industrial and aerospace applications.

This formulation delivers extremely high shear strength, peel resistance, and durability, even under extreme mechanical loads, thermal cycling, and harsh environmental conditions.

Its thixotropic paste formulation ensures controlled application on vertical or complex surfaces, making it ideal for precision structural assemblies in demanding industrial sectors.

Once cured, it forms a high-strength, impact-resistant bond on a wide range of substrates, including metals, composites, ceramics, and engineering plastics.

Main features

3M™ EC-9323 B/A is designed for high-end industrial and aerospace applications where maximum strength, durability and environmental resistance are required.

Recommended for:

  • Aerospace manufacturing
  • Advanced composite bonding
  • High-load structural assemblies
  • Engineering and R&D departments
  • OEM and Tier suppliers

It's ideal when you need:

  • Extremely high structural performance
  • Long working time for complex assemblies
  • Resistance to harsh chemicals and environments
  • Reliable bonding under dynamic loads and fatigue
  • Certified-level performance for critical applications

Suitable for high-performance industrial supply especially in aerospace, transportation and advanced engineering sectors.

Technical features and benefits for industrial applications

  • Extremely high shear and peel strength for structural joints
  • Excellent resistance to impact and dynamic loads
  • Outstanding chemical and environmental resistance (fuels, oils, humidity)
  • Wide operating temperature range 
  • Long working time (~120–150 min) for complex assemblies
  • Thixotropic non-sag formulation for vertical applications
  • Room temperature cure or accelerated heat curing

        This makes EC-9323 one of the most suitable adhesives for high-reliability structural bonding.

        Technical specifications

        Property Value
        Technology Toughened structural epoxy (2-component)
        Mixing ratio 100:30
        Working time ~120 - 150 min
        Handling time ~4 - 5 hours
        Full cure Up to 14 days at room temperature
        Color Off white (base) / red-orange (hardener)

        Material Compatibility

        EC-9323 B/A bonds reliably to:

        • Aluminum, steel and stainless steel
        • Carbon fiber (CFRP) and fiberglass (GFRP)
        • Ceramics and glass
        • Engineering plastics and laminates

                          It is specifically designed for multi-material structural bonding in advanced engineering environments.

                          Typical Industrial & Aerospace Applications

                          Aerospace & Advanced Engineering

                          • Structural bonding of aircraft components
                          • Composite-to-metal bonding (CFRP / GFRP)
                          • High-performance lightweight structures

                              Industrial Manufacturing & OEM

                              • Structural bonding in heavy-duty assemblies
                              • Precision bonding in engineered systems
                              • Replacement of mechanical fastening in critical joints

                                  Transportation & Automotive

                                  • Structural components under dynamic load
                                  • Metal-composite hybrid assemblies
                                  • High-strength bonding in performance vehicles

                                      Composites & Advanced Materials

                                      • Bonding carbon fiber and fiberglass panels
                                      • Laminated structural components
                                      • Reinforced engineering structures

                                      Frequently asked questions (FAQ)

                                      Q: Is EC-9323 suitable for aerospace structural bonding?

                                      A: Yes. EC-9323 is widely used in aerospace and advanced engineering thanks to its high shear strength, fatigue resistance and environmental durability.

                                      Q: Can EC-9323 bond carbon fiber to metal?

                                      A: Yes. It is specifically designed for bonding composites such as CFRP and GFRP to metals like aluminum and steel in structural applications.

                                      Q: Why choose EC-9323 instead of standard epoxy adhesives?

                                      A: Compared to standard epoxies, EC-9323 offers:
                                      • Higher mechanical strength
                                      • Better resistance to fatigue and impact
                                      • Longer working time for complex assemblies
                                      • Superior resistance to chemicals and environmental stress

                                      Data sheet

                                      Brand
                                      3M
                                      Format
                                      kit 2 case 1total 1 l
                                      Colour
                                      Red orange
                                      Units per package
                                      1 kit - 1l
                                      Type of price
                                      per KIT
                                      Status
                                      B