3M AF131-2-0.075 (1-ea-Roll)

Additional Product Information

Overview

3M AF131-2-0.075 is a modified epoxy, scrim-supported adhesive film developed for structural bonding in aerospace assemblies. It is widely used for honeycomb panel fabrication and metal-to-metal bonding where high strength and thermal durability are required. Maintenance and manufacturing teams rely on it for consistent bondline control, elevated temperature performance, and dependable long-term structural integrity.

Key Technical Specs for 3M AF131-2-0.075

• Type: Modified epoxy adhesive film with carrier scrim
• Size/Volume: Roll form, 0.075 in (1.9 mm) nominal thickness
• Color: Amber film
• Viscosity/Consistency: Tackified film adhesive
• Cure/Working Time: Cures from 350°F-450°F (177°C-232°C) depending on cycle
• Tensile/Peel Strength: High structural shear and peel strength for aerospace panels
• Shore Hardness: Rigid structural adhesive after cure
• Service Temperature: -67°F to 450°F (-55°C to 232°C)
• Typical Uses: Honeycomb sandwich panels, aluminum skins, composite-to-metal bonding
• Shelf Life: Typically stored frozen for extended shelf life (per manufacturer guidance)

Approvals & Specifications

• Qualified for aerospace structural bonding programs
• Commonly used in OEM and military aircraft manufacturing
• Low volatile loss (<1.5%) supports aerospace processing requirements

Typical Aircraft MRO / AOG Applications

• Repair of bonded honeycomb panels
• Metal-to-metal structural reinforcement
• Composite-to-aluminum secondary bonding
• Interior and exterior structural panel fabrication

Compatibility & Safety Notes

• Compatible with aluminum, titanium, and many composite substrates
• Requires controlled cure cycle and surface preparation
• Use appropriate heat-resistant gloves and ventilation during cure

Packaging & Procurement

• Supplied in roll format for panel layup
• Requires frozen storage prior to use
• Scrim carrier improves handling and placement

Why 3M AF131-2-0.075 is Chosen for AOG / MRO

• Reliable high-temperature structural performance
• Consistent bondline thickness
• Low volatile loss for aerospace compliance
• Trusted for critical bonded structures

Practical Suggestions for Your Team (AOG Mindset)

• Keep frozen stock available for structural panel repairs
• Verify cure equipment availability before AOG deployment
• Train technicians on film adhesive handling techniques

Manufacture / Aviation Spec Codes

• Manufacturer: 3M
• Product ID: AF131-2-0.075
• Aviation Structural Film Adhesive Classification

Alternative Names & Descriptions

• 3M AF131 Structural Film Adhesive
• AF131-2 Epoxy Film Adhesive
• 3M Honeycomb Bonding Film
• 3M Aerospace Epoxy Film