3M SCOTCH-WELD-EC-2216-B/A-GREY (1.6-Ltr-Kit)

Additional Product Information

MRO teams and aircraft engineers across the aviation industry rely on 3M SCOTCH-WELD-EC-2216-B/A-GREY because it delivers exceptional strength, flexibility and resistance to vibration, moisture and extreme temperatures, making it ideal for both structural and component bonding. From military jets to commercial airliners carrying millions of passengers each year, engineers trust this two-part epoxy to maintain safety and performance under the most demanding conditions. Its room-temperature cure with optional heat acceleration allows rapid application during urgent AOG situations, minimizing downtime and keeping aircraft operational. For reliability, versatility and proven performance in critical aerospace applications, 3M SCOTCH-WELD-EC-2216-B/A-GREY is the adhesive that keeps MRO operations running smoothly.

Key Technical Specs for 3M SCOTCH-WELD-EC-2216-B/A-GREY

• Type: Two-part, flexible epoxy adhesive
• Mix Ratio: 2:3 by volume; 5:7 by weight
• Working Time: ~90 minutes at 24°C (75°F)
• Full Cure Time: 7 days at room temperature; 30 minutes at 93°C (200°F) for accelerated cure
• Shear Strength: ~3,200 psi (22.1 MPa) at 24°C (75°F)
• Peel Strength: ~25 piw at 24°C (75°F)
• Service Temperature Range: -55°C to 121°C (-67°F to 250°F)
• Viscosity: Part A: 75,000–150,000 cP; Part B: 40,000–80,000 cP
• Packaging: 1.6 Ltr (1.69 qt) kit

Approvals & Specifications for 3M SCOTCH-WELD-EC-2216-B/A-GREY

• Military / Aerospace Specs: MIL-A-82720, DOD-A-82720
• OEM Usage: Approved for use in both commercial and military aircraft structures
• Aerospace Applications: Structural bonding, composite edge sealing, bonding electrical assemblies

Typical Aircraft MRO / AOG Applications for 3M SCOTCH-WELD-EC-2216-B/A-GREY

• Essential for bonding components in aircraft wings, fuselage, control surfaces and interior structures
• Provides rapid, high-strength repairs in AOG scenarios to minimize downtime
• Holding stock ensures MRO teams and ground crew can respond immediately to urgent repair requirements

Compatibility & Safety Notes for 3M SCOTCH-WELD-EC-2216-B/A-GREY

• Surfaces must be clean, dry and free of contaminants
• Avoid extremely low temperatures (<10°C / 50°F) or high humidity during application
• Use in well-ventilated areas with appropriate PPE
• Stable in storage; store in a cool, dry place away from direct sunlight

Packaging & Procurement for 3M SCOTCH-WELD-EC-2216-B/A-GREY (matched to the Aerospheres page and common market packs)

• 1.6 Ltr (1.69 qt) kit with separate Part A and Part B components
• Easy to store, handle and mix for precise ratios
• Available through authorized distributors such as Aerospheres

Why 3M SCOTCH-WELD-EC-2216-B/A-GREY is Chosen for AOG / MRO

• High-strength, flexible bonding suitable for high-stress areas
• Resistant to vibration, moisture and thermal cycling
• Room-temperature cure with optional heat acceleration enables fast AOG repairs
• Versatile across metals, composites and aerospace-grade plastics

Practical Suggestions for Your Team (AOG mindset) for 3M SCOTCH-WELD-EC-2216-B/A-GREY

• Always stock at least one kit per MRO location for rapid repairs
• Pre-plan surface preparation materials (cleaners, abrasion tools) to minimize repair time
• Use during scheduled maintenance for both structural and component bonding to reduce aircraft downtime

Manufacture / Aviation Spec Codes for 3M SCOTCH-WELD-EC-2216-B/A-GREY

• Manufacturer: 3M Company
• Aviation Specs: MIL-A-82720, DOD-A-82720
• OEM Usage: Approved and used by Boeing, Airbus, Lockheed Martin and other aerospace manufacturers

Alternative Names & Descriptions for 3M SCOTCH-WELD-EC-2216-B/A-GREY

• 3M Scotch-Weld Epoxy Adhesive 2216 B/A Gray
• 3M 2216 B/A Gray Epoxy
• 3M Scotch-Weld 2216 Two-Part Epoxy
• 2216 RTV Adhesive for Aerospace Applications