3M SCOTCH-WELD-DP620NS (48.5ML-DUO-PAK)

Additional Product Information

Overview

3M Scotch-Weld Urethane Adhesive DP620NS Black is a two-component, rapid-setting polyurethane adhesive. It is widely used in aviation and MRO for bonding metals, plastics, and composite materials, offering teams reliable performance in both structural and general assembly tasks. Trusted for its strong adhesion and low shrinkage, this adhesive supports quick turnaround and consistent results for maintenance and repair operations.

Key Technical Specs for 3M Scotch-Weld Urethane Adhesive DP620NS Black

• Type: Two-component polyurethane adhesive
• Size/Volume: 48.5 ml duo-pak cartridge
• Color: Black
• Viscosity/Consistency: Base 3000 6000 cP, Accelerator 1000 5000 cP at 23 C
• Cure/Working Time: Open time 20 minutes; handling strength in 4 hours at 23 C
• Tensile/Peel Strength: Overlap shear up to 2,880 psi on aluminum; Bell peel 30 lb/in
• Shore Hardness: D 50
• Service Temperature: -51 C to 121 C (-60 F to 250 F)
• Typical Uses: Prototype building, bonding dissimilar substrates, structural sealing
• Shelf Life: 18 months from date of manufacture when stored at 16 27 C (60 80 F) and 40 60% RH

Approvals & Specifications

• Manufactured under 3M ISO 9001 quality system
• Complies with industrial adhesive standards (ASTM D1002, ISO 4587, ASTM D2240)
• Not specifically designed for certain automotive electric powertrain or high voltage applications

Typical Aircraft MRO / AOG Applications

• Bonding structural and non-structural components in aircraft interiors
• Repair and assembly of composite panels
• Adhesive sealing for lightweight assemblies and prototype fixtures
• Fast turnaround repairs during AOG events

Compatibility & Safety Notes

• Compatible with metals, ABS, PC, PMMA, PVC, and fiber-reinforced plastics
• Use appropriate PPE: gloves, eye protection, and ventilation
• Ensure surfaces are clean, dry, and properly abraded or solvent-wiped for best adhesion
• Follow chemical handling guidelines when using MEK, IPA, or Oakite degreasing solutions

Packaging & Procurement

• Supplied in 48.5 ml duo-pak cartridges for the 3M EPX Applicator System
• Dual-syringe system allows bubble-free, non-sag dispensing
• Store in original packaging at 16 27 C (60 80 F) away from direct sunlight
• Easy to use on production lines or for intermittent repairs

Why 3M Scotch-Weld Urethane Adhesive DP620NS Black is Chosen for AOG / MRO

• Rapid setting and handling strength for faster repair cycles
• Reliable adhesion across multiple substrates and environmental conditions
• Versatile for both structural and general bonding tasks
• Portable duo-pak cartridge system supports field and line maintenance

Practical Suggestions for Your Team (AOG Mindset)

• Keep stocked cartridges for rapid deployment during AOG events
• Train personnel on surface preparation and proper EPX applicator usage
• Use on freshly cleaned surfaces to maximize bond strength and durability
• Maintain ambient storage conditions to ensure adhesive longevity

Manufacture / Aviation Spec Codes

• Manufacturer: 3M
• Product ID: DP620NS Black
• ISO: 9001 certified production
• MIL/OEM/Export Codes: N/A (industrial grade adhesive)

Alternative Names & Descriptions

• 3M DP620NS Black Urethane Adhesive
• 3M Scotch-Weld DP620NS
• 3M Dual-Component Polyurethane DP620NS
• 3M DP620NS Structural Adhesive
• 3M EPX Applicator Adhesive Cartridge