3M Scotch-Weld 420NS Black Epoxy in 55 Gallon Drums - Part A & B

Bulk 3M Scotch-Weld 420NS Black Epoxy 55 Gallon Drums

This high-performance, two-part adhesive is specifically designed for industrial applications requiring durable, flexible bonds. This toughened epoxy features a 20-minute work life for precise positioning, with a non-sag formula that stays in place on vertical and overhead surfaces. Offering exceptional shear and peel strength, it withstands extreme temperatures, impact, and fatigue stresses, making it ideal for demanding environments in metalworking, carbon fiber bonding, and heavy-duty mounting.

Features and Benefits

• 55-Gallon (50-Gallon Net) Drum: Provides a large adhesive supply, ideal for large-scale industrial applications.
• High Shear and Peel Strength: Delivers durable, high-strength bonds capable of withstanding challenging conditions.
• Outstanding Environmental Performance: Maintains bond integrity under extreme temperatures and environmental stress.
• 20-Minute Work Life: Allows time for adjustments before curing begins, ideal for precise application.
• Non-Sag Formulation: Ensures adhesive stays where applied, suitable for vertical and overhead applications.
• Easy 2:1 Mixing Ratio: Simplifies application and ensures consistent results.

Specifications 

• Series: 3M Scotch-Weld DP420NS
• Type: Epoxy Adhesive
• Application: Structural Bonding
• Substrates: Metals, Ceramics, Wood, Glass, Many Composites and Plastics
• Color: Black
• Package Size: 55 Gallon Drum (50 Gallon Net)
• Mix Ratio by Volume (B:A): 2:1
• Shore D Hardness (ASTM D2240): 85
• Open Time: 20 Minutes
• Set Time: 120 Minutes
• Work Life: 20 Minutes - Depending on Amount Applied
• Shear Strength: 4,500 psi
• Storage Temperature: 60°F to 80°F (16°C to 27°C)
• Certifications: UL 94 HB Certified

Note: All results are based on testing at 72°F (22°C), unless stated otherwise.