3M Scotch-Weld Epoxy Adhesive DP420LH delivers exceptional bonding strength for demanding industrial applications. This two-part epoxy structural adhesive offers high peel and shear strength, maintaining its bond in extreme temperatures. Ideal for electronics manufacturing, metalworking, and heavy-duty assembly, it provides a reliable solution for joining, gluing, and structural bonding across various substrates.
Key Features and Benefits
- High-Temperature Resistance: Withstands paint bake operations up to 400°F for 60 minutes, ensuring lasting bonds in challenging environments.
- Toughened Formula: Enhanced impact and fatigue resistance for long-term durability in high-stress applications.
- Versatile Substrate Compatibility: Excellent adhesion to anodized aluminum, stainless steel, composites, and plastics.
- Low Halogen Classification: Meets IEC 61249-2-21 Standard, making it suitable for sensitive electronic applications.
- Convenient Application: 20-minute work life allows for precise positioning and adjustment before curing.
Product Details
This 3M Scotch-Weld Epoxy Adhesive DP420LH comes in a 5-gallon container (Part A) and features a 2:1 mix ratio. It reaches handling strength in approximately two hours and fully cures in 24 hours at 72°F (22°C). The adhesive dispenses as a medium viscosity liquid for easy, controlled application.
Applications
Ideal for small joint assembly, heavy-duty mounting, metalworking, and carbon fiber epoxy bonding. This versatile adhesive excels in industries requiring high-performance bonding solutions, including electronics, automotive, and aerospace manufacturing.
Usage Tips
For optimal results, use with 3M dispensing equipment for accurate metering, mixing, and dispensing. Ensure surfaces are clean and dry before application. Allow full cure time for maximum bond strength, especially in high-stress applications.
Why Choose 3M Scotch-Weld Epoxy Adhesive DP420LH?
This industrial-grade adhesive offers a unique combination of strength, durability, and versatility. Its ability to maintain bonds under extreme conditions, coupled with its toughened formula and low halogen classification, makes it an ideal choice for critical bonding applications across various industries. By choosing 3M Scotch-Weld Epoxy Adhesive DP420LH, you're investing in a reliable, high-performance bonding solution backed by 3M's expertise in adhesive technology.
For detailed usage instructions and product specifications, please refer to the manufacturer's documentation or contact our customer support team.
Product ID: Scotch-Weld 420LH UPC: 00-051111-07276-9, 00051111072769 Stock ID: 62-2918-8530-9, 62291885309
Brand : Scotch-Weld
Color : Off-White
Container Volume : 5 Gallon (US)
Full Cure : 24 hours @ 72 F (22 C)
Hardness : 75-80 Shore D
Mix Ratio Volume Base:Accelerator : 12/31/1899 2:01:00 AM
Peel Strength at 72 Degrees F (22 Degrees C) : 50 Pound Per Inch (Of Width)
Product Form : Gallon
Push To GSDB : True
Shear Strength at 72 Degrees F (22 Degrees C) : 4500 Pound-Force Per Square Inch
Shelf Life : 24 Month
Specific Gravity : 9.5 Pound Per Gallon (US)
Storage Temperature : 72 Degree Fahrenheit
Time to Handling Strength : 2 Hour
Units per Pallet : 180 Gallon
Harmonizing Code : 3824902800
ECCN : EAR99