3M Scotch-Weld 420 Off-White Epoxy in 5 Gallon Pails

SKU: 3M 00021200822391

Manufacturer Part #: 7100001144

Previous Part #: 62338085301

UPC: 00021200822391

⚠️ Limited supply.

Product Highlights

  • Type: Epoxy
  • Brand: 3M
  • Color: Off White
  • Adhesive Ratio: 2:1
  • Set Speed: Medium
  • Bonds: Metal, Wood, General
  • Properties: Toughened, Impact and Shock Resistant

About 3M Scotch-Weld 420 Off-White Epoxy

3M™ Scotch-Weld™ Epoxy Adhesive DP420 Off-White is a toughened, two-part epoxy structural adhesive that provides good strength along with high impact and fatigue resistance to meet demanding bonding challenges. 3M™ Scotch-Weld Epoxy Adhesive DP420 Off-White can replace mechanical fasteners, screws, rivets, and spot welds in many applications.


  • High peel and shear strength maintains a lasting bond at high and low temperatures
  • Toughened for impact and fatigue resistance
  • 20-minute work life provides time for positioning and adjustment
  • Adhesive cures at room temperature, making it a convenient and easy-to-use solution for challenging applications
  • Reaches high strength quickly with heat cure
  • This product is off-white

Recommended Applications

  • Small joint assembly
  • Heavy-duty mounting assembly
  • Metalworking
  • Carbon fiber epoxy bonding


Container Size  5.0 Gallon
Flame Retardant UL94 HB
Full Cure Time  24 Hours @ 72 F (22 C)
Hardness 75-80 Shore D
Indoor/Outdoor Both
Mix Ratio (Base:Accelerator) 2:1
Open Time 20 minutes @ 72 F (22 C)
Color Off-White
Set Time 2 Hour
Shear Strength 4500.0 psi
Viscosity Range (cps) at Room Temperature (PART A)
Viscosity Range (cps) at Room Temperature (PART B)


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