3M Scotch-Weld Epoxy Adhesive DP420 is a high-performance, two-part epoxy adhesive offering outstanding shear and peel adhesion and very high levels of durability, with outstanding environmental performance and easy mixing from Duo-Pak cartridges.
Features
- Mix ratio B:A = 2:1 by volume
- Work life 20 minutes (10 g at 23 °C)
- High shear and peel strength; outstanding environmental performance
- Hardness 75–80 Shore D
- Off-white grade recognised as meeting UL 94 HB
- Overlap shear on aluminium 4,500 psi after 24 h at 23 °C (DP420 Black)
Applications
- Bonding metals such as aluminium, steel and copper
- Bonding plastics such as ABS, PVC, polycarbonate, acrylic and FRP
Notes
- Available as DP420 Black, Off-White, NS Black (controlled flow) and LH (low halogen).
| Packing | 50 ML |