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3M DP420

3M DP420 Epoxy Adhesives are high-performance, two-part epoxy adhesives offering outstanding shear and peel adhesion, and very high levels of durability.

  • Adhesive Type: Epoxy
  • Application: Hard Disk Drive Component Assembly, Potting, Bonding
  • Product Color: Black
  • DP420 is a toughened, two-part epoxy structural adhesive that provides high impact and fatigue resistance to meet demanding bonding challenges.
  • It works well on a variety of substrates, such as metals, ceramics, glass, many composites, and plastics.
  • This adhesive can replace mechanical fasteners, screws, rivets, and spot welds in many applications.
  • It can be used in joining, gluing, potting, panel bonding, and structural bonding in sporting goods, metalworking, and general industrial and transportation segments.
  • The mix ratio is 2:1 and provides 20 minutes of work-life, allowing time to adjust for the desired fit prior to curing.
  • This adhesive reaches handling strength in approximately two hours and is fully cured in 24 hours at 72 °F (22 °C).
  • It maintains bond strength and can withstand paint bake operations up to 400 °F for 60 minutes.
  • When using this, or other Duo-Pak (DP) size adhesives, rely on 3M Applicators for convenient and accurate metering, mixing, and dispensing.

3M DP420 Features

  • High shear strength
  • High peel strength
  • Outstanding environmental performance
  • Easy mixing
  • 20 minute work life

3M DP420 Applications

  • This adhesive can replace mechanical fasteners, screws, rivets, and spot welds in many applications.
  • It can be used in joining, gluing, potting, panel bonding, and structural bonding in sporting goods, metalworking, and general industrial and transportation segments.

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    We provide standardized adhesive tapes as well as customized services from coating to die-cutting. 

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