3M 4085 Urethane Foam Tapes

  • 0.045 in (1.1 mm) thickness
  • 740 acrylic adhesive
  • Carrier-polyurethane foam
  • Tan DK paper liner


3M™ Double Coated Urethane Foam Tape 4085 is a thick, double-coated, open-cell urethane foam tape with a paper liner. 3/64 in thick. Bonds plastics to plastics or painted surfaces.

In bonding rough or irregular surfaces, 3M Double Coated Foam tapes fill gaps and distrubute stress uniformly over the bonded area.

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Tape Thickness mils (mm)43.307 mil (1.1 mm)
Adhesive Type740
Temperature Resistance: Minutes to Hours200°F (93°C)
Temperature Resistance: Days to Weeks125°F (152°C)
Solvent ResistanceMedium
Relative Adhesion HSEHigh
Relative Adhesion LSEHigh
Liner TypeE-3 mil Densified Kraft paper-Tan
Restocking fee60% restocking fee