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3M™ Scotch-Weld™ Epoxy Adhesive 2290

3M Product Number  2290     
3M™ Scotch-Weld™ Epoxy Adhesive 2290 is a twenty-one percent solids liquid, one-part epoxy adhesive.
  • Very low viscosity
  • Liquid coating for metal laminations
  • B-stage. Bonds can be made up to 3 months later.
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3M™ Scotch-Weld™ Epoxy Adhesive 2290 is B-stageable. Thermosetting for metal to metal bonding and coating. Can be used in laminating steel cores for motors, starters and rotors. Good for many thin metal stack laminations such as those used in magnetic tape heads, to adhere copper foil on printed circuits, and to coat, protect and unitize coils and electronic sub-assemblies.


 Adhesive Type‎ Epoxy‎
 Brand‎ Scotch-Weld‎
 Color‎ Amber‎
 Consumer Label‎ No‎
 Container Volume‎ 5 Gallon‎ ,  55 Gallon‎ ,  1 Gallon‎
 Full Cure‎ 30-60 Minutes @ 350 F (177 C) @ 75 psi‎
 Industries‎ Transportation‎ ,  Specialty Vehicle‎ ,  Construction‎ ,  Military & Government‎ ,  General Industrial‎ ,  Electronics‎ ,  Consumer Goods‎
 Peel Strength at 72 Degrees F (22 Degrees C)‎ 10 lb/in‎
 Physical Form‎ Liquid‎
 Product Form‎ Gallon‎
 Shear Strength at 72 Degrees F (22 Degrees C)‎ 5000 Pound-Force Per Square Inch‎
 Shelf Life in Months (from date of manufacture)‎ 15‎
 Solids Weight Percent (Approximate)‎ 19.5 to 23 Percent‎
 Specific Gravity‎ 1.2 in dried state‎
 Storage Temperature‎ 72 Degree Fahrenheit‎
 Time to Handling Strength‎ 45 Minute‎
 Type‎ Epoxy Adhesive‎
 Viscosity Range (cps) at Room Temperature‎ 1-100‎