• Description for 3M DP4XL EG

    High performance, two-part, toughened epoxy adhesive offering outstanding shear and peel adhesion, and very high levels of durability similar to 3M™ Scotch-Weld™ Epoxy Adhesive DP-460.

    *See Terms of Use Below

    Application Type Bond
    1 Part or 2 Part 2 Part
    Material Form Liquid
    Substrate Etched Aluminum
    Industry Magnet, Hard Disk Drive Assembly
    Manufacturer 3M
    Chemistry Epoxy
    Cure Method 2 Parts
    Viscosity (cPs) 15,000 to 25,000

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Fixture or Handling Strength Time Test Methods
Fixture or Handling Strength Time Fixture-Handling Strength Time Temperature
1,440 min 25°C
Viscosity Test Methods
Viscosity Temperature
15,000 to 25,000 cPs 23°C
Work / Pot Time Test Methods
Work / Pot Time Temperature
Long
300 to 360 min 23°C
Peel Strength Test Methods
Peel Strength Type Cure Time Cure Temperature Substrate Test Method
High
5 (lbf/in) T-Peel Strength 40,320 min 23°C etched aluminum ASTM D1876-61T, 0.032 inch thick, etched aluminum pulled at 20 inches/minute.
31 (lbf/in) T-Peel Strength 240 min 71°C etched aluminum ASTM D1876-61T, 0.032 inch thick, etched aluminum pulled at 20 inches/minute., Adhesive failure mode is observed under these conditions, heating for shorter times will give cohesive failure and higher values.
26 (lbf/in) T-Peel Strength 120 min 93°C etched aluminum ASTM D1876-61T, 0.032 inch thick, etched aluminum pulled at 20 inches/minute., Adhesive failure mode is observed under these conditions, heating for shorter times will give cohesive failure and higher values.
30 (lbf/in) T-Peel Strength 30 min 121°C etched aluminum ASTM D1876-61T, 0.032 inch thick, etched aluminum pulled at 20 inches/minute., Adhesive failure mode is observed under these conditions, heating for shorter times will give cohesive failure and higher values.
Shear Strength Test Methods
Shear Strength Type Cure Time Cure Temperature Substrate Test Method
High
5000 (lbf/in2) Overlap shear strength 40,320 min 23°C etched aluminum ASTM D-1002-72, 0.060 inch thick, etched aluminum pulled at 0.1 inches/minute.
> 5300 (lbf/in2) Overlap Shear Strength 240 min 71°C etched aluminum ASTM D-1002-72, 0.060 inch thick, etched aluminum pulled at 0.1 inches/minute.
> 5300 (lbf/in2) Overlap Shear Strength 120 min 93°C etched aluminum ASTM D-1002-72, 0.060 inch thick, etched aluminum pulled at 0.1 inches/minute.
> 5300 (lbf/in2) Overlap Shear Strength 30 min 121°C etched aluminum ASTM D-1002-72, 0.060 inch thick, etched aluminum pulled at 0.1 inches/minute.
Outgassing Test Methods
Outgassing Temperature (°C) Test Method
< 1000 (µg/g) 85°C via GC/MS, 85°C for 3 hours
<= 5 (µg/g) 85°C Siloxane, via GC/MS, 85°C for 3 hours.