• Description for 3M 3501 B/A

    Fast cure rigid epoxy • 20-30 minutes handling strength • Bond metal, wood, most plastics, and masonry products

    *See Terms of Use Below

    Chemical Resistance Salt spray, Chemical Resistance: Fluid Resistance: Tap Water
    Application Type Bond
    1 Part or 2 Part 2 Part
    Material Form Liquid
    Substrate Aluminum, Glass, Metal, Plastic, Rubber, Cold rolled Steel, Wood, 2024 T-3 clad aluminum , 2024 T-3 clad FPL etched aluminum , Steel
    Manufacturer 3M
    Chemistry Epoxy, Amine
    Application Method Spatula, Trowel
    Cure Method Base/Accelerator
    Cure Temperature (°C) 25, 24, 64 to 68
    Cure Time (min) Fast, 1,440, 15, 10
    Viscosity (cPs) 500,000, Controlled flow
    Color Gray
    High Temperature Resistance (°C) 82
    Low Temperature Resistance (°C) -55
    Density (g/cm³) 12.4 to 12.8 (weight (lbs/gal)), 11.7 to 12.1 (weight (lbs/gal))

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Fixture or Handling Strength Time Test Methods
Fixture or Handling Strength Time Fixture-Handling Strength Time Temperature
20 to 30 min 24°C
Viscosity Test Methods
Viscosity Test Method
500,000 cPs Brookfield RVF, #7 spindle, 2 RPM at 75°F 24°C
Controlled flow
Work / Pot Time Test Methods
Work / Pot Time Test Method Temperature
6 to 10 min 20.5 g. mass 24°C
6 min
Peel Strength Test Methods
Peel Strength Type Substrate Test Temperature Test Method
4 piw T-peel Strength Aluminum 24°C T-Peel bonds were measured on 1" wide specimens cut from two FPL etched 8" x 8" x 0.032", 2024 T-3 clad aluminum panels bonded together. The separation rate of the testing jaws was 20"/minute. Tests similar to ASTM D-1876.
10 piw T-peel Strength Steel 24°C T-Peel bonds were measured on two 1" wide specimens of 0.035" cold rolled steel bonded together. The steel was prepared by MEK wiping, abrading and MEK wiping. The separation rate of the testing jaws was 20"/minutes. Tests similar to ASTM D-1876.
Shear Strength Test Methods
Shear Strength Type Cure Time Cure Temperature Substrate Test Temperature Test Method
High
1,500 psi Overlap shear strength 2024 T-3 clad aluminum -55°C Overlap shear strength was measured on FPL etched 1" wide by 1/2" overlap specimens. The bonds were made from 2 panels of 4" x 7" x 0.063", 2024 T-3 clad aluminum bonded together and cut into 1" wide specimens. The separation rate of the testing jaws was 0.1"/minute. Tests similar to ASTM D-1002.
2,400 psi Overlap shear strength 2024 T-3 clad aluminum 24°C Overlap shear strength was measured on FPL etched 1" wide by 1/2" overlap specimens. The bonds were made from 2 panels of 4" x 7" x 0.063", 2024 T-3 clad aluminum bonded together and cut into 1" wide specimens. The separation rate of the testing jaws was 0.1"/minute. Tests similar to ASTM D-1002.
300 psi Overlap shear strength 2024 T-3 clad aluminum 82°C Overlap shear strength was measured on FPL etched 1" wide by 1/2" overlap specimens. The bonds were made from 2 panels of 4" x 7" x 0.063", 2024 T-3 clad aluminum bonded together and cut into 1" wide specimens. The separation rate of the testing jaws was 0.1"/minute. Tests similar to ASTM D-1002.
1,000 psi Overlap shear strength Cold rolled steel -55°C Overlap shear strength was measured on 1" wide by 1/2" overlap bonds of 0.035" cold rolled steel. The steel was prepared by MEK solvent wiping, abrading and MEK wiping. The separation rate of the testing jaws was 0.1"/minute. Tests similar to ASTM D-1002.
2,000 psi Overlap shear strength Cold rolled steel 24°C Overlap shear strength was measured on 1" wide by 1/2" overlap bonds of 0.035" cold rolled steel. The steel was prepared by MEK solvent wiping, abrading and MEK wiping. The separation rate of the testing jaws was 0.1"/minute. Tests similar to ASTM D-1002.
150 psi Overlap shear strength Cold rolled steel 82°C Overlap shear strength was measured on 1" wide by 1/2" overlap bonds of 0.035" cold rolled steel. The steel was prepared by MEK solvent wiping, abrading and MEK wiping. The separation rate of the testing jaws was 0.1"/minute. Tests similar to ASTM D-1002.
400 psi Overlap shear strength 20 min 24°C 2024 T-3 clad FPL etched aluminum The following data was developed in overlap shear on 2024 T-3 clad FPL etched aluminum curing the adhesive at 75°F (24°C) for the times specified. Test similar to ASTM D-1002.
500 psi Overlap shear strength 30 min 24°C 2024 T-3 clad FPL etched aluminum The following data was developed in overlap shear on 2024 T-3 clad FPL etched aluminum curing the adhesive at 75°F (24°C) for the times specified. Test similar to ASTM D-1002.
750 psi Overlap shear strength 60 min 24°C 2024 T-3 clad FPL etched aluminum The following data was developed in overlap shear on 2024 T-3 clad FPL etched aluminum curing the adhesive at 75°F (24°C) for the times specified. Test similar to ASTM D-1002.
900 psi Overlap shear strength 90 min 24°C 2024 T-3 clad FPL etched aluminum The following data was developed in overlap shear on 2024 T-3 clad FPL etched aluminum curing the adhesive at 75°F (24°C) for the times specified. Test similar to ASTM D-1002.
Coefficient of Thermal Expansion (CTE) Test Methods
Coefficient of Thermal Expansion (CTE) CTE Temperature (°C)
60e-6 (in./ in/°C) -50 to -10°C
234e-6 (in./ in/°C) -50 to -110°C