• Description for 3M DP105 Clear

    Fast cure epoxy • Very flexible • Excellent peel strength

    *See Terms of Use Below

    Application Type Bond
    1 Part or 2 Part 2 Part
    Material Form Liquid
    Substrate Dissimilar Surfaces, Acrylic, Etched Aluminum, Fiberglass, Glass, ABS, Polycarbonate, Polypropylene, PVC, Rubber, Cold rolled Steel, Fir, Sanded Aluminum, Plastic, Steel, Wood
    Manufacturer 3M
    Chemistry Epoxy, Mercaptan
    Cure Method Base/Accelerator
    Cure Temperature (°C) 23
    Cure Time (min) 2,880
    Viscosity (cPs) 6,500
    Color Clear
    Chemical Resistance 1, 1, 1-Trichlorethane, Acetone, Freon TF, Freon TMC, Isopropyl Alcohol, RMA Flux, Solvent
    High Temperature Resistance (°C) 82
    Low Temperature Resistance (°C) -55
    Other Resistance Thermal shock resistance run per test method C-3174. Involves potting a metal washer into a 2 in. x 0.5 in. thick section and cycling this test specimen to colder and colder temperatures.
  • Technical Data

    Overview
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    Specifications
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  • Best Practices

    *See Terms of Use Below

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Cure Temperature Test Methods
Cure Temperature Cure Time Test Method
23°C The cure time is defined as the time required for the adhesive to achieve a minimum of 80% of its ultimate OLS on aluminum.
Cure Time Test Methods
Cure Time Test Method
2,880 min The cure time is defined as the time required for the adhesive to achieve a minimum of 80% of its ultimate OLS on aluminum.
Fixture or Handling Strength Time Test Methods
Fixture or Handling Strength Time Fixture-Handling Strength Test Method Fixture-Handling Strength Time Temperature
20 min Handling strength determined per test method C-3179. Time to handling strength taken to be that required to achieve a 50 psi overlap shear OLS strength using aluminum substrates. 23°C
Tack Free Time Test Methods
Tack Free Time Test Method
10 min Tack-free time determined per test method C-3173. Involves dispensing 0.5 gram amount of adhesive onto substrate and testing periodically for no adhesive transfer to metal spatula.
Viscosity Test Methods
Viscosity Test Method Temperature
6,500 cPs Brookfield RVF, #7 spindle, 20 rpm and 80°F 27°C. 27°C
Work / Pot Time Test Methods
Work / Pot Time Test Method Temperature
5.00 min Base, Worklife determined using test method C-3180. Procedure involves periodically measuring a 2 gram mixed mass for self leveling and wetting properties. This time will also approximate the usable worklife in an 3M™ EPX™ Applicator mixing nozzle. 23°C
4.00 min Accelerator, Worklife determined using test method C-3180. Procedure involves periodically measuring a 20 gram mixed mass for self leveling and wetting properties. This time will also approximate the usable worklife in an 3M™ EPX™ Applicator mixing nozzle. 23°C
0.05 to 0.07 min
Shear Strength Test Methods
Shear Strength Type Cure Time Cure Temperature Substrate Test Time Test Temperature Test Method
2,000 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) Etched Aluminum 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
1,500 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) Sanded Aluminum (60 grit) 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
1,300 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) Cold Rolled Steel 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
300 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) Wood, Fir 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
200 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) Glass, Borosilicate 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
250 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) Glass, +3M 3901 Primer EC3901 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
400 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) Polycarbonate 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
250 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) Acrylic 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
1,400 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) Fiberglass 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
300 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) ABS 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
520 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) PVC 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
80 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) Polypropylene 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
250 psi Overlap shear strength Etched Aluminum 3,600 sec 25°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
500 psi Overlap shear strength Etched Aluminum 21,600 sec 25°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
1,000 psi Overlap shear strength Etched Aluminum 86,400 sec 25°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
2,000 psi Overlap shear strength Etched Aluminum 604,800 sec 25°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
2,000 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) Etched Aluminum 2,592,000 sec 25°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
3,500 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) 53°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
2,000 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) 21°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
400 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) 49°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
250 psi Overlap shear strength 24 hrs + 2 hrs 24 hrs @ RT + 2 hrs @ 160°F (71°C) 65°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
150 psi Overlap shear strength 82°C Overlap shear (OLS) strengths were measured on 1” wide 1/2” overlap specimens. These bonds were made individually using 1” x 4” pieces of substrate. The thickness of the bond line was 0.005-0.008”. All strengths were measured at 70° F (21°C) except where noted. (Test per ASTM D 1002-72.), The separation rate of the testing jaws was 0.1” per minute for metals, 2” per minute for plastics and 20” per minute for rubbers. The thickness of the substrates were: steel, 0.060”, other metals, 0.05-0.064”, rubber, 0.12”, plastics, 0.125”.
Tensile Strength Test Methods
Tensile Strength Test Method
600 psi Tensile and Elongation. Used procedure in 3M test method C-3094/ASTM D 882. Samples were 2" dumbbells with .0125" neck and .030" sample thickness.Separation rate was 2 inches per minute. Samples cured 2 hrs RT plus 2 hrs/160°F (71°C).
Peel Strength Test Methods
Peel Strength Type Cure Time Cure Temperature Test Temperature Test Method
High
3 piw 180° Peel strength 24 hr @ + 2 hrs 24 hr @ RT + 2 hrs @ 160°F [71°C] -53°C T-peel strengths were measured on 1" wide bonds at 73°F (23°C). The testing jaw separation rate was 20 inches per minute. The substrates were 0.020" thick. (Tests per ASTM D 1876-61T).
35 piw 180° Peel strength 24 hr @ + 2 hrs 24 hr @ RT + 2 hrs @ 160°F [71°C] 21°C T-peel strengths were measured on 1" wide bonds at 73°F (23°C). The testing jaw separation rate was 20 inches per minute. The substrates were 0.020" thick. (Tests per ASTM D 1876-61T).
5 piw 180° Peel strength 24 hr @ + 2 hrs 24 hr @ RT + 2 hrs @ 160°F [71°C] 49°C T-peel strengths were measured on 1" wide bonds at 73°F (23°C). The testing jaw separation rate was 20 inches per minute. The substrates were 0.020" thick. (Tests per ASTM D 1876-61T).
2 piw 180° Peel strength 24 hr @ + 2 hrs 24 hr @ RT + 2 hrs @ 160°F [71°C] 66°C T-peel strengths were measured on 1" wide bonds at 73°F (23°C). The testing jaw separation rate was 20 inches per minute. The substrates were 0.020" thick. (Tests per ASTM D 1876-61T).
1 piw 180° Peel strength 24 hr @ + 2 hrs 24 hr @ RT + 2 hrs @ 160°F [71°C] 82°C T-peel strengths were measured on 1" wide bonds at 73°F (23°C). The testing jaw separation rate was 20 inches per minute. The substrates were 0.020" thick. (Tests per ASTM D 1876-61T).
Chemical Resistance Test Methods
Chemical Resistance Test Method
1, 1, 1-Trichlorethane Solvent resistance was determined using cured (24 hrs RT + 2 hrs 160°F [71°C]) samples (1/2 in. x 4 in. x 1/8 in. thickness) immersed in the test solvent for 1 hour and 1 month. After the allowed period of time, the sample was removed and visually examined for surface attack as compared to the control.
Acetone
Freon TF
Freon TMC
Isopropyl Alcohol
RMA Flux
Solvent
Dielectric Constant Test Methods
Dielectric Constant Temperature Test Method
9.20 23°C @ 1 KHz @ 23°C (ASTM D 150)
Dielectric Strength Test Methods
Dielectric Strength Test Method
465 V/mil (ASTM D 149) Sample Thickness Approx. 30 mil
Dissipation Factor Test Methods
Dissipation Factor Temperature Test Method
0.22000 23°C @ 1 KHz @ 23°C (ASTM D 150)
Thermal Conductivity Test Methods
Thermal Conductivity Temperature Test Method
0.15 W/m°K 43°C Thermal conductivity determined using ASTM C177 and C-matic Instrument using 2 inch diameter samples., @ 110°F on .250" samples
0.15 W/m°K 43°C Thermal conductivity determined using ASTM C177 and C-matic Instrument using 2 inch diameter samples., @ 110°F on .250" samples
Volume Resistivity Test Methods
Volume Resistivity Test Method
1.5e10 (ohms/cm) ASTM D 257
Elongation Test Methods
Elongation Test Method
120 % Tensile and Elongation. Used procedure in 3M test method C-3094/ASTM D 882. Samples were 2" dumbbells with .0125" neck and .030" sample thickness. Separation rate was 2 inches per minute. Samples cured 2 hrs RT plus 2 hrs/160°F (71°C).
Shore D Hardness Test Methods
Shore D Hardness Shore Hardness Test Method
39 ASTM D 2240
Coefficient of Thermal Expansion (CTE) Test Methods
Coefficient of Thermal Expansion (CTE) CTE Temperature (°C) CTE Test Method
8e-6 (unit/unit /°C) 40 to 140°C TCE determined using Dupont TMA Analyzer using a heating rate of 50°F (10°C) per minute. Second heat values given., by TMA
181 (unit/unit /°C) TCE determined using Dupont TMA Analyzer using a heating rate of 50°F (10°C) per minute. Second heat values given., by TMA
Glass Transition Temp (Tg) Test Methods
Glass Transition Temp (Tg) Glass Transition Temperature (Tg) Test Method
8°C Glass Transition Temperature (Tg) determined using Perkin Elmer DSC Analyzer with a heating rate of 68°F (20°C) per minute. Second heat values given. by DSC
15°C Glass Transition Temperature (Tg) determined using Perkin Elmer DSC Analyzer with a heating rate of 68°F (20°C) per minute. Second heat values given. by DSC