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Description for 3M Scotch-Weld Epoxy Adhesive DP100 Plus Clear
A fast setting, two-part, 1:1 mix ratio mercaptan-cured epoxy adhesive, it combines high shear strength with good peel performance properties, transparent and slightly flexible when cured.Brand Scotch-weld Chemical Resistance 1, 1, 1-Trichlorethane, Chemical Resistance: Solvent, Acetone, Freon TF, Freon TMC, Isopropyl Alcohol, RMA Flux Application Type Bond 1 Part or 2 Part 2 Part Material Form Liquid Substrate Acrylic, Aluminum, Fiber Glass, ABS, Polycarbonate, Polypropylene, PVC, Rubber, Cold rolled Steel, Fir, Etched Aluminum, Sanded Aluminum, Glass, Plastic, Steel, Wood Manufacturer 3M Chemistry Epoxy Cure Method 2-Part Cure, Heat Cure Cure Temperature (°C) 23, 23 Cure Time (min) 2,880, 20 Viscosity (cPs) 8,500 Color Clear High Temperature Resistance (°C) 82, Thermal Shock Resistance Low Temperature Resistance (°C) -55 Key Specifications UL (Underwriters Laboratory), ULC (Underwriters Laboratories of Canada), NFPA (National Fire Protection Association): UL 94 HB
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Cure Temperature Test Methods
Cure Temperature | Cure Time Test Method |
---|---|
23°C | Cured, the cure time is defined as that time required for the adhesive to achieve a minimum of 80% of the ultimate strength as measured by aluminum-aluminum OLS. |
23°C | The cure time is de??ned as that time required for the adhesive to achieve a minimum of 80% of the ultimate strength as measured by aluminum-aluminum OLS. |
Cure Time Test Methods
Cure Time | Test Method |
---|---|
2,880 min | Cured, the cure time is defined as that time required for the adhesive to achieve a minimum of 80% of the ultimate strength as measured by aluminum-aluminum OLS. |
20 min | The cure time is de??ned as that time required for the adhesive to achieve a minimum of 80% of the ultimate strength as measured by aluminum-aluminum OLS. |
Fixture or Handling Strength Time Test Methods
Fixture or Handling Strength Time | Fixture-Handling Strength Test Method | Fixture-Handling Strength Time Temperature |
---|---|---|
20 min | Minimum time required to achieve 50 psi of overlap shear strength. Cure times are approximate and depend on adhesive temperature. | 23°C |
Tack Free Time Test Methods
Tack Free Time | Test Method |
---|---|
9 to 10 min | 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 |
---|---|---|
8,500 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 |
---|---|---|
4.00 min | Uncured, 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.;2 (gram), mixed | 23°C |
3.00 min | Uncured, 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.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;20 (gram), mixed | 23°C |
3.00 to 4.00 min | 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.,C3180 |
Peel Strength Test Methods
Peel Strength | Type | Cure Time | Cure Temperature | Substrate | Test Temperature | Test Method |
---|---|---|---|---|---|---|
Good | ||||||
2 (lb/in) | T-Peel Adhesion | 24 hours + 2 hours | 23°C | Etched Aluminuma | -55°C | T-peel strengths were measured on 1 in. wide bonds at 73°F (23°C). The testing jaw separation rate was 20 inches per minute. The substrates were 0.020 in. thick. Samples dwelled for 24 hrs at 23C + 2 hrs at 71C before testing, ASTM D1876 |
13 (lb/in) | T-Peel Adhesion | 24 hours + 2 hours | 23°C | Etched Aluminuma | 23°C | T-peel strengths were measured on 1 in. wide bonds at 73°F (23°C). The testing jaw separation rate was 20 inches per minute. The substrates were 0.020 in. thick. Samples dwelled for 24 hrs at 23C + 2 hrs at 71C before testing, ASTM D1876 |
15 (lb/in) | T-Peel Adhesion | 24 hours + 2 hours | 23°C | Etched Aluminuma | 49°C | T-peel strengths were measured on 1 in. wide bonds at 73°F (23°C). The testing jaw separation rate was 20 inches per minute. The substrates were 0.020 in. thick. Samples dwelled for 24 hrs at 23C + 2 hrs at 71C before testing, ASTM D1876 |
2 (lb/in) | T-Peel Adhesion | 24 hours + 2 hours | 23°C | Etched Aluminuma | 66°C | T-peel strengths were measured on 1 in. wide bonds at 73°F (23°C). The testing jaw separation rate was 20 inches per minute. The substrates were 0.020 in. thick. Samples dwelled for 24 hrs at 23C + 2 hrs at 71C before testing, ASTM D1876 |
1 (lb/in) | T-Peel Adhesion | 24 hours + 2 hours | 23°C | Etched Aluminuma | 82°C | T-peel strengths were measured on 1 in. wide bonds at 73°F (23°C). The testing jaw separation rate was 20 inches per minute. The substrates were 0.020 in. thick. Samples dwelled for 24 hrs at 23C + 2 hrs at 71C before testing, ASTM D1876 |
Tensile Strength Test Methods
Tensile Strength | Cure Time | Cure Temperature | Test Method |
---|---|---|---|
1850 (lb/in) | 2 hrs. RT + 2 hrs. 160°F (71°C). | 2 hrs. RT + 2 hrs. 160°F (71°C). | Tensile and Elongation. Used procedure in test method C-3094/ATSM D 882. Samples were 2 in. dumbbells with .0125 in. neck and .030 in. sample thickness. Separation rate was 2 inches per minute. Samples cured 2 hrs. RT plus 2 hrs. 160°F (71°C). |
Shear Strength Test Methods
Shear Strength | Type | Cure Time | Cure Temperature | Substrate | Test Time | Test Temperature | Test Method |
---|---|---|---|---|---|---|---|
High | |||||||
600 (lb/in²) | Overlap shear strength | 24 hours + 2 hrs | 24 hours @ room temperature (RT) + 2 hrs @ 160°F [71°C] | Etched Aluminum | 3,600 sec | 23°C | Overlap shear (OLS) strengths were measured on 1 in. wide 1/2 in. overlap specimens. These bonds were made individually using 1 in. x 4 in. pieces of substrate.The separation rate of the testing jaws was 0.1 in. per minute for metals, 2 in. per minute for plastics and 20 in. per minute for rubbers. The thickness of the substrates were: steel, 0.060 in.; other metals, 0.05-0.064 in.; rubber, 0.125 in.; plastics, 0.125 in.;ASTM D1002 |
900 (lb/in²) | Overlap shear strength | 24 hours + 2 hrs | 24 hours @ room temperature (RT) + 2 hrs @ 160°F [71°C] | Etched Aluminum | 21,600 sec | 23°C | Overlap shear (OLS) strengths were measured on 1 in. wide 1/2 in. overlap specimens. These bonds were made individually using 1 in. x 4 in. pieces of substrate.The separation rate of the testing jaws was 0.1 in. per minute for metals, 2 in. per minute for plastics and 20 in. per minute for rubbers. The thickness of the substrates were: steel, 0.060 in.; other metals, 0.05-0.064 in.; rubber, 0.125 in.; plastics, 0.125 in.;ASTM D1002 |
1100 (lb/in²) | Overlap shear strength | 24 hours + 2 hrs | 24 hours @ room temperature (RT) + 2 hrs @ 160°F [71°C] | Etched Aluminum | 86,400 sec | 23°C | Overlap shear (OLS) strengths were measured on 1 in. wide 1/2 in. overlap specimens. These bonds were made individually using 1 in. x 4 in. pieces of substrate.The separation rate of the testing jaws was 0.1 in. per minute for metals, 2 in. per minute for plastics and 20 in. per minute for rubbers. The thickness of the substrates were: steel, 0.060 in.; other metals, 0.05-0.064 in.; rubber, 0.125 in.; plastics, 0.125 in.;ASTM D1002 |
2800 (lb/in²) | Overlap shear strength | 24 hours + 2 hrs | 24 hours @ room temperature (RT) + 2 hrs @ 160°F [71°C] | Etched Aluminum | 604,800 sec | 23°C | Overlap shear (OLS) strengths were measured on 1 in. wide 1/2 in. overlap specimens. These bonds were made individually using 1 in. x 4 in. pieces of substrate.The separation rate of the testing jaws was 0.1 in. per minute for metals, 2 in. per minute for plastics and 20 in. per minute for rubbers. The thickness of the substrates were: steel, 0.060 in.; other metals, 0.05-0.064 in.; rubber, 0.125 in.; plastics, 0.125 in.;ASTM D1002 |
3400 (lb/in²) | Overlap shear strength | 24 hours + 2 hrs | 24 hours @ room temperature (RT) + 2 hrs @ 160°F [71°C] | Etched Aluminum | 2,592,000 sec | 23°C | Overlap shear (OLS) strengths were measured on 1 in. wide 1/2 in. overlap specimens. These bonds were made individually using 1 in. x 4 in. pieces of substrate.The separation rate of the testing jaws was 0.1 in. per minute for metals, 2 in. per minute for plastics and 20 in. per minute for rubbers. The thickness of the substrates were: steel, 0.060 in.; other metals, 0.05-0.064 in.; rubber, 0.125 in.; plastics, 0.125 in.;ASTM D1002 |
High Temperature Resistance Test Methods
High Temperature Resistance | Test Method |
---|---|
82°C | |
Thermal Shock 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. |
Dielectric Constant Test Methods
Dielectric Constant | Temperature | Test Method |
---|---|---|
6.60 | 23°C | ASTM D150, 1 KHz |
Dissipation Factor Test Methods
Dissipation Factor | Temperature | Test Method |
---|---|---|
0.06000 | 23°C | ASTM D150, 1 KHz |
Thermal Conductivity Test Methods
Thermal Conductivity | Temperature | Test Method |
---|---|---|
0.13 W/m°K | 43°C | Thermal conductivity determined using C-matic Instrument using 2 in. diameter samples, C177 |
.32e-3 (Cal./sec. - cm - °C) | 43°C | Thermal conductivity determined using C-matic Instrument using 2 in. diameter samples, C177 |
Volume Resistivity Test Methods
Volume Resistivity | Temp (°C) | Test Method |
---|---|---|
6.7 × 10^11 (O- cm) | 23°C | ASTM D257 |
Elongation Test Methods
Elongation | Test Method |
---|---|
75 % | Cured, Tensile and Elongation. Used procedure in test method C-094/ATSM D 882. Samples were 2 in. dumbbells with .0125 in. neck and .030 in. sample 'thickness. Separation rate was 2 inches per minute. 2 hr Room Temperature, plus 2 hr @ 160°F(71 ) |
Shore D Hardness Test Methods
Shore D Hardness | Shore Hardness Test Method |
---|---|
67 | Cured, (ASTM D 2240) |
Coefficient of Thermal Expansion (CTE) Test Methods
Coefficient of Thermal Expansion (CTE) | CTE Temperature (°C) | CTE Test Method |
---|---|---|
93 × 10^-6 (m/m/°C) | 5 to 20°C | TCE determined using TMA Analyzer using a heating rate of 10°C per minute. Second heat values given. |
182 × 10^-6 (m/m/°C) | 40 to 140°C | TCE determined using TMA Analyzer using a heating rate of 10°C per minute. Second heat values given. |
Glass Transition Temp (Tg) Test Methods
Glass Transition Temp (Tg) | Glass Transition Temperature (Tg) Test Method |
---|---|
23°C | Onset;Glass Transition Temperature (Tg) determined using DSC Analyzer with a heating rate of 20°C per minute. Second heat values given. |
29°C | Mid-Point;Glass Transition Temperature (Tg) determined using DSC Analyzer with a heating rate of 20°C per minute. Second heat values given. |
Outgassing Test Methods
Outgassing | Temperature (°C) | Test Method |
---|---|---|
1 % | 116°C | Weight Loss by Thermal Gravimetric Analysis (TGA), ASTM E1131 |

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