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Master Bond adhesives

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3M Scotch-Weld™ DP420 Black Epoxy Adhesive
Categories: Polymer; Adhesive; Thermoset; Epoxy; Epoxy Adhesive
Material Notes: 3M™ Scotch-Weld™ Epoxy Adhesive are high performance, two-part epoxy adhesives offering outstanding shear and peel adhesion, and very high levels of durability.

Information provided by 3M
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Viscosity 60000 - 130000 cPAccelerator
 190000 - 270000 cPBase
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore D 75 - 80
Shear Strength 70.0 psiOverlap, Isopropyl Alcohol Wipe surface prep, Neoprene/Steel
 180 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, Neoprene/Steel
 190 psiOverlap, Isopropyl Alcohol Wipe surface prep, Polystyrene
 360 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, Polycarbonate
 380 psiOverlap, Isopropyl Alcohol Wipe surface prep, FRP
 400 psiOverlap, Isopropyl Alcohol Wipe surface prep, Polycarbonate
 440 psiOverlap, Isopropyl Alcohol Wipe surface prep, Polyacrylic
 450 psiOverlap, Isopropyl Alcohol Wipe surface prep, ABS PVC
 450 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, Polyacrylic
 450 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, Polystyrene
 550 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, ABS PVC
 580 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol Wipe surface prep, FRP
 600 psiOverlap, Isopropyl Alcohol Wipe surface prep, Phenolic
 1100 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, Phenolic
 1300 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, SBR/Steel
 1400 psiOverlap, Isopropyl Alcohol Wipe surface prep, SBR/Steel
 1800 psiOverlap, Stainless Steel MEK/abrade/MEK
 2200 psiOverlap, CRS MEK/abrade/MEK
 2500 psiOverlap, Aluminum MEK/abrade/MEK
 2800 psiOverlap, Brass MEK/abrade/MEK
 2900 psiOverlap, Galvanized Steel Hot dipped
 3000 psiOverlap, Galvanized Steel Electrodeposited
 3000 psiOverlap, Antifreeze/H2O (50/50) immersion, 82°C for 30 days
 3500 psiOverlap, Methyl Ethyl Ketone immersion, RT for 30 days
 4000 psiOverlap, Aluminum Oakite degrease
 4000 psiOverlap, Water Vapor, 49°C at 100% RH for 30 days
 4000 psiOverlap, Water Vapor, 93°C at 100% RH for 14 days
 4000 psiOverlap, Skydrol LD-4 immersion, 66°C for 30 days
 4200 psiOverlap, Distilled Water immersion for 30 days
 4500 psiOverlap, Aluminum Etched
 4500 psiOverlap, Isopropyl Alcohol immersion, RT for 30 days
 4900 psiOverlap, RT at 50% RH for 30 days
 5000 psiOverlap, Copper MEK/abrade/MEK
 4500 psi
@Temperature -55.0 °C		Aluminum Overlap
 4500 psi
@Temperature 23.0 °C		Aluminum Overlap
 570 psi
@Temperature 121 °C,
Time 900 sec		Aluminum Overlap
 1260 psi
@Temperature 82.0 °C,
Time 900 sec		Aluminum Overlap
 2250 psi
@Time 1800 sec		Aluminum Overlap
 2690 psi
@Time 14400 sec		Aluminum Overlap
 2980 psi
@Time 3600 sec		Aluminum Overlap
Peel Strength 25.0 pliCRS, T-Peel, 17-20 mil bondline, MEK/abrade/MEK
 40.0 pliCRS, T-Peel, 17-20 mil bondline, Oakite degreased
 50.0 pliAluminum Etched, T-Peel, 5-8 mil bondline
 60.0 pliAluminum Etched, T-Peel, 17-20 mil bondline
 9.30 pli
@Temperature -55.0 °C		Aluminum, T-Peel
 18.0 pli
@Temperature 82.0 °C		Aluminum, Bell Peel
 20.0 pli
@Temperature 82.0 °C		Aluminum, T-Peel
 20.0 pli
@Temperature -55.0 °C		Aluminum, Bell Peel
 50.0 pli
@Temperature 23.0 °C		Aluminum, T-Peel
 82.0 pli
@Temperature 23.0 °C		Aluminum, Bell Peel
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 1.60e+15 ohm-cmASTM D257
Dielectric Strength 888 kV/inASTM D149
 
Thermal PropertiesOriginal ValueComments
CTE, linear 80.0 µm/m-°CBelow Tg
 194 µm/m-°CAbove Tg
Thermal Conductivity 1.25 BTU-in/hr-ft²-°F
@Temperature 45.0 °C
 
Descriptive Properties
AppearanceAmberAccelerator
 BlackBase
 Black

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

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