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Ensinger PEI

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3M Scotch-Weld™ DP420 Off-White 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 8000 - 14000 cPAccelerator
 20000 - 50000 cPBase
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore D 75 - 80
Shear Strength 150 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, Neoprene/Steel
 150 psiOverlap, Isopropyl Alcohol Wipe surface prep, Neoprene/Steel
 220 psiOverlap, Isopropyl Alcohol Wipe surface prep, Polycarbonate
 230 psiOverlap, Isopropyl Alcohol Wipe surface prep, Polystyrene
 280 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, Polystyrene
 300 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, Polycarbonate
 320 psiOverlap, Isopropyl Alcohol Wipe surface prep, ABS PVC
 350 psiOverlap, Isopropyl Alcohol Wipe surface prep, FRP
 350 psiOverlap, Isopropyl Alcohol Wipe surface prep, Phenolic
 380 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol Wipe surface prep, FRP
 400 psiOverlap, Isopropyl Alcohol Wipe surface prep, Polyacrylic
 500 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, ABS PVC
 550 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, Polyacrylic
 1300 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, Phenolic
 1400 psiOverlap, Isopropyl Alcohol Wipe surface prep, SBR/Steel
 1400 psiOverlap, Isopropyl Alcohol/Abrade/Isopropyl Alcohol surface prep, SBR/Steel
 1700 psiOverlap, Stainless Steel MEK/abrade/MEK
 2000 psiOverlap, Galvanized Steel Hot dipped
 2100 psiOverlap, Galvanized Steel Electrodeposited
 2700 psiOverlap, CRS MEK/abrade/MEK
 3000 psiOverlap, Water Vapor, 93°C at 100% RH for 14 days
 3500 psiOverlap, Aluminum Oakite degrease
 3500 psiOverlap, Aluminum MEK/abrade/MEK
 4000 psiOverlap, CRS Oakite degrease
 4000 psiOverlap, Copper MEK/abrade/MEK
 4100 psiOverlap, Brass MEK/abrade/MEK
 4200 psiOverlap, Antifreeze/H2O (50/50) immersion, 82°C for 30 days
 4500 psiOverlap, Aluminum Etched
 4600 psiOverlap, Methyl Ethyl Ketone immersion, RT for 30 days
 4700 psiOverlap, Distilled Water immersion for 30 days
 4700 psiOverlap, Water Vapor, 49°C at 100% RH for 30 days
 5100 psiOverlap, RT at 50% RH for 30 days
 5100 psiOverlap, Salt Spray (5%), 35°C for 30 days
 5300 psiOverlap, Isopropyl Alcohol immersion, RT for 30 days
 5400 psiOverlap, Skydrol LD-4 immersion, 66°C for 30 days
 4500 psi
@Temperature 23.0 °C		Aluminum Overlap
 4500 psi
@Temperature -55.0 °C		Aluminum Overlap
 200 psi
@Temperature 121 °C,
Time 900 sec		Aluminum Overlap
 450 psi
@Temperature 82.0 °C,
Time 900 sec		Aluminum Overlap
 700 psi
@Time 1800 sec		Aluminum Overlap
 750 psi
@Time 3600 sec		Aluminum Overlap
 2500 psi
@Time 14400 sec		Aluminum Overlap
Peel Strength 25.0 pliCRS, T-Peel, 17-20 mil bondline, MEK/abrade/MEK
 40.0 pliAluminum Etched, T-Peel, 5-8 mil bondline
 40.0 pliCRS, T-Peel, 17-20 mil bondline, Oakite degreased
 50.0 pliAluminum Etched, T-Peel, 17-20 mil bondline
 3.00 - 5.00 pli
@Temperature 82.0 °C		Aluminum, T-Peel
 5.00 - 10.0 pli
@Temperature -55.0 °C		Aluminum, T-Peel
 50.0 pli
@Temperature 23.0 °C		Aluminum, T-Peel
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 1.30e+14 ohm-cmASTM D257
Dielectric Strength 690 kV/inASTM D149
 
Thermal PropertiesOriginal ValueComments
CTE, linear 85.0 µm/m-°CBelow Tg
 147 µm/m-°CAbove Tg
Thermal Conductivity 1.25 BTU-in/hr-ft²-°F
@Temperature 45.0 °C
 
Descriptive Properties
AppearanceAmberAccelerator
 Opaque, off-white
 WhiteBase

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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