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3M Scotch-Weld™ 2290 Epoxy Adhesive/Coating

Category	Polymer , Thermoset , Epoxy , Epoxy Adhesive
Manufacturer	3M
Trade Name	Scotch-Weld™
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	3M Scotch-Weld™ 2290 Epoxy Adhesive/Coating.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

3M™ Scotch-Weld™ Epoxy Adhesive/Coating 2290 is an amber tinted thermo-setting adhesive/coating for metal to metal bonding and coating. It can be used to assemble laminated steel cores for electrical motor stator and rotors, to adhere copper foil to B-staged epoxy in the manufacture of printed circuits, and to coat, protect, and utilize coils and electronic subassemblies.Information provided by 3M

Physical Properties	Metric	English	Comments
Solids Content	19.5 - 23 %	19.5 - 23 %
Viscosity	40 - 80 cP	40 - 80 cP

Mechanical Properties	Metric	English	Comments
Shear Strength	34.5 MPa	5000 psi	Overlap, Tap Water 30 days @ RT; ASTM D1002-72
	34.5 MPa	5000 psi	Overlap, 20% Salt Spray 30 days @ 35°C; ASTM D1002-72
	34.5 MPa	5000 psi	Overlap, 7 days at RT; ASTM D1002-72
	34.5 MPa	5000 psi	Overlap, Aromatic Fuels 7 days @ RT; ASTM D1002-72
	2.07 MPa @Temperature 150 °C	300 psi @Temperature 302 °F	Overlap; ASTM D1002
	8.27 MPa @Temperature 120 °C	1200 psi @Temperature 248 °F	Overlap; ASTM D1002
	24.1 MPa @Temperature 82.0 °C	3500 psi @Temperature 180 °F	Overlap; ASTM D1002
	34.5 MPa @Temperature -55.0 °C	5000 psi @Temperature -67.0 °F	Overlap; ASTM D1002
	34.5 MPa @Temperature 24.0 °C	5000 psi @Temperature 75.2 °F	Overlap; ASTM D1002
Peel Strength	1.75 kN/m	10.0 pli	T-Peel; ASTM D1876

Thermal Properties	Metric	English
CTE, linear	262 µm/m-°C @Temperature -20.0 - 70.0 °C	146 µin/in-°F @Temperature -4.00 - 158 °F
	543 µm/m-°C @Temperature 100 - 120 °C	302 µin/in-°F @Temperature 212 - 248 °F
Glass Transition Temp, Tg	95.0 °C	203 °F
Flash Point	-14.0 °C	6.80 °F

Electrical Properties	Metric	English
Volume Resistivity	1.20e+15 ohm-cm	1.20e+15 ohm-cm
Dielectric Constant	5.2 @Frequency 1000 Hz	5.2 @Frequency 1000 Hz
Dielectric Strength	94.5 kV/mm	2400 kV/in
Dissipation Factor	0.011 @Frequency 1000 Hz	0.011 @Frequency 1000 Hz

Descriptive Properties	Value	Comments
Appearance	Light Amber

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