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3M Scotch-Weld™ 2158 B/A Epoxy Adhesive

Category	Polymer , Thermoset , Epoxy , Epoxy Adhesive
Manufacturer	3M
Trade Name	Scotch-Weld™
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	3M Scotch-Weld™ 2158 B/A Epoxy Adhesive.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

3M™ Scotch-Weld™ Epoxy Adhesive 2158 B/A is a gray, two-part, high strength adhesive that chemically cures at room temperature. It has good adhesion to a variety of substrates including metals, many plastics, wood and concrete.Information provided by 3M

Physical Properties	Metric	English	Comments
Brookfield Viscosity	250000 - 450000 cP	250000 - 450000 cP	Base, RVF #7 sp.
	200000 - 800000 cP	200000 - 800000 cP	Base, RVF #7 sp.

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	>= 85	>= 85

Thermal Properties	Metric	English
CTE, linear	53.0 µm/m-°C @Temperature -50.0 - 30.0 °C	29.4 µin/in-°F @Temperature -58.0 - 86.0 °F
	135 µm/m-°C @Temperature 70.0 - 130 °C	75.0 µin/in-°F @Temperature 158 - 266 °F
Thermal Conductivity	0.490 W/m-K	3.40 BTU-in/hr-ft²-°F
Glass Transition Temp, Tg	52.0 °C	126 °F

Electrical Properties	Metric	English
Volume Resistivity	1.40e+15 ohm-cm	1.40e+15 ohm-cm
Dielectric Constant	5.6 @Frequency 1000 Hz	5.6 @Frequency 1000 Hz
Dielectric Strength	38.6 kV/mm	980 kV/in
Dissipation Factor	0.019 @Frequency 1000 Hz	0.019 @Frequency 1000 Hz

Processing Properties	Metric	English	Comments
Cure Time	480 - 720 min	8.00 - 12.0 hour	Time to Handling Strength
	10100 min	168 hour	Full

Descriptive Properties	Value	Comments
Appearance	Dark Gray	Accelerator
	Gray
	White	Base

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