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Rulon Bearings

3M Scotch-Weld™ 2158 B/A Epoxy Adhesive
Categories: Polymer; Adhesive; Thermoset; Epoxy; Epoxy Adhesive

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

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Physical PropertiesMetricEnglishComments
Brookfield Viscosity 250000 - 450000 cP250000 - 450000 cPBase, RVF #7 sp.
 200000 - 800000 cP200000 - 800000 cPBase, RVF #7 sp.
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D >= 85>= 85
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.40e+15 ohm-cm1.40e+15 ohm-cm
Dielectric Constant 5.6
@Frequency 1000 Hz
5.6
@Frequency 1000 Hz
Dielectric Strength 38.6 kV/mm980 kV/in
Dissipation Factor 0.019
@Frequency 1000 Hz
0.019
@Frequency 1000 Hz
 
Thermal PropertiesMetricEnglishComments
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-K3.40 BTU-in/hr-ft²-°F
Glass Transition Temp, Tg 52.0 °C126 °F
 
Processing PropertiesMetricEnglishComments
Cure Time 480 - 720 min8.00 - 12.0 hourTime to Handling Strength
 10100 min168 hourFull
 
Descriptive Properties
AppearanceDark GrayAccelerator
 Gray
 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 view all the property values for this datasheet as they were originally entered into MatWeb.

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PMM34629 / 169376

Master Bond adhesives

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