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Metal adhesives

Momentive Performance Materials TSE3941M Silicone adhesive sealant
Categories: Polymer; Adhesive; Thermoset; Silicone

Material Notes: TSE3941M is a one-component, fast curing silicone adhesive sealant that cures on exposure to atmospheric moisture to form an elastic silicone rubber. It has excellent corrosion-free adhesion to metals, including copper, plastics, ceramics, glass, etc. without the use of primers.

Features: Non-corrosive to metals; meets MIL-A-46146B corrosion test. Fast cure. Low odor cure; releases an alcohol vapor during cure. Primerless adhesion to many substrates. Excellent high and low temperature resistance: from -55 ºC to 200 ºC. Excellent weather ability, ozone, and chemical resistance. Excellent electrical insulation properties. Simple and easy-to-use one-component system.

Applications: Sealing of electrical and industrial applications. Connection sealing on electronic parts assemblies. Waterproof sealant for electrical, electronic and communication equipment.

Information provided by Momentive Performance Materials.

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 PropertiesMetricEnglishComments
Density 1.64 g/cc0.0592 lb/in³Cured
Viscosity 50000 cP50000 cPUncured
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 6363
Tensile Strength 3.20 MPa464 psi
Elongation at Break 70 %70 %
Adhesive Bond Strength 1.40 MPa203 psiAluminum lap shear.
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 4.00e+14 ohm-cm4.00e+14 ohm-cmCured
Dielectric Constant 4.0
@Frequency 60 Hz
4.0
@Frequency 60 Hz
Cured
Dielectric Strength 21.0 kV/mm533 kV/inCured
Dissipation Factor 0.040
@Frequency 60 Hz
0.040
@Frequency 60 Hz
Cured
 
Thermal PropertiesMetricEnglishComments
Thermal Conductivity 0.830 W/m-K5.76 BTU-in/hr-ft²-°FCured
 
Processing PropertiesMetricEnglishComments
Processing Temperature 23.0 °C
@Time 605000 sec
73.4 °F
@Time 168 hour
Cure as Tested at 50% RH
Tack-Free Time 5.00 min0.0833 hour
 
Descriptive Properties
AppearanceElastic rubberCured
 Flowable pasteUncured
ColorWhiteCured
 WhiteUncured

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.

PMOMEN9974 / 265789

Metal adhesives

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