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Metal adhesives

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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 PropertiesOriginal ValueComments
Density 1.64 g/ccCured
Viscosity 50000 cPUncured
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore A 63
Tensile Strength 3.20 MPa
Elongation at Break 70 %
Adhesive Bond Strength 1.40 MPaAluminum lap shear.
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 4.00e+14 ohm-cmCured
Dielectric Constant 4.0
@Frequency 60 Hz
Cured
Dielectric Strength 21.0 kV/mmCured
Dissipation Factor 0.040
@Frequency 60 Hz
Cured
 
Thermal PropertiesOriginal ValueComments
Thermal Conductivity 0.830 W/m-KCured
 
Processing PropertiesOriginal ValueComments
Processing Temperature 23.0 °C
@Time 605000 sec
Cure as Tested at 50% RH
Tack-Free Time 5.00 min
 
Descriptive Properties
AppearanceElastic rubberCured
 Flowable pasteUncured
ColorWhiteCured
 WhiteUncured

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PMOMEN9974 / 265789

Metal adhesives

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