KE-1891

Shin-Etsu Silicones of America, Inc.
800-544-1745

Product Description

Shin-Etsu's KE-1891 is a UL 94 V-0 rated, single component, heat cure, thixotropic adhesive that will cure to form a tough, durable elastomer. KE-1891 exhibits superior thermal conductivity and excellent, unprimed adhesion to metals, plastics, glass, and ceramics.

Product Features

  • Superior thermal conductivity
  • UL 94 V-0 certified
  • Single component
  • Heat cure
  • Thixotropic paste

Typical Applications

  • Form-in-place gasketing
  • Sealing electronics

Typical Properties

TypeAdhesive/Sealant
Cure TypeAddition
One/Two ComponentOne
UL ListingY
Cold StorageY
Low Molecular Weight Siloxane Stripped?Y
ColorGray
Density @ 23C (g/cm3)3.06
Cure Conditions1hr @ 120C
Shore A Hardness96
Tensile Strength (MPa)5.30
% Elongation10
Shear Strength (MPa)0.80
Volume Resistivity (TΩ·m)3.4
Dielectric Strength (kV/mm)25
Thermal Conductivity (W/m·K)4.00
Usable Temperature Range (C)-40 to +180

Note: Values are not for specification purposes.

Warranty- The information and data contained herein are believed to be accurate and reliable; however it is the user's responsibility to determine suitability of use.
Since Shin-Etsu Silicones, Inc. cannot know all of the uses to which its products may be put or the conditions of use, it makes no warranties concerning the fitness or suitability of its products for a particular use or purpose. You should thoroughly test any proposed use of our products and independently conclude satisfactory performance in your application. Likewise, if the manner in which our products are used requires governmental approval or clearance, you must obtain it. Shin-Etsu Silicones, Inc. warrants only that its products will meet its specifications. There is no warranty of merchantability of fitness of use, nor any other expressed or implied warranties. The user's exclusive remedy and Shin-Etsu Silicones, Inc.'s sole liability is limited to refund of the price or replacement of any product shown to be otherwise than as warranted. Shin-Etsu Silicones, Inc. will not be liable for incidental or consequential damages of any kind. Suggestions of uses should not be taken as inducements to infringe any patents.