KE-1283 A/B/C

Product Description

Shin-Etsu's KE-1283 A/B/C is a UL 94 V-1 rated, triple component, heat cure, self-leveling potting encapsulant that cures to form a durable, flexible rubber to protect electronic components with a matte finish. KE-1283 A/B/C exhibits excellent, unprimed adhesion to printed circuit board substrates, metals, plastics, glass, and ceramics.

Product Features

  • UL 94 V-1 certified
  • Matte finish
  • Triple component
  • Heat cure
  • Self-leveling

Typical Applications

  • Protecting and electrically isolating electronic components
  • Stress reduction


Typical Properties

Potting Encapsulant
Cure Type
One/Two Component
UL Listing
Density @ 23C (g/cm3)
Viscosity A (cps)
Mix Ratio by weight
Cure Conditions
2hr @ 80C
Working Time
5 Hours
Shore 00 Hardness
Tensile Strength (MPa)
% Elongation
Shear Strength (MPa)
Volume Resistivity (TΩ·m)
Dielectric Strength (kV/mm)
Dielectric Constant
4.0 @ 50Hz
Dielectric Dissipation Factor
1x10-3 @ 50Hz
Thermal Conductivity (W/m·K)
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.

KE-1283 A/B/C

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