• Two-part, white, thermally conductive, low viscosity silicone
  • elastomer
  • Cures with the addition of heat
  • 1:1 Mix Ratio (Part A: Part B)


  • For applications requiring low outgassing and minimal volatile
  • condensables under extreme operating conditions
  • To provide heat transfer between electrical/electronic
  • components and their heat sinks
  • Use to adhere integrated circuit substrates, base plates, heat
  • sinks or where grooves or other configurations require a limited
  • flow material
Meets or exceeds the ASTM E 595 low outgas specifications outlined in NASA SP-R-0022A and European Space Agency PSS-014-702, with a TML of ≤1% and CVCM of ≤0.1%

Product Details

Property Average Result
Thermal Conductivity 0.95 W/(mK)
Viscosity 50,000 cP (50,000 mPa*s)
Cure System Platinum
Tensile 180 psi (1.24 MPa)
Appearance White
Cure 15 minutes / 150 °C
Durometer 65 Type A
Elongation 50 %
Lap Shear 120 psi (0.83 MPa)
Mix Ratio 1:1
Specific Gravity 2.34
Tack Free Time 13 hours
Comment *22) 1.0 W /mK, *5) Primed Lap Shear 120 psi (0.8 MPa)

Contact NuSil™ to Order Now

For over 40 years, the NuSil brand has offered a wide range of high-purity silicones. Our team is ready to collaborate with you to provide silicone solutions to satisfy your unique requirements. For additional guidance during your selection process, or to order a sample, contact NuSil today.

Contact Us

Save to favorites

The test data shown for this material is the average value for typical properties. All of these properties may not be tested on a lot to lot basis and cannot be used to draft specifications. Please contact NuSil for assistance and recommendations in establishing limits for product specifications.