• One-Part, white, non-slumping silicone RTV


  • For applications requiring low outgassing and minimal volatile condensables under extreme operating conditions
  • As a sealing, caulking, adhesive or potting material in electrical and space applications to provide protection of sensitive circuits including in connectors, switches and electrical components
  • For sealing openings in modules or housings where grooves or other configurations require a non-flowable to limited flow material
  • For applications requiring a broader operating temperature range
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
Cure System Oxime
Rheology Flowable / Self Leveling
Durometer 40 Type A
Appearance White
Cure 7 days / RTV
Cure Type RTV
Dielectric Strength 1,180 volts/mil (46.02 kV/mm)
Elongation 300 %
Extrusion Rate 20 g/minute
Flow Rate 0.7 in (17.78 mm)
Mix Ratio 1 PART
Specific Gravity 1.13
Tack Free Time 20 minutes
Tear 60 ppi (10.58 kN/m)
Tensile 700 psi (4.83 MPa)

What Is Space Grade?

Discover what it takes to make silicones worthy of the distinction "Space Grade" and the rigorous testing that these materials undergo.

Read more

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.