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  • Two-part, pourable clear, silicone elastomer
  • Cures with heat via addition-cure chemistry
  • 1:1 Mix Ratio (Part A: Part B)


  • For use in potting, encapsulating, coating, and injection or transfer molding applications

Product Details

Property Average Result
Durometer 50 Type A
Viscosity 72,000 cP (72,000 mPa*s)
Work Time 50 hours
Tensile 730 psi (5.03 MPa)
Appearance Clear
Cure 30 minutes / 150 °C
Cure System Platinum
Elongation 390 %
Mix Ratio 1:1
Refractive Index 1.41
Specific Gravity 1.03
Tear 80 ppi (14.11 kN/m)
Comment 1.41 R.I., Optically Clear, Pourable

The Strongest Silicone Elastomer Ever Developed

Dr. Jim Lambert, NuSil® Director of Research and Development, Biomaterials, introduces our breakthrough material that has a tensile strength of up to 50% greater than existing silicone elastomers on the market.

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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.