LS-8941

OPTICALLY CLEAR, HIGH DUROMETER SILICONE ELASTOMER

Description

  • Two-part, optically clear, non-phenyl containing addition cure silicone
  • Designed to stay thermo-optically stable with heat and UV exposure
  • 24 hours minimum work time
  • 80 Type A durometer aids with scratch resistance and reduces tackiness

Applications

  • For molding or casting hard, non-yellowing lenses for LED, solar or other applications where a hard, optically-stable silicone is needed
  • Viscosity is designed to be used with conventional Liquid Injection Molding equipment, and the material is self-leveling for casting application techniques

Product Details

Property Average Result
Cure System Platinum
Viscosity 21,500 cP (21,500 mPa*s)
Durometer 80 Type A
Tensile 1,250 psi (8.62 MPa)
Elongation 65 %
Appearance Clear
Cure 30 minutes / 150 °C
Mix Ratio 1:1
Refractive Index 1.41
Specific Gravity 1.07
Tear 55 ppi (9.7 kN/m)
Work Time 24 hours
Comment Hard and flexible elastomer. Can be casted and liquid injection molded. Requires heat to cure. Recommend SP-120 or SP-201 for overmolding.

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.

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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.