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  • Two-part, translucent silicone system designed to be used with injection molding equipment
  • Self-lubricating
  • Cures with heat via addition-cure chemistry
  • 1:1 Mix Ratio (Part A: Part B)


  • For the injection molding of parts requiring a material with a high durometer including: molded rubber stoppers, gaskets, seals, valves, o-rings and other precision parts
  • Suitable for over-molding applications
  • Can be used with NuSil’s Healthcare color masterbatches for applications requiring colored silicones
NuSil Technology's MED2-4955 shall not be considered for use in human implantation for a period of greater than 29 days.

Product Details

Property Average Result
Durometer 61 Type A
Tensile 1,200 psi (8.28 MPa)
Elongation 490 %
Tear 250 ppi (44.09 kN/m)
Appearance Translucent
Cure 5 minutes / 165 °C
Cure Rate Scorch 1.1 minutes
Cure Rate T90 1.8 minutes
Cure System Platinum
Extrusion Rate 235 g/minute
Mix Ratio 1:1
Special Feature
Specific Gravity 1.14
Stress at Strain 525 psi / 200 % (3.62 MPa / 200 %)
Work Time
Comment Self-Lubricating Injection Molding Elastomer, Moderate Lubrication

Contact NuSil® to Order Now

For over 20 years, the NuSil® brand has offered a wide range of silicone lubricants for use in medical devices. Our team is ready to collaborate with you to provide medical grade lubricious silicone solutions to satisfy your unique force reduction and material 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.