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liquid silicone rubbers lifesciences generalhealthcare

Premium Care





  • Two-part, translucent silicone system used with injection molding equipment
  • Rapid cure with no post-cure required
  • 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 MED-4980 shall not be considered for use in human implantation for a period of greater than 29 days.

Product Details

Property Average result
Tear 90 ppi
Elongation 250 %
Tensile 1,000 psi
Durometer 80 Type A
Appearance Translucent
Cure 5 minutes / 165 C
Cure Rate Scorch 0.95 minutes
Cure Rate T90 2.05 minutes
Cure System Platinum
Extrusion Rate 107.5 g/minute
Mix Ratio 1:1
Specific Gravity 1.17
Stress @ Strain 650 psi / 100 %
Work Time >24 hours
Display in metric units

The above properties are tested on a lot-to-lot basis. Do not use as a basis for preparing specifications. Please contact NuSil Technology for assistance and recommendations in establishing particular specifications.

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