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low viscosity elastomers lifesciences medicalimplant





Flowable, Medium Durometer


  • Two-part, translucent, pourable silicone elastomer
  • Cures with heat via addition-cure chemistry
  • 10:1 Mix Ratio (Part A: Part B)


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

NuSil Technology’s MED-4244 may be considered for use in human implantation for a period of greater than 29 days.

Product Details

Property Average result
Durometer 40 Type A
Viscosity 130,000 cP
Work Time 4 hours
Tensile 865 psi
Appearance Translucent
Cure 3 minutes / 177 °C
Cure System Platinum
Elongation 350 %
Mix Ratio 10:1
Post Cure 1 hours / 150 °C
Specific Gravity 1.1
Stress @ Strain 480 psi / 200 %
Tear 150 ppi
Comment Flowable, Medium Durometer
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.

What is Medical Grade?

Discover how Medical-grade silicones are specifically designed, manufactured and purified to meet the strictest needs of the healthcare industry.

Read More
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