Implant Line




  • 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 (130,000 mPa*s)
Work Time 4 hours
Tensile 865 psi (5.97 MPa)
Appearance Translucent
Cure 3 minutes / 177 °C
Cure System Platinum
Elongation 350 %
Mix Ratio 10:1
Post Cure 1 hour / 150 °C
Specific Gravity 1.1
Stress at Strain 480 psi / 200 % (3.31 MPa / 200 %)
Tear 150 ppi (26.46 kN/m)
Comment Flowable, Medium Durometer

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

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.