Premium Care Line




  • Two-part silicone elastomer system
  • Cures with heat via addition-cure chemistry
  • Has a non-tacky surface and no volatile by-products or peroxide residues
  • Strained through a 400-mesh screen (minimum)
  • 1:1 Mix Ratio (Part A: Part B)


  • For a wide variety of fabrication techniques for the healthcare industry including: molding, calendering and extruding
  • Excellent adhesion and fatigue resistance
NuSil® MED-4019 shall not be considered for use in human implantation for a period of greater than 29 days.

Product Details

Property Average Result
Durometer 55 Type A
Tensile 1,290 psi (8.9 MPa)
Elongation 645 %
Tear 205 ppi (36.2 kN/m)
Appearance Translucent
Cure 10 minutes / 171 °C
Cure System Platinum
Cure Type Heat Cure
Mix Ratio 1:1
Specific Gravity 1.23
Stress at Strain 310 psi / 200 % (2.1 MPa / 200 %)
Work Time 5 hours
Comment Excellent adhesion and fatigue resistance

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.