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high consistency rubbers lifesciences medicalimplant




  • A two-part, high tear strength silicone elastomer filled with 14% (by weight) USP grade BaSO4
  • 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

Product Details

Property Average result
Durometer 45 Type A
Tensile 1,400 psi
Elongation 1,000 %
Tear 225 ppi
Appearance White
Specific Gravity 1.28
Stress @ Strain 260 psi / 200 %
Work Time 2 hours
Comment NuSil™ MED14-4750 may be considered for use in human implantation for a period of greater than 29 days.
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.

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