Description
- Two-part, translucent silicone system used with injection molding equipment
- Cures with heat via addition-cure chemistry
- 1:1 Mix Ratio (Part A: Part B)
Applications
- For the injection molding of parts requiring a material with a low 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-4905 shall not be considered for use in human implantation for a period of greater than 29 days.
Product Details
Property | Average Result |
---|---|
Durometer | 7 Type A |
Tensile | 350 psi (2.41 MPa) |
Elongation | 1000 % |
Tear | 70 ppi (12.35 kN/m) |
Appearance | Translucent |
Cure | 5 minutes / 150 °C |
Cure Rate Scorch | 0.65 minutes |
Cure Rate T90 | 1.9 minutes |
Cure System | Platinum |
Extrusion Rate | 65 g/minute |
Mix Ratio | 1:1 |
Stress at Strain | 40 psi / 200 % (0.28 MPa / 200 %) |
Work Time | 55 hours |
Comment | Injection Molding Elastomer |

The Strongest Silicone Elastomer Ever Developed
Dr. Jim Lambert, NuSil® Director of Research and Development, Biomaterials, introduces our breakthrough material that has a tensile strength of up to 50% greater than existing silicone elastomers on the market.
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.