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liquid silicone rubbers lifesciences generalhealthcare

Class VI

SIL-5940

CLASS VI SUPPORTED LIQUID SILICONE RUBBER

 

Description

  • Two-part, translucent silicone system designed for use with injection molding equipment
  • Rapid cure with no post-cure required
  • 1:1 Mix Ratio (Part A: Part B)

Applications

  • For the injection molding of parts requiring a material with a medium 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

Regulatory Support
NuSil Technology’s Class VI (C6) products meet the requirements defined in ISO-10993 for Surface Devices with “limited” (<24 hours) or “prolonged” (1 to 30 days) contact duration.
After post-cure, material meets or exceeds the extraction requirements for FDA regulation 21 CFR 177.2600 “Rubber Articles Intended for Repeated Use (Food Contact) NuSil Technology’s SIL-5940 shall not be considered for use in human implantation for a period of greater than 29 days.


Product Details

Property Average result
Tear 160 ppi
Elongation 680 %
Tensile 1,350 psi
Durometer 40 Type A
Appearance Translucent
Cure 5 minutes / 165 °C
Cure Rate Scorch 0.15 minutes
Cure Rate T10 0.14 minutes
Cure Rate T90 0.35 minutes
Cure System Platinum
Extrusion Rate 100 g/minute
Mix Ratio 1:1
Specific Gravity 1.12
Stress @ Strain 300 psi / 200 %
Work Time >24 hours
Comment Designed for High Volume Injection Molding
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.

HCR
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