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SIL-X-600-FFF Thermally Conductive Silicone Sponge Sheet

SIL-X-600-FFF is a thermally conductive, closed cell, silicone rubber sponge with a fine fabric finish. Offering thermal conductivity and electrical isolation, it is ideal for gasketing and cushioning applications requiring thermal transfer/sealing. It also features extreme high and low temperature resistance (-62°C to +204°C). 

This sheet is supplied in 914mm wide sheets and is available in thicknesses from 0.8mm to 6.35mm. 6.35mm thick sheets are only available in 914mm x 914mm sheets.

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Details & Specs


Performs at temperatures from -62°C to +205°C.




Chemical Resistance

Availability and Fabrication Possibility

This material is commonly used for:

  • Lithium ion battery packs 
  • Electrical vehicles
  • Electrical insulation
  • Heat pipe assemblies
  • Vibration mounts
  • Press pads
  • Decal transfer

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If you’d like to discuss your idea, requirements or application with a member of our technical team, fill out the form below or contact us.
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