Sur-Cool® Thermally Conductive Electrically Insulating Sheets

Get outstanding electrical insulation while improving heat transfer with Sur-Cool® SFR Thermally Conductive Electrically Insulating Sheets.

Sur-Cool SFR (fiberglass reinforced silicone) is composed of thin sheets of fiberglass coated with thermally conductive silicone rubber. The resulting sheets are thermally conductive, electrically insulating, easy to handle and puncture resistant.

Sur-Cool SFR is available in a range of thermal conductivity grades, from 1 W/mK to a high thermal conductivity silicone capable of handling 3 W/mK. Materials can be custom cut, with or without adhesive backing. Sur-Seal offers die-cutting as well as kiss-cut on a roll for easy assembly.

  • Electrically isolating properties
  • UL 94 V-0 Listed
  • 1 to 3 W/m-k
  • Thin construction (0.009″)
  • Puncture and damage resistant
  • Electrically isolating properties
  • Available with and without an adhesive backing