Technical Information

Material 100% expanded PTFE (polytetrafluoroethylene), with monodirectional strength
This product is supplied with an adhesive backer only to aide in the product installation
Temperature Range -269°C to +315°C (-452°F to +600°F)
Chemical Resistance Chemical resistance to all media pH 0-14, except molten alkali metals and elemental fluorine.
Operating Range The maximum applicable pressure and temperature depend mainly on the equipment and installation.
  • Typical use: -60°C to 150°C (-76°F to 300°F); industrial full vacuum(1) to 10 bar (145 psi)
  • For higher pressures, please contact Gore.
Shelf Life ePTFE is not subject to aging and can be stored indefinitely. To ensure optimal adhesive function, we recommend use within two years of date of purchase when stored under normal(2) conditions.

(1) absolute pressure of 1 mmHg(Torr) = 133 Pa = 1.33 mbar = 0.019 psi
(2) 21°C (70°F) 50% Relative Humidity

Available Sizes

Width(3) 3 mm (1/8") 5 mm (3/16") 7 mm (1/4") 10 mm (3/8") 14 mm (1/2") 17 mm (5/8") 20 mm (3/4") 25 mm (1")

(3) GORE Joint Sealant is very conformable. Therefore prior to compression its dimensions are easily changed during storage and handling. Minor variation of dimensions in the uncompressed state have no influence on product performance.

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