ePTFE Joint Sealant | Expanded PTFE Tapes

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ePTFE Joint Sealant Tape is a highly versatile gasket tape. It comes with one-side adhesive and is available in standard cross sections. Customisable dimensions are available on request. Gaskets made from PTFE and ePTFE (expanded PTFE gasket) with their excellent chemical resistance and high density characteristics can be used as excellent sealing tape. Some of the well known tight seal gasket series are gore gasket tape series.

ePTFE sheets come in standard sizes of 1500mm x 1500mm and in thicknesses of 1mm up to 6mm. ePTFE cut gaskets are also available. These are punched from sheets as per the client dimensions and can be further punched with holes for easy installation.


Expanded PTFE (ePTFE) is a highly specialised product manufactured by only a handful of companies in the world. It is produced through a carefully monitored process and is available in both mono-axial and bi-axial forms.

The uniqueness of its properties makes ePTFE a highly sought after material in applications requiring:

  • Joint sealing
  • Insulation (temperature and electrical)
  • Vibration dampening
  • Insulation (temperature and electrical)

Properties Benefits
Up to 15mm in thickness and 100mm in width Quick delivery and customisable solutions
Up to 60% compressibility with 14% recovery Superior sealing even at minimum torque loads
Meets AMS 3255A specifications Suitable for high-end applications such as aerospace and healthcare
One-side adhesive Allows for easy installation and fixing
Tolerant to temperatures of up to 220°C Effective in high-heat applications
High chemical resistance High endurance even in extremely corrosive environments
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