n IMIESA - PTFE (Teflon®) : roads and bridges

Volume 34, Issue 8
  • ISSN : 0257-1978
  • Author
  • Source : IMIESA, Volume 34, Issue 8, Aug 2009, p. 41
  • Accreditation : Department of Higher Education and Training (DHET)



PTFE is a white solid at room temperature, with a density of about 2.2 g per cm3. According to DuPont its melting point is 327°C (620.6 °F), but its properties degrade above 260°C (500 °F). PTFE gains its properties from the aggregate effect of carbon-fluorine bonds, as do all fluorocarbons.

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