EngiRef / Plastics Properties

PTFE (Teflon)

PTFE (Teflon) (PTFE): plastics engineering material. Density 2200 kg/m³. Elastic modulus 0.5 GPa. Full property sheet with thermal data, hardness and typical…

plastics

Specification

Name
PTFE (Teflon)
Category
plastics
Designation
PTFE
Applications
Non-stick coatings, Seals, Gaskets, Bearings, Wire insulation
Notes
Lowest friction coefficient of any solid. Chemically inert. Wide temperature range.

Properties

Properties for PTFE (Teflon)
PropertyValue
Density2200 kg/m³
Tensile Strength Ultimate27 MPa
Elastic Modulus0.5 GPa
Poissons Ratio0.46
Thermal Conductivity0.25 W/(m·K)
Thermal Expansion135 µm/(m·K)
Specific Heat1000 J/(kg·K)
Melting Point327 °C