Images are for guidance only and might not represent the final product.
Formula: PTFE
Form: Coil
Material: Polytetrafluoroethylene (PTFE)
CAS Number: 9002-84-0
Commodity: Polymers
The PTFE Coil is part of Goodfellow's extensive range of films, with 169 variations available. Polytetrafluoroethylene (PTFE) film exhibits properties such as high thermal stability, chemical inertness, low friction, non-stick, and electric insulation. It’s used across scientific and industrial applications, including electrical insulation, non-stick coatings, lubricants and protective barriers against harsh chemicals. Our wide choice of PTFE Coil film thicknesses, widths and lengths means you’ll find the right specification for your application needs.
Technical Data Sheet Safety Data Sheet Tolerance Properties
each

We are collecting your products, please wait!...

Shipping restrictions and charges
may apply for some hazardous materials.

Tolerances

Coil
Thickness ±20%

Material Properties for Polymers

Chemical Resistance
Element Value
Acids - concentrated Good
Acids - dilute Good
Alcohols Good
Alkalis Good
Aromatic hydrocarbons Good
Greases and Oils Good
Halogenated Hydrocarbons Good
Halogens Good
Ketones Good
Mechanical Properties
Element Value
Coefficient of friction 0.05-0.2
Hardness - Rockwell D50-55 - Shore
Poisson's ratio 0.46
Elongation at break( % ) 400
Tensile modulus( GPa ) 0.3-0.8
Izod impact strength( J m⁻¹ ) 160
Tensile strength( MPa ) Oct-40
Electrical Properties
Element Value
Dielectric constant @1MHz 2-2.1
Dissipation factor @ 1MHz 0.0003-0.0007
Dielectric strength( kV mm⁻¹ ) 50-170
Surface resistivity( Ohm/sq ) 10¹⁷
Volume resistivity( Ohmcm ) 10¹⁸-10¹⁹
Physical Properties
Element Value
Flammability V0
Radiation resistance Poor
Refractive index 1.38
Resistance to Ultra-violet Excellent
Limiting oxygen index( % ) 95
Water absorption - over 24 hours( % ) 0.01
Density( gcm⁻³ ) 2.2
Thermal Properties
Element Value
Heat-deflection temperature - 0.45MPa( C ) 120
Heat-deflection temperature - 1.8MPa( C ) 54
Lower working temperature( C ) -260
Upper working temperature( C ) 180-260
Specific heat( J K⁻¹ kg⁻¹ ) 1000
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.25@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 100-160

Can't find what you're looking for? For customized options

Other Customers Purchased