Images are for guidance only and might not represent the final product.

PET Film

Available Configurations

Properties common to all products in this list

Commodity: Polymers Material: Polyethylene terephthalate (PET) Form: Foil/Film/Sheet Composition: Polyester, PET, PETP CAS Number: 25038-59-9
PET Film (Polyethylene terephthalate) provides excellent tensile strength, chemical resistance, and optical clarity in a thin, durable sheet format. With high dimensional stability and low gas permeability, it is widely used in electronics, packaging, and optics. Applications include flexible printed circuits, display protection layers, and dielectric films in capacitors. Industries employ PET film for high-performance packaging, laminated safety glass, and backlight units in LCDs. Research focuses on surface modifications to enhance barrier performance, integration with nanomaterials for improved conductivity, and studies on recyclability for sustainable polymer technologies. Its thin, flexible form ensures precise performance in microelectronic and optical systems, while maintaining robust mechanical integrity. This combination of strength, transparency, and adaptability makes PET film a key material across industrial and scientific applications.
Starting at $176.00 each
No Minimum order Free technical support *Free delivery worldwide

Material Properties

Chemical Resistance
Element Value
Acids - concentrated Good-Poor
Acids - dilute Good
Alcohols Good
Alkalis Poor
Aromatic hydrocarbons Good-Fair
Greases and Oils Good
Halogenated Hydrocarbons Good-Poor
Halogens Fair-Poor
Ketones Good-Fair
Mechanical Properties
Element Value
Coefficient of friction 0.2-0.4
Hardness - Rockwell M94-101
Poisson's ratio 0.37-0.44
Tensile modulus( GPa ) 02-Apr
Izod impact strength( J m⁻¹ ) 13-35
Tensile strength( MPa ) 80, for biax film 190-260
Electrical Properties
Element Value
Dielectric constant @1MHz 3
Dissipation factor @ 1kHz 0.002
Dielectric strength( kV mm⁻¹ ) 17
Surface resistivity( Ohm/sq ) 10¹³
Volume resistivity( Ohmcm ) >10¹⁴
Physical Properties
Element Value
Flammability HB
Radiation resistance Good
Refractive index 1.58-1.64
Resistance to Ultra-violet Fair?
Limiting oxygen index( % ) 21
Water absorption - equilibrium( % ) 0.7
Water absorption - over 24 hours( % ) 0.1
Density( gcm⁻³ ) 1.3-1.4
Thermal Properties
Element Value
Heat-deflection temperature - 0.45MPa( C ) 115
Heat-deflection temperature - 1.8MPa( C ) 80
Lower working temperature( C ) 20
Upper working temperature( C ) 115-170
Specific heat( J K⁻¹ kg⁻¹ ) 1200-1350
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.15-0.4@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 20-80
each

Choose Your Options

Close

Available Configurations

Properties common to all products in this list

Commodity: Polymers Material: Polyethylene terephthalate (PET) Form: Foil Composition: Polyester, PET, PETP CAS Number: 25038-59-9

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

Shipping restrictions and charges may apply for some hazardous materials.

Tolerances

Foil
Thickness ±20%