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Formula: Polyester, PET, PETP
Form: Fiber
Material: Polyethylene terephthalate (PET)
CAS Number: 25038-59-9
Commodity: Polymers
Filament Diameter: 0.014mm
Number Of Filaments: 15
Tex Number: 3.3
Tenacity: Medium Tenacity
Polyethylene Terephthalate (PET) Fiber is a synthetic polymer fiber produced by Goodfellow. With over 15 variations available, it is valued for its strength, durability, abrasion resistance and chemical stability. PET Fiber is commonly used across a wide range of applications ranging from apparel and home furnishings to the automotive sector and industrial fabrics. Its versatility allows us to offer many customized options to meet the needs of various manufacturers and designers.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Fiber
Filament Diameter ±25%
Number Of Yarns ±10%
Number Of Filaments ±10%
Tex Number ±10%
Length +5% / -1%

Material Properties for Polymers

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

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    Weight: 10000g
    Crystallinity: >50%
    Inherent Viscosity: 0.80 dl/g
    Structure: Semi Crystalline
    Type: Copolymer
    Additives: maximum 1ppm Acetaldehyde
    Colour: Natural
    CAS Number: 25038-59-9
    UOM Code: 908-166-12

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  2. PET Powder Formula: Polyester, PET, PETP
    Maximum Particle Size: 300µm
    Weight: 1000g
    Structure: Semi Crystalline
    Type: Copolymer
    Crystallinity: >50%
    Additives: maximum 1ppm Acetaldehyde
    Inherent Viscosity: 0.80 dl/g
    Colour: Natural
    CAS Number: 25038-59-9
    UOM Code: 127-913-23

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