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Formula: PEN
Form: Rod
Material: Polyethylene naphthalate (PEN)
CAS Number: 24968-11-4
Commodity: Polymers
Available in 18 variations, PEN Rods are part of our extensive range of rods. Made of polyethylene naphthalate, they offer high strength, rigidity and heat resistance. With their excellent dielectric properties, PEN Rods are ideal for electrical and electronic applications. These rods are also chemically resistant, making them suitable for use in harsh environments. The wide range of diameters and lengths we offer allows PEN Rods to be customized for applications from scientific instrumentation to industrial equipment.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Rod
Diameter +20% / -10%

Material Properties for Polymers

Chemical Resistance
Element Value
Acids - concentrated Good-Poor
Acids - dilute Good
Alcohols Good
Alkalis Good
Aromatic hydrocarbons Good
Greases and Oils Good
Halogenated Hydrocarbons Good
Ketones Good
Mechanical Properties
Element Value
Coefficient of friction 0.27- biax film
Elongation at break( % ) 60- biax film
Tensile modulus( GPa ) 5-5.5- biax film
Tensile strength( MPa ) 200- biax film
Electrical Properties
Element Value
Dielectric constant @1MHz 3.2@10KHz
Dissipation factor @ 1kHz 0.005
Dissipation factor @ 1MHz 0.0048@10KHz
Dielectric strength( kV mm⁻¹ ) 160@0.075mm
Surface resistivity( Ohm/sq ) 10¹⁴
Volume resistivity( Ohmcm ) 10¹⁵
Physical Properties
Element Value
Flammability VTM-2 - UL94, 0.075mm
Resistance to Ultra-violet Fair
Optical transmission( % ) 84@0.075mm
Water absorption( % ) 0.4
Density( gcm⁻³ ) 1.36
Thermal Properties
Element Value
Upper working temperature( C ) 155
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.15@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 20-21- biax film

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