Technical Data Sheet
Safety Data Sheet
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Torlon® 4203L / Electrical Grade Polyamide/imide Rod

Torlon® 4203L Polyamide/Imide Rods come in a choice of 43 variations. Torlon® rods are made from a high-performance thermoplastic that combines excellent mechanical properties and chemical resistance at high temperatures. They’re ideal for applications in the aerospace, automotive, and oil and gas industries, where parts need to withstand extreme environments. The different variations we offer allow you to select the optimal grade, shape and dimensions based on your specific application requirements.
Grade: Torlon® 4203L / Electrical Grade
Formula: PAI
Diameter: 6.7mm
Length: 2000mm
Colour: Brown
UOM Code: 109-081-01
SKU: 1000021798
Product Code: AM31-RD-000140

Tolerances

Rod
Diameter +20% / -10%
No Minimum order Despatch of products in stock within 48 hours Free technical support *Free delivery worldwide
€499.85
each
  • Buy 5 for €404.88 each and save 19%
  • Buy 10 for €369.89 each and save 26%

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Tolerances

Rod
Diameter +20% / -10%
Technical Data Sheet
Safety Data Sheet

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Material Properties for Polymers

Chemical Resistance
Element Value
Acids - concentrated Fair-Poor
Acids - dilute Fair
Alcohols Good-Poor
Alkalis Poor
Aromatic hydrocarbons Good
Greases and Oils Good
Halogenated Hydrocarbons Good-Poor
Halogens Good-Poor
Ketones Good
Electrical Properties
Element Value
Dielectric constant @1MHz 3.9-5.4
Dissipation factor @ 1MHz 0.03-0.042
Dielectric strength( kV mm⁻¹ ) 23at 1mm
Surface resistivity( Ohm/sq ) 8-50 x 10¹⁷
Volume resistivity( Ohmcm ) 0.08-2 x 10¹⁷
Physical Properties
Element Value
Flammability V0
Radiation resistance Good
Resistance to Ultra-violet Good
Limiting oxygen index( % ) 44-45
Water absorption - equilibrium( % ) 03-Apr
Water absorption - over 24 hours( % ) 0.3
Density( gcm⁻³ ) 1.42-1.46
Mechanical Properties
Element Value
Hardness - Rockwell E72-86
Poisson's ratio 0.38
Elongation at break( % ) Jul-15
Tensile modulus( GPa ) 4.5-6.8
Izod impact strength( J m⁻¹ ) 60-140- notched
Tensile strength( MPa ) 110-190
Thermal Properties
Element Value
Heat-deflection temperature - 1.8MPa( C ) 278-9
Lower working temperature( C ) -200
Upper working temperature( C ) 200-260
Specific heat( J K⁻¹ kg⁻¹ ) 1000
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.26-0.54@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 25-31
Pultrusions
Element Value
Compressive strength( MPa ) 170-220
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