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Kapton® HN Polyimide Disk Metallized with Aluminum (30 nm)

Available Configurations

Properties common to all products in this list

Grade: DuPont™ Kapton® HN Composition: PI Form: Metallized Film Material: Polyimide (PI) CAS Number: 60842-76-4 Commodity: Polymers Metallized With: Aluminum - 30 nm Surface Finish: Metallized On One Side
Kapton® HN Polyimide Disk Metallized with 30 nm Aluminum combines the robust dielectric strength, wide temperature stability, and chemical resistance of Kapton® HN with a precision-deposited aluminum layer for enhanced conductivity, reflectivity, and electromagnetic shielding. The nanoscale metallization provides controlled surface conductivity while maintaining the disk’s mechanical flexibility and resilience in extreme environments. Its round format makes it ideal for optical, aerospace, and high-frequency electronic applications, where shape precision and performance stability are essential. Common uses include reflective elements in optical sensor assemblies, EMI shields for compact avionics modules, and conductive mounting layers in scientific instruments. In research, these disks enable studies in thin-film adhesion, surface conductivity optimization, and thermal management in metallized polymer systems. The combination of polymer durability with metallic surface functionality ensures its high value for precision engineering and advanced scientific experimentation.
Starting at $462.00 each
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Material Properties

Chemical Resistance
Element Value
Acids - concentrated Poor
Acids - dilute Fair
Alcohols Poor
Alkalis Poor
Aromatic hydrocarbons Good
Greases and Oils Good
Halogenated Hydrocarbons Good
Halogens Fair
Ketones Good
Mechanical Properties
Element Value
Coefficient of friction 0.42
Hardness - Rockwell E52-99
Elongation at break( % ) Aug-70
Tensile modulus( GPa ) 2.0 – 3.0
Izod impact strength( J m⁻¹ ) 80
Tensile strength( MPa ) 70-150
Electrical Properties
Element Value
Dielectric constant @1MHz 3.4
Dissipation factor @ 1kHz 0.0018
Dielectric strength( kV mm⁻¹ ) 154 – 303
Surface resistivity( Ohm/sq ) 10¹⁶
Volume resistivity( Ohmcm ) 10¹⁸
Physical Properties
Element Value
Flammability V0
Radiation resistance Good
Refractive index 1.66
Resistance to Ultra-violet Poor
Limiting oxygen index( % ) 53
Water absorption - over 24 hours( % ) 0.2-2.9
Density( gcm⁻³ ) 1.42
Thermal Properties
Element Value
Heat-deflection temperature - 1.8MPa( C ) 360
Lower working temperature( C ) -270
Upper working temperature( C ) 250-320
Specific heat( J K⁻¹ kg⁻¹ ) 1090
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.1-0.35@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 30-60
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Available Configurations

Properties common to all products in this list

Grade: DuPont™ Kapton® HN Composition: PI Form: Metallised Film Material: Polyimide (PI) CAS Number: 60842-76-4 Commodity: Polymers Metallized With: Aluminum - 30 nm Surface Finish: Metallized On One Side

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Tolerances

Metallised Film
Thickness ±10%

Tolerances

Disk
Diameter ±0.5mm