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Formula: PC
Form: Metallized Film
Material: Polycarbonate (PC)
CAS Number: 25766-59-0
Commodity: Polymers
Metallized With: Aluminum
Thickness: 0.002mm
Ohms/Square: 4
Surface Finish: Metallized On One Side

Polycarbonate Film Metallized with Aluminum

Polycarbonate Film Metallized with Aluminium combines the impact resistance and dimensional stability of polycarbonate with a thin, uniform aluminum coating that enhances reflectivity, electromagnetic shielding, and thermal control. The metallisation layer provides conductive and reflective properties while maintaining the base film’s toughness and flexibility. Cut-to-size sheets are used in precision optical reflectors, EMI shielding panels, and decorative architectural elements requiring mechanical durability. Applications include light management in optical instruments, RF shielding in sensitive electronics, and thermally reflective barriers in aerospace assemblies. Research applications include studying reflective film behavior under thermal cycling, hybrid material development for spacecraft insulation, and electromagnetic interference suppression materials. The synergy of polycarbonate’s resilience with aluminum’s functional surface properties ensures reliable performance in advanced engineering contexts.
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Tolerances

Metallised Film
Thickness ±10%
Sizes
Linear dimension <100mm ±1mm
Linear dimension >=100mm +2% / -1%

Material Properties for Polymers

Physical Properties
Element Value
Abbe number 34
Flammability V0-V2
Radiation resistance Fair
Refractive index 1.584-6
Resistance to Ultra-violet Fair
Limiting oxygen index( % ) 25-27
Water absorption - equilibrium( % ) 0.35
Water absorption - over 24 hours( % ) 0.1
Density( gcm⁻³ ) 1.2
Chemical Resistance
Element Value
Acids - concentrated Good
Acids - dilute Good
Alcohols Good
Alkalis Good-Poor
Aromatic hydrocarbons Poor
Greases and Oils Good-Fair
Halogenated Hydrocarbons Good-Poor
Halogens Poor
Ketones Poor
Mechanical Properties
Element Value
Coefficient of friction 0.31
Hardness - Rockwell M70
Poisson's ratio 0.37
Elongation at break( % ) 100-150
Tensile modulus( GPa ) 2.3-2.4
Izod impact strength( J m⁻¹ ) 600-850
Abrasive resistance - ASTM D1044( mg/1000 cycles ) Oct-15
Tensile strength( MPa ) 55-75
Electrical Properties
Element Value
Dielectric constant @1MHz 2.9
Dissipation factor @ 1MHz 0.01
Dielectric strength( kV mm⁻¹ ) 15-67
Surface resistivity( Ohm/sq ) 10¹⁵
Volume resistivity( Ohmcm ) 10¹⁴-10¹⁶
Thermal Properties
Element Value
Heat-deflection temperature - 0.45MPa( C ) 140
Heat-deflection temperature - 1.8MPa( C ) 128-138
Lower working temperature( C ) -135
Upper working temperature( C ) 115-130
Specific heat( J K⁻¹ kg⁻¹ ) 1200
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.19-0.22@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 66-70
Pultrusions
Element Value
Compressive strength( MPa ) >80

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