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Formula: PP
Form: Foil/Film/Sheet
Material: Polypropylene (PP)
Commodity: Polymers
Polypropylene (PP) films, as a high-performance material, are widely used in industries requiring advanced materials for specialized applications. In electronics, PP films are essential for capacitors, battery separators, and flexible circuits due to their low dielectric loss and excellent insulating properties. They also play a key role in solar energy by improving panel durability through UV resistance and transparency. Additionally, PP films are utilized in automotive and industrial sectors for protective coatings, conveyor belts, and thermal management systems, where strength and heat resistance are critical. PP films from Goodfellow are designed for these high-demand applications, providing superior performance and durability in each industry.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Foil/Film/Sheet
Thickness ±20%

Material Properties for Polymers

Chemical Resistance
Element Value
Acids - concentrated Good-Fair
Acids - dilute Good-Fair
Alcohols Good
Alkalis Good
Aromatic hydrocarbons Fair
Greases and Oils Good-Fair
Halogenated Hydrocarbons Good-Poor
Halogens Poor
Ketones Good
Mechanical Properties
Element Value
Coefficient of friction 0.1-0.3
Hardness - Rockwell R80-100
Elongation at break( % ) 150-300, for biax film >50
Tensile modulus( GPa ) 0.9-1.5, for biax film 2.2-4.2
Izod impact strength( J m⁻¹ ) 20-100
Abrasive resistance - ASTM D1044( mg/1000 cycles ) 13-16
Tensile strength( MPa ) 25-40, for biax film 130-300,
Electrical Properties
Element Value
Dielectric constant @1MHz 2.2-2.6
Dissipation factor @ 1MHz 0.0003-0.0005
Dielectric strength( kV mm⁻¹ ) 30-40
Surface resistivity( Ohm/sq ) 10¹³
Volume resistivity( Ohmcm ) 10¹⁶-10¹⁸
Physical Properties
Element Value
Flammability HB
Radiation resistance Fair
Refractive index 1.49
Resistance to Ultra-violet Poor
Limiting oxygen index( % ) 18
Water absorption - equilibrium( % ) 0.03
Density( gcm⁻³ ) 0.9
Thermal Properties
Element Value
Heat-deflection temperature - 0.45MPa( C ) 100-105
Heat-deflection temperature - 1.8MPa( C ) 60-65
Lower working temperature( C ) 50
Upper working temperature( C ) 90-120
Specific heat( J K⁻¹ kg⁻¹ ) 1700-1900
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.1-0.22@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 100-180

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