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Formula: PP
Form: Coil
Material: PP
CAS Number: 9003-07-0
Commodity: Polymers
Transparency:
Clear/Transparent
The PP Coil (polypropylene film coil) is a flexible plastic film available in 406 sizes and thicknesses. The film provides properties like high tensile strength, chemical resistance and electrical insulation. Example industrial uses include food packaging, labels, textiles, capacitors, and as a coating substrate, while scientific applications include membranes, dielectric insulation and prototypes. Thanks to the vast range of options we offer, these polypropylene film coils can be customized for many applications.
Tolerances
Coil
| 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 |