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Grade: Piezo-electric
Formula: PVDF
Form: Metallized Film
Material: Polyvinylidene fluoride (PVDF)
CAS Number: 24937-79-9
Commodity: Polymers
Orientation:
Uni-axially Oriented
Piezo-electric Polyvinylidene Fluoride (PVDF) Metallized Film is a highly versatile piezoelectric material offered in Goodfellow's range of specialty films. With 23 variations, these thin piezoelectric PVDF films exhibit properties like mechanical flexibility, chemical resistance, and high piezoelectric voltage constant. Potential applications include sensors, transducers, hydrophones, and energy harvesting devices. The metallized surface allows direct bonding for simplified integration into end products. Overall, Goodfellow's selection of piezo-electric PVDF metallized films provides options for prototyping and developing innovative piezoelectric systems.
Tolerances
Metallized Film
| Thickness | ±10% |
|---|
Sizes
| Linear dimension | <100mm | ±1mm |
|---|---|---|
| Linear dimension | >=100mm | +2% / -1% |
Material Properties for Polymers
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Good |
| Acids - dilute | Good |
| Alcohols | Good |
| Alkalis | Fair |
| Aromatic hydrocarbons | Good |
| Greases and Oils | Good |
| Halogenated Hydrocarbons | Good-Fair |
| Halogens | Good-Poor |
Mechanical Properties
| Element | Value |
|---|---|
| Coefficient of friction | 0.2-0.4 |
| Hardness - Rockwell | R77-83 |
| Poisson's ratio | 0.34 |
| Elongation at break( % ) | 50 |
| Tensile modulus( GPa ) | 01-Mar |
| Izod impact strength( J m⁻¹ ) | 120-320 |
| Abrasive resistance - ASTM D1044( mg/1000 cycles ) | 24 |
| Tensile strength( MPa ) | 25-60 |
Electrical Properties
| Element | Value |
|---|---|
| Dielectric constant @1MHz | 8.4 |
| Dissipation factor @ 1kHz | 0.06 |
| Dielectric strength( kV mm⁻¹ ) | 13 |
| Surface resistivity( Ohm/sq ) | 10¹³ |
| Volume resistivity( Ohmcm ) | 10¹⁴ |
Physical Properties
| Element | Value |
|---|---|
| Flammability | V0 |
| Radiation resistance | Fair |
| Refractive index | 1.42 |
| Resistance to Ultra-violet | Excellent |
| Limiting oxygen index( % ) | 44 |
| Water absorption - over 24 hours( % ) | 0.04 |
| Density( gcm⁻³ ) | 1.76 |
Thermal Properties
| Element | Value |
|---|---|
| Heat-deflection temperature - 0.45MPa( C ) | 120-150 |
| Heat-deflection temperature - 1.8MPa( C ) | 80-115 |
| Lower working temperature( C ) | -40 |
| Upper working temperature( C ) | 135-150 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 0.1-0.25@23°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 80-140 |
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Vespel® SP1 PI Film Grade: Vespel® SP1
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VICTREX® APTIV® 2000 PEEK Film Grade: VICTREX® APTIV® 2000
Formula: PEEK
Thickness: 0.038mm
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Length 2: 300mm
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VICTREX® APTIV® 1300 PEEK Film Grade: VICTREX® APTIV® 1300
Formula: PEEK
Thickness: 0.075mm
Length 1: 100mm
Length 2: 100mm
Structure: Semi Crystalline
Surface Finish: Gloss/Gloss
Colour: Black
CAS Number: 29658-26-2
UOM Code: 377-672-58
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VICTREX® APTIV® 1000 PEEK Film Grade: VICTREX® APTIV® 1000
Formula: PEEK
Thickness: 0.075mm
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Length 2: 150mm
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Colour: Translucent Grey
CAS Number: 29658-26-2
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