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Precision Acoustics

PVdF Student Starter Kit

Our student starter pack of PVdF.

This product is available to buy direct through our secure online shop.​

pvdf student pack

Overview

Student pack of PVdF contains:

  • 1 x 110 micron PVdF poled, golded on both surfaces, size 5cm by 5cm
  • 1 x 52 micron PVdF poled, golded on both surfaces, size 5cm by 5cm
  • 1 x 28 micron PVdF poled, golded on both surfaces, size 5cm by 5cm

Typical Uses

  • Pressure or impact sensors
  • Strain gauge
  • Simple microphones
  • Acoustic pickups

Specifications

General Properties Relevant to all Samples. Quarter and half wave thickness resonance frequencies for PVdF film can be deduced from the acoustic velocity and the thickness of the film.

Density:1780 kg/m3
Longitudinal Acoustic Velocity:2260 m/s
Melting Temperature:175-180 ºC
Curie Temperature:None observed but extrapolates to 205 ºC
Max Operating Temperature:70 ºC

 

28um, 52um and 110um PVdF

Metallisation: Approximately 250 nm Gold on top of 40 nm Chrome
Film Orientation: Uni-axially oriented film
Poling Method: Poled as continuous roll via corona discharge
Poling Uniformity: Some small-scale local variation
Approximate Piezo Coefficients: d31 = 22 pC/N, d32 = 3 pC/N, d33 =-28 to -32 pC/N
Di-electric Constant (Relative permittivity): 10-12

We can also supply a small sample of 9 micron film at extra cost.
Please contact us for prices.