PVdF student starter kit
Our student starter pack of PVdF.
Overview
Student pack of PVdF contains:
- 1 x 110 micron PVdF poled, golded on both surfaces, size 5 cm x 5 cm
- 1 x 52 micron PVdF poled, golded on both surfaces, size 5 cm x 5 cm
- 1 x 28 micron PVdF poled, golded on both surfaces, size 5 cm x 5 cm
Typical Uses
- Pressure or impact sensors
- Strain gauge
- Simple microphones
- Acoustic pickups
Download the data sheet
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 ºC to 180 ºC |
| Curie temperature: | None observed but extrapolates to 205 ºC |
| Max operating temperature: | 70 ºC |
28 µm, 52 µm and 110 µm 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 |
