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Soft PZT

3222HD is a high-density, soft-doped PZT formulation showing decent charge coefficients along with high permittivity and coupling factors.

Series Resources

  • Very High Coupling Factors
  • Decent Piezoelectric Charge Coefficients
  • Low Mechanical Quality Factor
  • Receivers, Hydrophones
  • Fuze Generators
  • Diagnostic medical Ultrasound (Imaging, IVUS)
  • Combined, Doppler Flow Meters
  • Implantable Devices (Hearing Aids, Pacemakers, Valves)
  • Non-Destructive Testing
  • Acoustic Emission
  • Actuators (Positioning, Valves, Inkjet)
Specifications
MaterialPZT
Relative Dielectric Constant2650
Dielectric Dissipation Factor<0.02
Curie Temperature (°C)270
Mechanical Quality Factor80
Coupling Coefficient k330.74
Coupling Coefficient kt0.53
Piezo Coefficient d31-270
Piezo Coefficient d33485

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