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Lead-Free

PZ12X is a variant of our lead-free Pz12, based on the NBT-BT system. It features increased mechanical quality factor and thickness coupling. The trade-off is a slight reduction in its temperature capability.

Series Resources

  • Lead-Free Material

  • High-Power Transmitters for Underwater and Defense Applications
  • Medical Therapeutic Ultrasound
  • High-Power Ultrasonic Cleaning, Cutting and Welding
Specifications
MaterialNBT-BT
Relative Dielectric Constant813
Dielectric Dissipation Factor0.032
Curie Temperature (°C)NA
Mechanical Quality Factor200
Coupling Coefficient k330.55
Coupling Coefficient kt0.47
Piezo Coefficient d31-56.6
Piezo Coefficient d33152

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