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Lead-Free

LF52 is a lead-free piezoceramic formulation based on the potassium sodium niobate system (KNN). It offers low dissipation and is proposed as an alternative to very hard PZT ceramics for customers who are looking to replace lead-containing piezoceramics in their applications.

Series Resources

  • Lead-Free Material
  • High Mechanical Quality Factor
  • High Curie Temperature

  • High-Power Transmitters
  • Medical Therapeutics (HIFU, Surgery, Dental)
  • Ultrasonic Cleaning, Cutting and Welding
Specifications
MaterialKNN
Relative Dielectric Constant700
Dielectric Dissipation Factor0.004
Curie Temperature (°C)340
Mechanical Quality Factor910
Coupling Coefficient k330.46
Coupling Coefficient kt0.38
Piezo Coefficient d31-55
Piezo Coefficient d33110

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