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Zibo Yuhai Electronic Ceramic Co., Ltd.
(Originally, Zibo Wireless Ceramic Factory)
Address :  No.57 Chuangye Road, Development Area Boshan, Zibo City, Shandong Prov. P.R. of China 
Tel : +86-0533-4230012      
Fax : +86-0533-4231700
Email :

Product details
  • Product name: Lead-free piezoelectric ceramics
  • Product number: barium titanate piezoelectric ce
  • Date: 2016-12-29
  • Views : 168


Barium titanate lead-free piezoelectric ceramics are important basic materials for the development of modern science and technology, which was widely used in the manufacture of ultrasonic transducers, underwater acoustic transducers, electroacoustic transducers, ceramic filters, ceramic transformers, ceramic frequency discriminators, high voltage generators, infrared detectors, surface acoustic wave devices, electro-optic devices, ignition and detonation devices, and piezoelectric gyroscope and so on.


Application:  military, ocean, fishery, scientific research, mine detection, daily life and other fields.





Typical value of piezoelectric ceramic materials performance  
Lead free piezo material BaTiO3   Lead-free Material
Properties     BaTiO3
Dielectric Constant ɛTr3   1260
Coupling factor  KP   0.34
  K31   0.196
  K33   0.43
  Kt   0.32
Piezoelectric coefficient d31 10-12m/v -60
  d33 10-12m/v 160
  g31 10-3vm/n -5.4
  g33 10-3vm/n 14.3
Frequency coefficients Np   3180
  N1   2280
  Nt   2675
Elastic compliance coefficient Se11 10-12m2/n 8.4
Machanical quality factor Qm   1200
Dielectric loss factor Tg δ % 0.5
Density ρ g/cm3 5.6
Curie Temperature Tc °C 115
Young's modulus YE11 <109N/m3 119
Poison Ratio     0.33
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