Communicate with Supplier? Supplier
Sun Zhaohai Mr. Sun Zhaohai
What can I do for you?
Contact Supplier

Zibo Yuhai Electronic Ceramic Co., Ltd.


Home > Products > Lead Free Piezoelectric Elements > Lead Free Piezo Rings > Barium Titanate Piezo Ring for Fishfinder 180KHz

Barium Titanate Piezo Ring for Fishfinder 180KHz
Barium Titanate Piezo Ring for Fishfinder 180KHz

Barium Titanate Piezo Ring for Fishfinder 180KHz

Basic Info

    Model No.: OD50.2*ID6.1*180KHz BaTiO3

Product Description

Piezoelectric ceramic ring

Lead free Piezo Ceramic Ring

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: ultrasonic underwater transducer

Piezoelectric ceramic Material: BaTiO3 (lead free)

Piezoelectric Elements technical data:

Dimensions: OD 50.2mm, ID6.1mm, height 14-17mm(according to the frequency 180KHz)

Thickness Frequency Fr: 180KHz ± 5 KHz

Frequency Bandwidth ΔF>7.5KHz

Resonate Impedance R ≤ 20 Ω
Dielectric Loss tg δ: <0.6%

Static capacitance Cs: 1350pF±12.5%

Test Condition: 25±3 °C 40~70% R.H.
fr, Zm, Kr => Radial mode vibration
Cs tanδ => LCR meter at 1KHz 1Vrms

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

China Patent of Yuhai company`s BaTiO3

Chinese Patent No.: ZL 2011 1 0126758.6

Name: Lead-free Barium Titanate Piezoelectric Material with Addition of Cobalt and Aluminum

lead free piezo ceramic

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




ε 33 T , ε 11 T

Free Relative Dielectric Constant

ε 33 S , ε 11 S

Clamping Relative Dielectric Constant


Dissipation Factor at Low Field



g/cm 3

T c

Curie Point





Z a

Accoustic Impedance


K p, K 33, K t, K 31, K 15

Electromechanical Coupling Factors

N p , N 33, N 31, N 15, N t, N c

Frequency Constants

Hz - m

d 33, d 31, d 15

Piezoelectric Strain Constants

10 -12 C/N

d h

Hydrostatic Piezoelectric Strain Constants

10 -3 Vm/N

Q pm

Mechanical Quality Factor at Planar mode

Y 11 E , Y 33 E

Young's Modulus under Short Circuit

10 10 N/m 2


Poisson Ratio

ε 33 T (% Per Decade)

Aging Rate of Free Relative Dielectric Constant

K p (% Per Decade)

Aging Rate of Planar Electromechanical Coupling Factor

K t (% Per Decade)

Aging Rate of Coupling Factor at Thickness mode

N p (% Per Decade)

Aging Rate of Frequency Constant of Planar Mode

N t (% Per Decade)

Aging Rate of Frequency Constant at Thickness Mode

ε 33 T ( / o C)

Thermal Stability of Free Relative Dielectric Constant



Barium Titanate

Hard PZT

Hard Lead Titanate Zirconate Compound

Soft PZT

Soft Lead Titanate Zirconate Compound

Looking for ideal PZT Elements Ultrasonic Fishfinder Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Piezo Ultrasonic Transducer 200KHz are quality guaranteed. We are China Origin Factory of Piezo Ceramic Lead Free Fishfinder. If you have any question, please feel free to contact us.

Product Categories : Lead Free Piezoelectric Elements > Lead Free Piezo Rings

Send Inquiry

Sun Zhaohai

Mr. Sun Zhaohai



Mobile Phone:+8618753397607

Address:No.57 Chuangye Road, Boshan Economic Development Area, Zibo, Shandong