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lead free piezoelectric ring Φ50.45×Φ9.28×200khz

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Zibo Yuhai Electronic Ceramic Co., Ltd.
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 : ceo@zbyuhai.com

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lead free piezoelectric ring Φ50.45×Φ9.28×200khz

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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.

Lead free Piezo ceramic ring

Application: ultrasonic underwater transducer

Piezoelectric Ceramic Material: BaTiO3 (lead free)

Piezoelectric elements technical data:

Dimensions: OD 50.8mm, ID9.28mm, height 14-17mm(according to the frequency 200KHz)

Thickness Frequency Fr: 200KHz ± 5 KHz

Frequency Bandwidth ΔF>6.5KHz

Resonate Impedance R ≤ 20 Ω

Dielectric Loss tg δ: <0.6%

Static capacitance Cs: 1650pF±12.5%

Piezoelectric constant d33 ≥ 140

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

yuhai

 

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

 

N3

 

 

 

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

 

 

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

 

N3

 

 

 

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

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

 

GLOSSARY

 

 

BT
 

Barium Titanate

 

Hard PZT

Hard Lead Titanate Zirconate Compound
 

 

Soft PZT

Soft Lead Titanate Zirconate Compound

 

We could not find any corresponding parameters, please add them to the properties table

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EMAILS: ceo@zbyuhai.com

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