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Piezoelectric ceramic material
Piezoelectric ceramic material

Detailed Product Description


Typical values of piezoelectric ceramic materials

 

Material types

S42

S43

S44

S44-2

S43A

S44A

S81

Properties

Items

P-42

P-43

FM-2-1

SP-12-4

P-8

Coupling Coefficients(%)

Kp

65

66

68

66

59

60

58

Kt

48

46

48

47

72

68

46

K31

33

 

34

35

35

33

30

Piezoelectric Charge Constants

 (PC/N)

d33

320

290

330

330

300

300

250

d31

-155

 

-135

-140

-125

-109

-110

Piezoelectric voltage constants

 (X10-3Vm/N)

g33

25.8

26.8

23.4

23.2

26.5

25.5

27.4

g31

-12.5

 

-10.5

-10.2

-11

-10.5

-9.8

Dielectric constants

E33T/E0

1550

1220

1620

1570

1250

1350

1200

Dissipation factor (%)

tgδ

0.4

0.4

0.4

0.5

0.4

0.35

0.4

Frequency contents

(Hz ?M)

Nt

2050

2040

2050

2080

2005

2005

2050

Np

2230

2210

2250

2220

2130

2055

2300

NL

1650

 

1630

1630

1524

1700

1655

Elastic constants

 (X1010N/m2)

SE11

11.5

 

12.5

12.1

 

 

12.1

SD11

10.2

 

11.2

11.1

 

 

10.9

Mechanical Q

Qm

600

600

1400

1200

500

1400

1000

Curie temperature (oC) 

Tc

305

300

300

280

325

320

320

Density (g/cm3)

p

7.6

7.6

7.7

7.7

7.6

7.6

7.6

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