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Piezoelectrics

Longitudinal Velocity

(cm/µ sec)

e R,

d33

(10-12 m/v)

g33

(10-3 vm/n)

Frequency Constant

(Hz-m)

Density

(g/cm3)

Acustic Impeadance

g/cm3-sec

(x105)

AlN

.488

N/A

N/A

N/A

2440

8.8

42.94

Barium Titanate

.564

1200

149

14.1

2740

5.55

33.5

Lead Zirconate Titanate

PZT-2

.441

450

152

38.1

2090

7.6

31.3

PZT-4

.460

1300

289

26.1

2000

7.5

34.5

PZT-5A

.435

1700

380

24.8

1890

7.75

33.7

PZT-5H

.456

3400

593

19.7

2000

7.5

34.2

K180

.400

425

180

41

2006

7.7

31

K270

.406

1300

270

26

2032

7.5

31

K278

.406

1100

240

26

2032

7.5

31

K350

.396

1700

290

25

1981

7.7

30.5

K500

.396

2700

500

20

1981

7.6

30.5

K550

.408

3000

550

20

2032

7.8

31

Lead Titanate

K NTA

.417

170

62

40

2082

7.5

33

K N3B

.427

215

70

37

2134

7.65

33

Lead Metanlobate

K-81

.305

300

85

32

1524

6.2

19

K-83

.548

175

65

42

2743

4.5

24.5

K-85

.335

80

180

27

1676

5.7

18.5

PVDF

.220

12

33

339

1100

1.78

2.5

Lithium Niobate

(Z-cut)

.773

N/A

N/A

N/A

N/A

4.64

34.0

(Y-cut)

.688

N/A

N/A

N/A

N/A

4.64

31.9

 

 

 

 

 

 

 

 

Sodium Bismuth Titanate

 

140

18

15

2082

N/A

N/A

K15

.417

N/A

N/A

N/A

N/A

7.2

29

Lithium Sulfate (Y-cut)

.546

10.3

15

165

2730

2.06

11.2

Quartz

.566

4.5

2.3

N/A

2830

6.82

15.2

Tourmaline

.754

7.5

N/A

N/A

3770

3.1

23.4
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