PZT Powder of P-33 Navy Type I Soft Material For Receiving Function
| The material performance of piezoelectric ceramic |
| Num |
Name of Performance parameter |
symbol |
index |
Allow the public errand |
| P-33 |
P-44 |
P-51 |
P-81 |
|
| 1 |
Electromechanical coupling coefficient |
Kp |
0.60 |
0.60 |
0.65 |
0.53 |
±6.0% |
| K31 |
0.36 |
0.36 |
0.38 |
0.31 |
| K33 |
0.70 |
0.70 |
0.74 |
0.63 |
| K15 |
0.70 |
0.70 |
0.72 |
0.66 |
| Kt |
0.47 |
0.48 |
0.50 |
0.47 |
| 2 |
The relative electric capacity rate of freedom |
|
1725 |
1350 |
2100 |
1025 |
±12.5% |
|
|
1725 |
1900 |
2400 |
1400 |
| 3 |
The medium losses |
tgδ |
0.020 |
0.005 |
0.020 |
0.004 |
≤ |
| 4 |
The gentle and agreeable constant of elasticity
(x10-12m2/N) |
|
15 |
13 |
15 |
11.0 |
±10% |
|
|
9.0 |
8.5 |
9.0 |
8.5 |
|
|
25 |
21.5 |
22.0 |
21.0 |
| 5 |
Piezoelectricity meet an emergency the constant
(x10-12m/v或C/N) |
d31 |
160 |
-150 |
-210 |
-100 |
±12.5% |
| d33 |
390 |
320 |
450 |
225 |
| d15 |
480 |
530 |
710 |
450 |
| 6 |
Mechanical cue |
Qm |
75 |
400 |
70 |
800 |
≥ |
| 7 |
Frequency constant
(Hz•m) |
Nd |
1950 |
2200 |
2000 |
2300 |
±5% |
| N1 |
1470 |
1600 |
1450 |
1700 |
| N3 |
1880 |
2000 |
1900 |
1960 |
| N5 |
1130 |
1230 |
1200 |
1230 |
| Nt |
2250 |
2300 |
2250 |
2280 |
| 8 |
The velocity of sound
(m/s) |
Vd |
3000 |
3300 |
3000 |
3500 |
±5% |
| V1 |
2940 |
3200 |
2900 |
3400 |
| V3 |
3760 |
4000 |
3800 |
3920 |
| V5 |
2260 |
2460 |
2400 |
2460 |
| Vt |
4500 |
4600 |
4500 |
4560 |
| 9 |
Density (x103kg/m3) |
ρ |
7.6 |
7.5 |
7.45 |
7.45 |
≥ |
| 10 |
Curie's temperature (℃) |
Tc |
335 |
300 |
260 |
300 |
≥ |
| 11 |
Rate of change of time of ten times
(%) |
ANd |
0.20 |
1.2 |
0.35 |
1.3 |
|
| AKp |
-0.25 |
-1.8 |
-0.4 |
-2.0 |
| Aε |
-1.5 |
-4.0 |
-1.5 |
-4.0 |
| 12 |
The relative rate of change of temperature (%)-10℃~50℃ The datum 25℃ |
ΔNd/N |
1.0 |
1.0 |
1.5 |
1.5 |
|
| Δε/ε |
15 |
9.0 |
20 |
9.0 |
|
| 13 |
The strong field lies between electric performance
T=25℃ E=400V |
tgδ |
|
0.04 |
|
0.01 |
≤ |
| Δε/ε |
|
0.17 |
|
0.06 |
≤ |
| note: 1, Index besides Curie's temperature, is the measurement value for ten days after polarizing for the performance parameter index in the form . |
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Electrical Piezo Materials For Receiving Function 0.020 Medium Losses Images
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