Poled Piezoelectric Ceramic Piezo Disc Sensor for Vibration Transducers
Product Description
Poled Piezoelectric Ceramic Piezo Disc Sensor for Vibration Transducers
WuHan Piezohannas Tech.Co .,Ltd is a manufactuer of piezoelectric ceramics ,ultrasonic transducers and some other ultrasonic deivce with strong technology force.With a quality management system and research & development sector,our products are extensively used in most applications.
-Diameter : 20mm
-Thickness:0.8mm
-Capacitance(nF):1.4
-Resonant Frequency(Hz):2.45M
Applications:
Our range of vibration transducers includes accelerometers, force transducers, impedance heads, impact hammers, tachometer probes, vibration calibrators, cables and accessories.
Standard Size of Piezo Discs:
range of piezo disc to produce:
Diameter: 2mm-120mm
Thickness:0.1mm-30mm
PZT Soft Material:
"Soft" PZT materials |
The type of soft material |
||||||||
Properties |
PSnN-5 |
PLiS-51 |
PZT-51 |
PZT-52 |
PZT-53 |
PZT-5H |
PZT-5X |
||
Dielectric Constant |
ɛTr3 |
1600 |
2000 |
2200 |
2400 |
2600 |
3200 |
4500 |
|
Coupling factor |
KP |
0.6 |
0.62 |
0.62 |
0.63 |
0.64 |
0.68 |
0.7 |
|
K31 |
0.35 |
0.35 |
0.35 |
0.35 |
0.36 |
0.38 |
0.4 |
||
K33 |
0.68 |
0.7 |
0.68 |
0.7 |
0.7 |
0.76 |
0.77 |
||
Kt |
0.5 |
0.52 |
0.5 |
0.5 |
0.5 |
0.52 |
0.53 |
||
Piezoelectric coefficient |
d31 |
10-12m/v |
-170 |
-197 |
-186 |
-204 |
-227 |
-275 |
-300 |
d33 |
10-12m/v |
400 |
450 |
500 |
520 |
550 |
620 |
750 |
|
g31 |
10-3vm/n |
-12 |
-11.1 |
-9.6 |
-9.8 |
-9.9 |
-9.7 |
-7.5 |
|
g33 |
10-3vm/n |
28 |
25.4 |
25.6 |
24.5 |
23.9 |
22 |
18.8 |
|
Frequency coefficients |
Np |
2000 |
1920 |
1980 |
1980 |
1960 |
1900 |
1960 |
|
N1 |
1466 |
1407 |
1451 |
1451 |
1437 |
1393 |
1437 |
||
N3 |
1825 |
1925 |
1900 |
1900 |
1755 |
1550 |
1800 |
||
Nt |
2100 |
2100 |
2150 |
2150 |
2150 |
2100 |
2200 |
||
Elastic compliance coefficient |
Se11 |
10-12m2/n |
16.6 |
18 |
16.7 |
17 |
17.4 |
18 |
19 |
Machanical quality factor |
Qm |
85 |
80 |
80 |
75 |
75 |
70 |
65 |
|
Dielectric loss factor |
Tg δ |
% |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
Density |
ρ |
g/cm3 |
7.5 |
7.5 |
7.6 |
7.6 |
7.6 |
7.5 |
7.5 |
Curie Temperature |
Tc |
°C |
350 |
345 |
270 |
270 |
270 |
230 |
165 |
Young's modulus |
YE11 |
<109N/m2 |
60 |
56 |
60 |
59 |
57.5 |
56 |
53 |
Poison Ratio |
0.36 |
0.36 |
0.36 |
0.36 |
0.36 |
0.36 |
0.39 |
||
The Range of Piezo Ceramics:
Piezo ceramic Discs |
Diameter |
PZT-4 |
PZT-5 |
PZT-8 |
3-100 |
3-100 |
3-100 |
||
Thickness |
0.3-10 |
0.25-15 |
0.4-8 |
|
Piezo ceramic Rings |
Outside diameter |
3-100 |
3-100 |
3-100 |
Inside diameter |
≥ 2 |
≥ 2 |
≥ 2 |
|
Thickness |
0.3-10 |
0.25-15 |
0.4-8 |
|
Piezo ceramic Tubes |
Outside diameter |
3-108 |
3-108 |
3-105 |
Inside diameter |
≥ 2 |
≥ 2 |
≥ 2 |
|
Length |
≤50 |
≤50 |
≤50 |
|
Piezo ceramic Plates |
Length |
≤ 50 |
≤ 50 |
≤ 50 |
Width |
≥ 1 |
≥ 1 |
≥ 1 |
|
Thickness |
0.3-10 |
0.25-15 |
0.3-8 |