PZT Material Piezo Ring for Ultrasonic Welding Transducer
Product Description
PZT Material Piezo Ring for Ultrasonic Welding Transducer
1.Product Description
- Piezo Material: PZT-8
- Dimensions: OD50*ID17*6.5mm
- Resonant Frequency: 35KHz ± 3KHz
- Static Capacitance: 2430pF ± 12.5%
-Resonance Impedance zm≤15
-Thick frequency Ft(khz): 320
-Coupling Modulus Kr(%):≥45
2. Piezo Ring FOR Ultrasonic Welding in stock:
2.Some Standard Size of Piezo Ring
Range Of piezo ceramic ring
External diameter: 5.0 - 100mm
Internal diameter :(2.0 - 35mm)
Thickness : (0.2 - 15mm)
Choice of metallisation (Silver, Nickel, Gold and others on request)
Wide choice of PZT formulations
3.Typical value of "Hard" PZT materials performance：
Hard" PZT materials |
|||||||
Properties |
PZT-41 |
PZT-42 |
PZT-43 |
PZT-82 |
PBaS-4 |
||
Dielectric Constant |
ɛTr3 |
1050 |
1250 |
1420 |
1100 |
1900 |
|
Coupling factor |
KP |
0.58 |
0.58 |
0.58 |
0.52 |
0.59 |
|
K31 |
0.32 |
0.33 |
0.34 |
0.3 |
0.34 |
||
K33 |
0.66 |
0.67 |
0.68 |
0.57 |
0.68 |
||
Kt |
0.48 |
0.48 |
0.48 |
0.4 |
0.49 |
||
Piezoelectric coefficient |
d31 |
10-12m/v |
-106 |
-124 |
-138 |
-100 |
-160 |
d33 |
10-12m/v |
260 |
280 |
300 |
240 |
380 |
|
g31 |
10-3vm/n |
-11.4 |
-11.2 |
-11 |
-10.3 |
-9.5 |
|
g33 |
10-3vm/n |
28 |
25.3 |
24 |
25 |
22.6 |
|
Frequency coefficients |
Np |
2280 |
2200 |
2160 |
2280 |
2200 |
|
N1 |
1671 |
1613 |
1583 |
1671 |
1613 |
||
N3 |
1950 |
1900 |
1875 |
1950 |
1850 |
||
Nt |
2250 |
2200 |
2200 |
2300 |
2200 |
||
Elastic compliance coefficient |
Se11 |
10-12m2/n |
11.8 |
12.7 |
13.2 |
11.6 |
13.2 |
Machanical quality factor |
Qm |
1000 |
800 |
600 |
1200 |
2200 |
|
Dielectric loss factor |
Tg δ |
% |
0.3 |
0.4 |
0.5 |
0.3 |
0.5 |
Density |
ρ |
g/cm3 |
7.5 |
7.5 |
7.5 |
7.6 |
7.5 |
Curie Temperature |
Tc |
°C |
320 |
320 |
320 |
310 |
310 |
Young's modulus |
YE11 |
<109N/m3 |
85 |
79 |
76 |
86 |
76 |
Poison Ratio |
0.3 |
0.3 |
0.3 |
0.3 |
0.33 |
4. Mask Machine Applications:
50*17*6.5mm Piezo ring is used for welding machine,Duo to Corona Virus ,the rapid requirements of piezo ring is needed in China and abroad, it is the basic component for mask machine.
5.Mask Machine Image: