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Brief description of Multilayer Piezo Ring Actuators:
1> 15 years experience of manufacture
2> CE, RoHS, SGS ISO9001:2008, ISO14001:2015
3> Custom designs are available
Compact size
Accurate positioning in nm
High-speed response in ms
Large blocking force
High energy conversion efficiency, low power consumption and no electromagnetic noise
Easy to be controlled by voltage
Scope of applications
R&D and industry
Precision mechanics and mechanical engineering
Life sciences, Medicine and Biology
Nano positioning, Fiber positioning, High-speed switching, Tunable lasers
Part numbering
Dimensions
Specification
Model | Dimensions | Nominal displacement | Blocking force | Stiffness | Electrical capacitance | Resonance Frequency |
OD/ID/H | [µm@1000V] | [N@1000V] | [N/µm] | [µF] | [kHz] | |
[mm] | ±10% | | | ±20% | ±20% | |
PTH10002515301 | Φ25/Φ15/30 | 30 | 8600 | 280 | 3 | 50 |
Key Technical Index | Unit | Value |
Relative dielectric constant εr3T | - | 3500±20% |
Electromechanical coupling factor Kp | - | 70% |
Longitudinal piezoelectric strain coefficient d33 | 10-12C/N | ≥650 |
Piezoelectric voltage constant g33 | 10-3Vm/N | 17 |
Elastic flexible coefficient S11E | 10-12m2/N | 14.3 |
Elastic flexible coefficient S33E | 10-12m2/N | 18.5 |
Dielectric loss tgδ | 10-3 | ≤1.5 |
M quality factor Qm | - | 45 |
Curie temperature TC | ℃ | 240 |
Density ρ | g/cm3 | 7.9 |