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You are here: Home » Products » Multilayer Piezo Actuators » Ring Multilayer Piezo Actuators » PTH250series » Ring Multilayer Piezo Actuators/ PTH250 series
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Ring Multilayer Piezo Actuators/ PTH250 series

Brief description of Ring Multilayer Piezo Actuators:
1> 15 years experience of manufacture
2> CE, RoHS, SGS ISO9001:2008, ISO14001:2015
3> Custom designs are available

Φ12*Φ3 serial:
Φ25*Φ15 serial:
  • PTH250 series
  • PANT
  • piezoelectric ceramics
  • Ring
  • CE, RoHS, SGS ISO9001:2008, ISO14001:2015
  • -20 to 250V DC
  • -20 to 120℃
  • red is electrode (+), and black is cathode (-)
  • 15MPa
  • 20MPa

未标题-1.png Compact size
未标题-1.png Accurate positioning in nm

未标题-1.png High-speed response in ms
未标题-1.png Large blocking force

未标题-1.png High energy conversion efficiency, low power consumption and no electromagnetic noise
未标题-1.png  Easy to be controlled by voltage


Scope of applications

未标题-1.png R&D and industry
未标题-1.png Precision mechanics and mechanical engineering

未标题-1.png Life sciences, Medicine and Biology

未标题-1.png Nano positioning, Fiber positioning, High-speed switching, Tunable lasers

Part numbering

Part Numbering.png





Dimensions Nominal displacement Blocking force Stiffness Electrical capacitance Resonance Frequency
OD/ID/H [µm@250V] [N@250V] [N/µm] [µF] [kHz]
 [mm] ±10%

 ±20% ±20%
PTH2501203201 Φ12/Φ3/20 20 3500 175 4.6 75
PTH2502515301 Φ25/Φ15/30 30 9000 300 13.5 50
*   Customize on request. 
We accept T/T& Paypal now.


Goods in stock will be shipped with 48 hours after receiving the full payment. 

·     We ship the goods to the address which is given in PayPal payment. Please make sure that address in PayPal is correct.
·     we will give you the tracking number after we send out the goods, in general, you will receive the goods within five days.
·     If you have any questions, please kindly contact us by email(our email address is alicezhou@pantpiezo.com)

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

ISO9001-2008  ISO14001-2015  CE

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  • - High-End Customized Service




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