Piezo Ceramic Disc 7x0.2mm 300 KHz

Part Number: SMD07T02S412

Piezoelectric Ceramic disc. Silver electrodes being one on each side (S configuration).  Radial mode vibration

One of the applications for this product is Debonding Detection and Monitoring for CFRP Reinforced Concrete Beams. You can read a paper written about this product being used on this application HERE.

Piezo Material: SM412
Dimensions: 7mm diameter x 0.2mm thickness
Resonant frequency fr: 300 KHz±10 KHz     
Electromechanical coupling coefficient Kp:≥55%
Resonant impedance Zm: ≤10 Ω
Static capacitance Cs: 3000pF±15%@1kHz
Test Condition: 23±3 °C 40~70% R.H.
fr, Zm, Kp => Radial mode vibration
Cs => LCR meter at 1KHz 1Vrms

Applications: Debonding Detection and Monitoring for CFRP Reinforced Concrete Beams, Piezo transducer vibration, matter dispersion, Ultrasonic Sensor, wall thickness sensor, material stress sensor, pressure sensor,piezo electricity harvesting, compression sensor, piezo expansion sensor, biomedical probe and others.