Piezo Disc for Ultrasonic Flow Meter Sensor OD15x1MHz 

Piezoelectric ceramic disc    Quick shipments High performance wrapped arround electrode available Application: ultrasonic flow meter sensor, Ultrasonic measure Material:  PZT-51 (soft PZT, equal to PZT-5A and NAVY TYPE II) Technical data: Dimensions:  diameter 15mm, thickness 2mm according to frequency 1MHz  Thickness Frequency(Ft) 1MHz ± 5% Statics Capacity (pF)  1500pF ± 12.5% Dielectric loss(tgδ)(1v,KHz) ≤2% Electromechanical coupling coefficient Kp:  ≥0.62   Test Condition: 25±3 °C 40~70% R.H. fr, Zm, Kr => Radial mode vibration Cs tanδ => LCR meter at 1KHz 1Vrms