PZT-5 Ultrasonic Piezo Discs OD7.8 x 0.5mm 

Piezoelectric ceramic disc    Quick shipments High performance wrapped arround electrode available Application: ultrasonic distance measurement  Material:  PSnN-5 (soft PZT, dielectric constant 1600, higher curie temperature 350℃) Technical data: Dimensions:  diameter 7.8mm, thickness 0.5mm  Thickness Frequency(Ft)  255KHz ± 3KHz Statics Capacity (pF) >1100pF ± 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 Material:  PSnN-5 (higher curie temperature 350℃)  China Patent  No. ZL 2013 1 0300467.3 of Piezoelectric Material…