Piezoelectric ceramic hemisphere Electrode direction: Radial direction Applications: Hydrophone, underwater acoustics transducer, acoustic pickups Material: PSnN-5( Soft PZT, low dielectric constant 1600, high Curie T. 350℃) Piezo material PSnN-5 is "SOFT" PZT, widely used in the piezo elements for ultrasonic flowmeter, liquid level measurement and distance measurement with high sensitive and high curie temperature. "Soft" PZT materials Properties PSnN-5 Dielectric Constant ɛTr3 1600 Coupling factor KP 0.6 K31 0.35 K33 0.68 Kt 0.5 Piezoelectric coefficient d31 10-12m/v -170 d33 10-12m/v 400 g31 10-3vm/n -12 g33 10-3vm/n 28 Frequency coefficients Np 2000 N1 1466 N3 1825 Nt 2100 Elastic compliance coefficient Se11 10-12m2/n 16.6 Machanical quality factor Qm 85 Dielectric loss factor Tg δ % 2 Density ρ g/cm3 7.5 Curie Temperature Tc °C 350 Young's modulus YE11 <109N/m3 60 Poison Ratio 0.36 Yuhai company provides Piezoceramic materials (PZT) , more than 30 formulations of piezo materials Piezoceramic components Customized piezo ceramic components and ultrasonic transducers/transducers Various different shapes in many different geometries such as disks, plates, tubes, customized shapes High resonant frequencies to 10 MHz Piezo composite machining Core Competences of Yuhai piezo ceramic elements More than 50 years professional piezoelectric ceramic manufacturing experience. more than 30 formulations of piezoelectric materials, stable and superior performance, to meet various piezo applications. Forming process with dry pressing, rolling film and isostatic pressing. High precision machining equipment for other special shaped components such as inner, outer circle and hemisphere. be the manufacturer of supplying the most complete components varieties in China. Certified in accordance with ISO 9001. product consistency reached 99.9% OEM Adaptations Piezo transducers for ultrasonic applications Assembly of complete transducer components
https://www.yhpiezo.com/pzt-piezoelectric-hemisphere/