Piezoelectric ceramics is one of those information practical ceramic material that may convert mechanical energy and electricity to every other-piezoelectric effect. In addition to piezoelectricity, piezoelectric ceramics also have dielectric properties, elasticity, etc., and feature been extensively utilized in scientific imaging, Acoustic sensors, acoustic transducers, ultrasonic motors, etc. Piezoelectric ceramics are made by using their supplies to trigger relative displacement of the wonderful and detrimental fee facilities contained in the materials beneath the movement of mechanical stress, leading to polarization, resulting in the choice signs of sure expenses acting on either ends of the material, that is, the piezoelectric effect. It has touchy characteristics. Ceramics are mainly used to fabricate ultrasonic transducers, underwater acoustic transducers, electroacoustic transducers, ceramic filters, ceramic transformers, ceramic discriminators, immoderate voltage generators, infrared detectors, surface acoustic wave devices, electro-optical devices and In addition to getting used in high-tech fields, piezoelectric ceramic are used to serve humans in daily life and work hard to create a closer life for folk ceramics Alumina ceramics is largely the most broadly used, most versatile, and most efficient ceramic material amongst oxide ceramics voltage is utilized to piezoelectric ceramics, it's going to provide mechanical deformation with adjustments in voltage and frequency. On the alternative hand, when the piezoelectric ceramic is vibrated, an electrical charge is generated. Using this principle, when an electrical signal is utilized to a vibrator composed of two piezoelectric ceramics or a piezoelectric ceramic and a metallic sheet, the so-called bimorph element, ultrasonic waves can be emitted due to bending vibration. On the contrary, when ultrasonic vibration is utilized to the piezoelectric bimorph element, an electric signal is generated. Based at the above effects, piezoelectric ceramics can be used as ultrasonic sensors ceramics are helpful ceramic materials which will mutually convert mechanical energy and electric energy, and belong to inorganic non-metallic materials. At a similar time, it has a good and adverse piezoelectric effect. The piezoelectric ceramic wafers produced via Changzhou Ultrasonic Electronics Co., Ltd. are chiefly used in the fields of ultrasonic probes, ultrasonic medical treatment, ultrasonic flowmeters, and automated control. With outstanding performance and entire specifications, PZT piezoelectric wafers and new composite piezoelectric wafers can meet diversified forms of needs. SpecificationDimension (mm)Radial frequency (KHz)Capacitance (pf)Dielectric dissipation element tanδ(%)Electromechanical coupling coefficient (Kr)Impedance Zr(Ω)Thickness frequency (KHz))Mechanical wonderful element (Qm)OKS-PR-25103Φ25×Φ10×366±12%≤0≥0≤15683±5%800OKS-PR-225104Φ25×Φ10×466±12%≤0≥0≤15512±5%800OKS-PR-40155Φ40×Φ12×545±12%≤0≥0≤15410±5%800OKS-PR-40155Φ40×Φ15×542±12%≤0≥0≤15323±5%500OKS-PR-40176Φ40×Φ17×640±12%≤0≥0≤15341±5%800OKS-PR-40205Φ40×Φ20×537±12%≤0≥0≤15410±5%800OKS-PR-50205Φ50×Φ20×533±12%≤0≥0≤15341±5%500OKS-PR-50206Φ50×Φ20×633±12%≤0≥0≤15341±5%500OKS-PR-502065Φ50×Φ20×6±12%≤0≥0≤15341±5%500OKS-PR-50175Φ50×Φ17×534±12%≤0≥0≤15315±5%800OKS-PR-50176Φ50×Φ17×634±12%≤0≥0≤15315±5%800OKS-PR-501765Φ50×Φ17×6±12%≤0≥0≤15315±5%800OKS-PR-50236Φ50×Φ23×631±12%≤0≥0≤15341±5%800OKS-PR-50276Φ50×Φ27×629±12%≤0≥0≤15341±5%800OKS-PR-603010Φ60×Φ30×1025±12%≤0≥0≤15341±5%800