Preces apraksts

• Piezoelectric ceramics is a type of information lifelike ceramic materials that may convert mechanical energy and electrical energy to each other-piezoelectric effect. In addition to piezoelectricity, piezoelectric ceramics actually have dielectric properties, elasticity, etc., and have been extensively used in scientific imaging, Acoustic sensors, acoustic transducers, ultrasonic motors, etc. Piezoelectric ceramics are made by using their supplies to trigger relative displacement of the high-quality and damaging payment centers contained in the material under the movement of mechanical stress, leading to polarization, leading to the choice symptoms of sure expenses acting on either ends of the material, that is, the piezoelectric effect. It has touchy characteristics. Ceramics are chiefly used to manufacture ultrasonic transducers, underwater acoustic transducers, electroacoustic transducers, ceramic filters, ceramic transformers, ceramic discriminators, immoderate voltage generators, infrared detectors, surface acoustic wave devices, electro-optical instruments and In addition to being used in high-tech fields, piezoelectric ceramic are used to serve people in daily life and work flat out to create a better existence for folks ceramics Alumina ceramics is essentially probably the most extensively used, maximum versatile, and best ceramic supplies amongst oxide ceramics voltage is applied to piezoelectric ceramics, it will produce mechanical deformation with modifications in voltage and frequency. On the alternative hand, when the piezoelectric ceramic is vibrated, an electric price is generated. Using this principle, when an electrical sign is utilized to a vibrator composed of two piezoelectric ceramics or a piezoelectric ceramic and a steel sheet, the so-called bimorph element, ultrasonic waves might be emitted thanks to bending vibration. On the contrary, when ultrasonic vibration is utilized to the piezoelectric bimorph element, an electric sign is generated. Based on the above effects, piezoelectric ceramics can be utilized as ultrasonic sensors ceramics are practical ceramic materials which will mutually convert mechanical energy and electric energy, and belong to inorganic non-metallic materials. At an analogous time, it has a reputable and unfavourable piezoelectric effect. The piezoelectric ceramic wafers produced by means of Changzhou Ultrasonic Electronics Co., Ltd. are chiefly used in the fields of ultrasonic probes, ultrasonic medical treatment, ultrasonic flowmeters, and automated control. With preferrred functionality and whole specifications, PZT piezoelectric wafers and new composite piezoelectric wafers can meet diversified sorts of needs. SpecificationDimension (mm)Radial frequency (KHz)Capacitance (pf)Dielectric dissipation aspect tanδ(%)Electromechanical coupling coefficient (Kr)Impedance Zr(Ω)Thickness frequency (KHz))Mechanical superb aspect (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

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