... ultrasonic welding for ultransonic scalpel for ultrasonic teeth cleaning for widly use Piezo Ceramic Element: Applications ... plate)1, For sound making:Clocks,Calculators,Telephones,Washing machines,Various(Burglar alarms,etc);2, For transduction: Embryo ... reflectoscope reflector,pedometer, car alarm sensor.Piezoceramic for Ultrasonic Cleaning, for Ultrasonic Welding, for Tooth-brushing, Piezoceramic ...