... Element Applications1. For sound making:Clocks,Calculators,Telephones,Washing machines,Various(Burglar alarms,etc)2. For transduction: ... center of the diaphragm may cause cracking in the ceramic elements .When the diaphragm is supported by the ... 1-2 second and the same temperature for the ceramic Silver electrode for 0.5 second or less ... for the past 21 years. Piezo ceramic element , piezo part