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| Product Details:
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| Material: | P44 | Type: | Piezoelectric Ceramics | 
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| Frequency: | 3Mhz+/-5% | Shape: | Round | 
| Application: | Beauty Transducer | Port: | Shenzhen | 
| Highlight: | Small Size Piezoelectric Disc,Beauty Transducer Piezoelectric Disc,Beauty Head piezo ceramic disc | ||
Piezoelectric Disc With Diameter 20mm, 3Mhz For Beauty Head
1. Product description
Piezoelectricity is a type of electricity that occurs when materials possessing piezoelectric properties are exposed to pressure or stress. Examples of these materials are ceramics, also called piezoceramics , and crystals.
Piezoelectric Ceramics (piezoceramics), such as Piezoelectric Ceramic Ring, Piezoelectric Ceramic Disc, Piezoelectric Ceramic Tube, Piezoelectric Ceramic Ball/Hemisphere, Piezoelectric Ceramic Cylinder and Piezoelectric Ceramic Square/Rectangular.
2. Brief description of piezo ceramic element & Attributive Characters
1. Electrode form/ Modulating: External drive (diode); Self drive (transistor);
2. Thickness: Thick (T>0.5mm); Standard (0.5mm>T>0.2mm);
3. Dimension: Smallest diameter is 5mm, Biggest is 100mm;
4. Metal plate type: Silver
5. Connection terminal: Solder wire or not.
3. Applications for ceramics
Piezo Ceramic Element: Applications (Piezoceramics element; Piezo diaphragm, piezo plate)
1. For sound making:Clocks,Calculators,Telephones,Washing machines,Various(Burglar alarms,etc);
2. For transduction: Embryo monitor,Heart reflectoscope reflector,pedometer, car alarm sensor.
3. For face lift beauty devices.
4. For medical devices.
5. For distance measuring.
6. Hydrophone
7. Oceanography
Specifications:
| Material type | P44 | 
| Resonant Frequency | 3MHZ±5% | 
| Resonant Resistance (R) | < 5ohm | 
| Coupling Factor (KP) | >60% | 
| Capacitance (Cp) | 5000PF ± 15% | 
| Dielectric loss (tgδ) | < 2% | 
Applications:
Beauty Head
Contact Person: Dream Chan
Tel: 86-755-83747109