Industry Background
Piezoelectric ceramics are core electronic components for ultrasonic transducers and vibration driving. They are widely used in ultrasonic equipment, sound buzzers, precision sensors and other industrial and consumer electronics. As the market demands miniaturized, high-power and stable piezoelectric components, ring-shaped piezo ceramics made of PZT-8 material stand out for excellent electromechanical performance and low loss. SWT has focused on R&D and manufacturing of piezo ceramics for years. We can supply various ring piezo ceramics for mass orders and custom requirements.
Product Introduction
Item No.8C1005-0140DA is a ring piezoelectric ceramic piece. Its outer diameter is 10mm, inner diameter 5mm and thickness 2.0mm. It is made of PZT-8 piezo ceramic. The side with silver mark is positive pole for easy soldering. Strict dimensional tolerance is guaranteed: OD ±0.2mm, ID ±0.3mm, thickness ±0.2mm. Good consistency supports mass assembly.
Key Specifications
- Capacitance: 1400PF±20%
- Dielectric loss: ≤0.8%
- Resonant frequency: 140KHz±5KHz
- Resonant impedance: ≤50Ω
- Piezoelectric constant D33: ≥300C/N
- Electromechanical coupling coefficient Kp: ≥38%
- Operating temperature: -20℃~80℃
- Material: PZT-8
Product Advantages
- PZT-8 material for high power application, high electromechanical conversion efficiency and low heat generation during long time operation.
- High dimensional accuracy and stable parameter consistency, reducing your finished product defect rate.
- Clear polarity mark, strong silver layer adhesion for reliable soldering.
- Wide operating temperature range to adapt to different working environments.
- SWT in-house production, samples available and mass order supported, custom specifications acceptable.
Applications
This ring piezo ceramic is commonly used for small ultrasonic transducers, vibration actuators, ultrasonic cleaning modules, distance sensors and sound generating devices. It can be applied in industrial inspection equipment, small ultrasonic instruments, home appliance control parts and piezoelectric driving modules.
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