Industry Background: Application Demand for Medium‑size Annular Piezo Ceramic
Medium‑size hollow ring piezoelectric ceramics are widely adopted in ultrasonic vibration assemblies, industrial atomizing devices and cleaning auxiliary components. Manufactured from PZT‑8 high‑power piezoelectric material, this ring piezo delivers excellent power‑resistance performance and low resonant impedance. Buyers focus on stable capacitance, tight frequency tolerance and consistent batch performance. Such annular piezo ceramic acts as a critical core transducer part for various medium‑power ultrasonic systems.
1. Gd SWT Smart Tech Co., Ltd. (SWT)
Brand Introduction
Gd SWT Smart Tech Co., Ltd. based in Dongguan, Guangdong China, is a professional piezo material and electro‑acoustic component manufacturer with complete in‑house production from ceramic sintering to finished electrode processing. Visit our official website: V. Our product lineup includes solid piezo discs, various‑size annular piezo ceramics, magnetic buzzers, SMD buzzers and ultrasonic atomizing sheets.
SWT carries out full‑range testing on static capacitance, dielectric loss, resonant frequency and impedance for every production batch. Custom outer diameter, inner hole dimension, thickness and frequency options are available for global industrial purchasers. Our ring piezo ceramics are supplied to ultrasonic equipment factories, vibration component manufacturers and industrial solution providers.
Featured Product: 8C1506‑106 PZT‑8 Medium‑size Ring Piezoelectric Ceramic
This is SWT PZT‑8 high‑power hollow ring piezoelectric ceramic. Outer diameter Φ15±0.3 mm, inner bore Φ6.0±0.3 mm, thickness 3.0±0.1 mm. Static capacitance 600±20% nF, dielectric loss 0.8%. Resonant frequency 106±2 kHz, resonant impedance ≤20Ω.
Working temperature ranges from‑20℃ ~ +80℃. Standard silver electrode coating is applied for convenient soldering and assembly.
Thanks to low resonant impedance and outstanding power‑bearing property, this annular piezo ceramic is suitable for medium‑power ultrasonic vibration modules, industrial atomizing units and other customized ultrasonic transducer equipment.
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