Yujie Piezoelectric Ceramic Tube Series
Yujie's premium piezoelectric ceramic tubes (PZT tubes) engineered for precision ultrasonic and actuation applications. Yujie's tubular piezoelectric element series delivers excellent electromechanical coupling (K31: 15.13-21.86%) with tight dimensional tolerances and resonant frequencies from 28 to 149 kHz. These cylindrical piezo elements are ideal for micro-displacement actuators, ultrasonic sensors, sonar systems, and medical diagnostic equipment.
Features & Applications
Primary Applications & Technical Features
- •Micro-Displacement Actuators: Precise radial expansion/contraction for nanopositioning systems, optical alignment, and valve control applications
- •Ultrasonic Sensors & Transducers: Cylindrical geometry enables omnidirectional wave propagation for distance measurement and object detection
- •Underwater Sonar Systems: Large Ø40mm tube provides high capacitance (16015pF) for powerful acoustic projection in hydrophone arrays
- •Medical Diagnostics & Treatment: Small diameter tubes (Ø6.35-7.65mm) ideal for catheter-based ultrasound and minimally invasive therapeutic devices
- •Micro-Pumps & Liquid Dispensers: Radial pulsation mode enables precise fluid control in analytical instruments and microfluidic systems
Need custom piezoelectric tube specifications? We manufacture PZT tubes from Ø5mm to Ø50mm with wall thickness 0.5-5mm. Custom frequencies, poling patterns (radial, axial, segmented), and electrode configurations available.
Need Tube Geometry Selection Support?
Send your displacement target, drive voltage range, and environment limits. We will recommend suitable tube dimensions and electrode configurations.
Piezoelectric Tube Complete Technical Specifications
Detailed electromechanical parameters for tubular piezoelectric ceramics. All measurements conducted per IEEE Standard 176 at 25°C.
Precision Machining Capabilities
Our CNC centerless grinding systems achieve wall thickness uniformity of ±0.02mm and concentricity ≤0.03mm. This precision ensures symmetric radial motion and predictable resonance characteristics essential for actuator and sensor applications.
Custom Electrode Patterns
We offer standard full-coverage electrodes plus custom segmented patterns (quadrant, octant) for directional actuation and multi-axis scanning applications. Silver, nickel, and gold electrode materials available.
Material Selection
Choose from multiple PZT formulations optimized for different requirements: PZT-5H for high sensitivity sensors, PZT-4 for high-power actuators, or PZT-8 for high-temperature stability up to 300°C.
Engineering Support
Our applications engineers assist with piezo tube selection, poling configuration design, and driver electronics specification. FEA modeling services available for complex geometries and operating modes.