PZT Ring

PZT Ring

PZT Ring

  • Custom sizes and standard sizes in stock
  • Quick Lead Time
  • Competitive Price
  • PZT ring is a circular piezoelectric ceramic component designed to convert electrical energy into mechanical vibrations and vice versa efficiently. With its annular shape, it offers excellent resonance characteristics and uniform vibration distribution, making it ideal for ultrasonic transducers, underwater sonar devices, and precision sensing equipment. Its dimensions, inner and outer diameters,

Or email us at sales@heegermaterials.com.

PZT Ring Data Sheet

Color:

White

Material:

Lead Zirconate Titanate (PZT)

Shape:

Ring

Dimension:

Standard or customized

Outer Diameter:

5 mm ~ 140 mm

Height:

1 mm ~ 60 mm

PZT Ring Description

PZT ring is a circular piezoelectric ceramic component designed to convert electrical energy into mechanical vibrations and vice versa efficiently. With its annular shape, it offers excellent resonance characteristics and uniform vibration distribution, making it ideal for ultrasonic transducers, underwater sonar devices, and precision sensing equipment. Its dimensions, inner and outer diameters, and thickness can be customized to match specific frequency and performance requirements, ensuring optimal results for industrial, medical, and scientific applications.

PZT Ceramic Tolerances

Capacitance±20%Yes
d33 (Piezo Coefficient)±20%Yes
Frequency±5%±0.5%
Shape & DimensionStandard Value RangeTolerance (±)
Disc / Ring / Tube
Outer Diameter< 25 mm0.25 mm
≥ 25 mm to < 38 mm0.38 mm
≥ 38 mm to < 50 mm0.60 mm
≥ 50 mm1.00 mm
Ring / Tube
Inner Diameter< 6 mm0.25 mm
≥ 6 mm to < 13 mm0.38 mm
≥ 13 mm to < 25 mm0.50 mm
≥ 25 mm0.60 mm
Square Plate
Length or Width< 13 mm0.13 mm
≥ 13 mm to < 25 mm0.25 mm
≥ 25 mm to 38 mm0.38 mm
≥ 38 mm to < 50 mm0.60 mm
≥ 50 mm1.00 mm
Thickness0.20 mm to < 5.00 mm0.025 mm
≥ 5.00 mm0.05 mm

PZT Electrode Specifications

MaterialAC Driving Voltage (V/mm)DC Driving Voltage (V/mm)Customizable Maximum Voltage (V/mm)
PZT4360 ~ 440720 ~ 880Up to 1000
PZT5200 ~ 280400 ~ 560
PZT8360 ~ 440720 ~ 880

PZT Ring Specifications

ModelOuter Diameter OD [mm] (± tolerance)Inner Diameter ID [mm] (± tolerance)Height H [mm]Driving Voltage [V]Displacement [μm] ±15%Capacitance [nF] ±15%Resonant Frequency [kHz] ±20%Stiffness [N/μm] ±20%Thrust [N] ±20%Weight [g] ±5%
NAC21216 (±0.2)2 (±0.1)22003.310548632110600.38
NAC21228 (±0.25)3 (±0.1)22003.320048654818100.67
NAC212312 (±0.4)6 (±0.2)22003.3380486107935601.36
NAC212415 (±0.45)9 (±0.3)22003.3510486143947501.75
NAC212520 (±0.6)12 (±0.4)22003.3890486256184503.13

PZT Ring Features

  • High Piezoelectric Sensitivity: Converts mechanical energy to electrical signals efficiently for precise sensing and actuation.
  • Excellent Dimensional Stability: Maintains shape and performance under varying temperatures and mechanical stress.
  • Wide Frequency Response: Supports applications from low-frequency vibration detection to high-frequency ultrasonic transmission.
  • Customizable Dimensions: Outer diameter, inner diameter, and thickness can be adapted to specific design requirements.
  • Durable Ceramic Composition: Resistant to wear, corrosion, and environmental degradation for long service life.

PZT Ring Applications

  • Ultrasonic Transducers: Used in ultrasonic cleaning, welding, and flaw detection equipment.
  • Medical Imaging Devices: Functions as a key element in ultrasound probes for diagnostic imaging.
  • Vibration Sensors: Detect structural vibrations in machinery, vehicles, and industrial equipment.
  • Underwater Sonar Systems: Provide efficient acoustic wave transmission for marine navigation and communication.
  • Actuators in Precision Equipment: Enable micro-positioning and motion control in robotics and automation systems.

PZT Ceramic Material Properties

PropertiesMaterials
PZT4PZT5PZT8
840841842**844**850851**854855860880881**
Relative PermittivityKT12751375137515001900195027503300120010501030
Dielectric Loss Factor (%)tan δ0.600.400.450.40≤ 2.001.50≤ 2.00≤ 2.50≤2.000.400.40
Curie Temperature (°C)Tc325320325320360360250200360310310
Electromechanical Coupling Coefficientkp0.590.600.650.680.630.710.660.680.500.500.58
k330.720.680.720.680.760.450.62
k310.350.330.360.400.30
k150.700.670.680.660.55
kt0.480.480.510.46
Piezoelectric Charge Constant (10⁻¹² C/N or 10⁻¹² m/V)d33290300300300400400600630380215220
-d3112510917526027695
d15480450590625720330
Piezoelectric Voltage Constant (10⁻³ Vm/N or 10⁻³ m²/C)g3326.525.526.324.524.824.825.521.038.025.026.7
-g3111.010.512.49.010.0
g1538.035.036.027.028.0
Young’s Modulus (10¹⁰ N/m²)YE118.07.68.07.66.36.36.05.99.09.0
YE336.86.36.86.35.45.45.25.17.27.2
Frequency Constant (Hz·m or m/s)NL (Length Direction)15241700150013901725
NT (Thickness Direction)20052005205020502040204020002079139021102050
NP (Planar Direction)21302055223022501980208019721920190021202300
Density (g/cm³)ρ7.67.67.67.77.67.67.67.66.67.67.6
Mechanical Quality FactorQm50014006001500808070655010001000
Acoustic Impedance (Mrayl)31.516.5

PZT Ring Ceramic Packaging

PZT ceramic products are typically packaged in vacuum-sealed bags to prevent moisture or contamination and wrapped with foam to cushion vibrations and impacts during transport, ensuring the quality of products in their original condition.

ceramic products packing-HM

Get A Quote

We will check and get back to you in 24 hours.

To customize your PZT ring, please provide the following details:

  1. Dimensions: Inner Diameter x Outer Diameter x Height (thickness)
  2. Purity of the material
  3. Tolerances: Specify the tolerances you can apcept.
  4. Surface Finish: polished, rough, etc.
  5. Quantity of the products you need
  6. Alternatively, you can provide a drawing with your specifications.

Once we have these details, we can provide you with a quote within 24 hours.

We carry a wide variety of PZT ceramic products in stock, and for these, there is generally no minimum order requirement. However, for custom orders, we typically set a minimum order value of $200. The lead time for stock items is usually 1-2 weeks, while custom orders usually take 3-4 weeks, depending on the specifics of the order.

Yes, PZT rings can be customized in terms of size, thickness, and material properties to meet specific industrial or research requirements.

PZT rings are primarily made from lead zirconate titanate ceramics, known for their strong piezoelectric effect and durability.


Advanced Ceramic Hub, established in 2016 in Colorado, USA, is a specialized supplier and manufacturer of PZT ceramic products. With extensive expertise in supply and export, we offer competitive pricing and customized solutions tailored to specific requirements, ensuring outstanding quality and customer satisfaction. As a professional provider of ceramics, refractory metals, specialty alloys, spherical powders, and various advanced materials, we serve the research, development, and large-scale industrial production needs of the scientific and industrial sectors.

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