Piezoelectric Ceramic Transducers - GSC-Tech · 2018-12-28 · Piezoelectric ceramic is the cor...

翔捷科技http://www.gsc-tech.com

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Piezoelectric Ceramic Transducers

翔捷科技GSC-Tech Corp.


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• 內容

• 1. Piezoelectric Ceramic Materials 3

• 1.1 Piezoelectric Materials Data Sheet 4

• 2. Products and Application 6

• 2.1 Ultrasonic Products 7

• 2.1.1 Ultrasonic Medical equipmemt 7

• 2.1.2 Ultrasonic Humidifier 8



• 2.1.5 Ultrasonic Flow Measure 11

• 2.2 Piezoelectric components 12

• 2.2.1 Piezoelectric Bimorph 12

• 2.2.2 Piezoelectric Single chip 13

• 2.2.3 Power Generator 14

• 2.2.4 Tube type for Medical 15

• 2.2.5 Composite Piezoelectric 16

• 2.3 Products 17

• 2.3.1 Atomization Component 17

• 2.3.2 Liquid Flow Meter 18

• 2.3.3 Gas Flow Meter 19

• 2.3.4 Ultrasonic Sensor 20

• 2.3.5 Ultrasonic Sensor 21


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1. Piezoelectric Ceramic Materials

Formula Item Description

Pb (Ti-Zr)O3)Lead Zirconate Titanate Ceramics -- Soft materials

t h e P Z T s o f t m a t e r i a l p o s s e s s e s low mechanical quality factor, high permittivity,high piezoelectrics strain constant and high output voltage constant.

Pb (Ti-Zr)O3)Lead Zirconate Titanate Ceramics --Hard materials

t h e P Z T h a r d m a t e r i a l h a s a h i g h mechanical quality factor, low loss, and small loss to fever when it works under the high powder.

PbTiO3 Lead Titanate Ceramics

The material has high resistance to the voltage and high curie temperature. Because it hass a great asisotropy in the specific axis. It can vibrate in the single mode.

SrBiTiO3Strontium Bismuth Titanate

It is lead-free material whith high curie temperature


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1.1 Piezoelectric Materials Data Sheet

Electric Data Main Application

P-659 Flaw Detector

P-660Material sintered in Low tempersture; Applied in various multi-layer sintered actuators.

P-663The transmission and reception of ecectroacoustic and ultrasonic

P-664High Power transnission and reception; applied in the underwater acoustic sensor.

P-666Large strain material; applied in bimorph, Piezielectric power generation; flow detection;

P-667Material with high Curie temperature of vortex flowmeter

P-668The transmission and reception of high stable electroacoustic and ultrasonic

P-669 High stability and high power emission

P-672The transmission and reception of electroacoustic and ultrasonic.

P-673The transmission reception of high stable electracoustic and ultrasonic

P-676Large strain material; applied in bimorph, piezoelectric power generation, flaw detection.

P-678The transmission reception of high stable electracoustic and ultrasonic

P-679 High stable and high power transmission

P-690Large strain material; applied in electricity generation and flaw detection


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Name Symb Main Electric and Mechanical Parameter

P-659 P-660 P-663 P-664 P-666 P-667 P-668 P-669 P-672 P-673 P-676 P-678 P-679 P-690

Electromechanical couplingcoefficient

K3 0.58 0.70 0.67 0.67 0.78 0.10 0.68 0.62 0.70 0.68 0.76 0.72 0.65 0.74

K31 0.32 0.39 0.38 0.37 0.42 0.39 0.35 0.41 0.39 0.45 0.42 0.38 0.40

K33 0.60 0.73 0.70 0.70 0.78 0.70 0.68 0.72 0.70 0.80 0.72 0.70 0.75

Kt 0.42 0.46 0.45 0.45 0.50 0.45 0.46 0.44 0.46 0.46 0.50 0.47 0.46 0.48

Relative dielectric constant ε33 1100 3200 2200 2800 4500 180 2300 1400 3400 2200 6000 2750 1600 3800

Piezoelectristrain constant

d33 x10-12

C/N280 700 400 480 780 70 430 250 600 430 850 540 320 710

d31 x10-12

C/N-120 -350 -200 -350 -230 -130 -280 -230 -420 -260 -150 -360

Mechanical quality factor Qm 100 60 80 500 60 2500 90 1000 80 90 60 80 1000 70

F r e q u e n c y Constant

fr d 230 190 200 220 180 200 230 190 200 180 190 230 190

fr t 210 200 200 225 200 225 200 200

T e m p e r a t u r coefficient

TKfr 100 260 300 120 400 30 150 100 300 100 400 200 100 260

TKC 1500 4500 5000 2500 6000 1800 1500 4000 2000 6000 3000 1500 4000

Curier Temperatur TC 320 220 220 230 180 450 355 340 230 325 175 280 330 210

Dielectric Loss tgδ 1.20 1.80 2.0 0.5 2.6 0.70 2.00 0.30 2.30 2.00 2.60 1.50 0.40 1.80

Dielectric Loss Tgδ 1.00 1.00


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2. Products and Application


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2.1 Ultrasonic Products2.1.1 Ultrasonic Medical equipmemt

Piezo Components for Ultrasonic Massage

The massage effect of the ultransonic vibration on the body is widely used in the medical trament and cosmetology. We offer vibration components with the high reliability and energy conversion rate.

Main Application and Parameter

Part Number HTCYExternal Diameter φ = 10 - 50 mmDielectric Loss Tangent ≦ 0.4%Electromechanical Coupling Coefficient 0.65Relative Dielectric Constant ε33/ε0 1200, 1500Piezoelectric Strain Constant(d33)(C/N) 280 x 10-12, 320 x 10-12

Resonant Frequency 1MHz, 2MHz, 3MHzMaterial P-669, P-679Application Beauty Care Equipment

Ultrason ic Massage


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2.1.2 Ultrasonic Humidifier

Takeing advantage of the high-frequency vibration of piezoelectric ceramics, the liquid is atomized by the ultrasonic. As the corpuscle atomization source which do not need heating, the technology of atomization which uses the ultransonic, is applied in the varoous equipments for houshold, industrial and medical use. We provide high quality components whith high atomization efficiency and durability.

Piezo Components for Ultransonic Humidfier

Main Applications and Parameters

Part Number HTCYExternal Diameter φ= 10 ,16, 20, 25, 30 mmDielectric Loss Tangent ≦ 0.4%Resonant Impedance ≦ 3 ohmResonant Frquency 1.7MHz, 2.4MHz, 3MHzElectrode Shape A/B/CElectrode Protection glaze, resinMaterial P-669, P-679Application Humidifier/ Nebulizer


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Piezo Components for Screw Fastener Sensors

The piezielectric components is fastened to the metal rod with bolts, which enable the partical displacement for velocity of the mechanical vibration of the piezoelectric components to be amplified, and the ultrasonic energy is concentrated on the smaller area. that is, the ultrasonic concentrator. We can provide a variety of ring-shaped components whith low resonat impedance, low dielectric loss, good thermal stability, and high power drive.

Main ParametersPart Number HTCYExternal Diameter φ= 10 - 70 mmInternal Diameter φ= 5, 8 , 15, 17 mmThickness 2.5, 3.0, 4.0, 5.5 mmElectromechanical Coupling coefficient (kp) 0.65Resonant Impedance ≦ 50 ohmResonant Frequency 30 - 200KMaterial P-669, P-679


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Piezo Components for Ultrasonic Electromotor

Piezoelectric ceramic is the cor element of the vibration of ultrasonic electromotor's stator. It's performance will directly affect the output performance of the ultrasonic electromotor. We can supply a wide selection of high quality ceramic elements with goos dielectric temperature stability, low dielectric loss, and good consisency among divided electrodes in terms of the d33 as well as static capacitance.

Main Parameters

Part Number HTCYExternal Diameter φ= 30 - 80 mmInternal Diameter φ = 20 - 60 mmDielectric Loss Tangent ≦ 0.4 %Relative Dielectric Constant E33/E0 1200, 1500Piezoelectric Strain Constant(d33) 250 x 10-12 , 320 x 10-12

Material P-669, P-679Application Ultrasonic Electro,otor


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2.1.5 Ultrasonic Flow Measure

Piezo Components for Flow Measurement

Due to its traits, such as small size, low power consumption, long life, no pressure loss and other characteristic, ultransonic flow detection sensor is widely used in various types of gases, liquids and other media flow detection. We can provide the ultrasonic element with high sensitivity, good thermal stability, and excellent output linearity.

Main Parameters.

Part Number HTCYExternal Diameter φ= 8 - 50 mmDielectric Loss Tagent < 2.0%Relative Dielectric Constant 2300, 2800, 3200 Piezoelectric Strain Constant (d33)(C/N) 430, 540, 600(x 10-12)Resonant Frequency 40kHz - 4MHzElexctrode Type A/B/CElectrode Material Silver, GoldMaterial P-668, P-678, P-672


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2.2.1 Piezoelectric BimorphPiezielectric Bimorph

Made up of two single-chips and one plate, the piezoelectric bimorph, when applied electrical signal, will bring about displacement or deform which can produce electrical signal. In light of this, it can be applied to many area, Jacguard comb, needle-selectoe for textile machines, piezoelectric flow valves for automobile; medical equipment, such as insulin pump, collagen enhancer; small-scale piezoelectric pump, generation device which can harvest energy; blind braille etc..

Main Parameters.

Part Number HTZDimension 10-16(L)x2-20 (w) x 0.1-0.9(T) mmDielectric Loss tagent ≦ 3.0Relative Dielectric Constant 4200, 6500Piezoelectric Strain Constant (d33)/(C/N) 780 x 10-12 , 850 x 10-12

Material P-666- P-676

2.2 Piezoelectric components


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2.2.2 Piezoelectric Single chip

Piezeoeletric Single Chip

Piesoelectric single-ship is used to assemble bimotph for Jacquard comb of warp knitting machine of needle selector of circular knitting machine. Besides, it can also be used in the piezoelectric power generating component.

Main Parameter

Part Number HTCYDimension 10-16(L)x2-20 (w) x 0.1-0.9(T) mmDielectric Loss Tagent ≦ 3.0%Relative Dielectric Constant 4200, 6500Piezoelectric Strain Constant (d33)(C/N) 780 x 10-12 , 850 x 10-12

Material P-666- P-676


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2.2.3 Power Generator

Piezoelectric components for the Power Generation

Direct piezoelectric effect, that is transforming mechanical energy to electrical energy, can be applied in bioelectrogenesis, wave power generation and other power self-suplly units. The long-lasting, clean, maintenance-free new pwer generation mode is widely promoted and used. A wild range of piezo elements with high energy converion offency and strong volatage signal can be customized.

Main Parameter

Part Number HTRJXAExternal Diameter CustomizedDielectric Loss Tagent 0.1 - 0.6 mmRelative Dielectric Constant 0.74, 0.78, 0.82Piezoelectric Strain Constant (d33)(C/N) 3800, 4200, 6500Resonant Frequency 40kHz - 4MHzElexctrode Type 700, 780, 850 (x 10-12)Material P-690, P-666, P-672


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2.2.4 Tube type for Medical

Tube Type Ceramics Components for Medical Application

With inverse piezoelectric effect of piezoceramic, After high frequency vibration can ablate lesions, braeak fat particles, thrombus and so on. The deform caused by piezocremaic will frive the tiny instrument to turn.

Main Applcation and Parameter

Part Number HTCGExternal Diameter φ = 1.5mm - 3mmInternal Diameter φ= 0.8 -2 mmLength 3 - 5 mmElectrode Material Silver, GoldMaterial P-669, P-679Application Ultrasonic Ablation

Steeling Actuator for fiber scope


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2.2.5 Composite Piezoelectric

Composition Piezoelectric CeramicsSince the acoustic impedance of the piezoelectric ceramic is greatly different from that of the air, water or organism, hte acoustic wave is difficult to be incident. In order to solve this problem, variousresins are compounded whith piezoelectric ceramic. After the composited, piezoceramcic acoustic impedance is low, with food incident characteristics, and piezoelectric properities can be adjustd by the volume ratio of ceramic.

Main Apllications and Parameters

Part Number HTCTExternal Diameter φ= 6 - 70 mmLength 10 -80 mmWidth 10 - 30 mmThickness 1 - 15 mmElectrode Material silver, copper, goldMaterial P-679, P-672, P-666Application Non-destructive Inspectiom, Lond distance

ultrasonic transmitting and receiver in soild Medical Ultrasonic detector


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2.3 Products2.3.1 Atomization Component

Industrial Atomization Components

The industrial atomization components generate high grequency vibration by hundred of millions times per second fromfrom the excitation signal of hte electronic circuit. On one hand, the capillary gravity wave is generated on the surface of the liquid, and the droplets fly out of the standing wave. On the other hand , the tiny bubblrd inside the liquid vibrate, gater and collapse in the presence of urtasonic field, and micro-jet ultra-fine liquid partices at a extermemly high speed, hte size of which is only a few microns. Industrial atomization components posesses many advantages like fine mist particles, high integration , small size, high energy conversion efficency, large amount of produced fog per unit time and low noise. Whats's more , due to its low water quality requiremnts, it can also be applied in the preservatjiobn of chilled fresh food. the cultivation of edible fungus , and the atmoizstion of indoor and outdoor landscape.

Main Parameter

Part Number UA1S30, UA3S30Dimension CustomizedInput Voltage DC 48V (regulator)Input Power 34W(UA1S30), 150W(UA3S30)Single Head Automization Volume ≧ 1Kg/Hrlife ≧ 3000 hr


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2.3.2 Liquid Flow Meter Ultrasonic Transdurcer (liquid flow)

Ultrasonic flow transducer is the core component of ultransonic flowmeter, which is a kind of liquid medium ultrasonic transducer. It can be used for the measurement of liquid flow and water heating system, and ot can also be used as a liquid level sensor. Our transducer can be directly in contact with liquid with the PPS andPEEK engineering plastic design, avoiding the instability of pressure and heat resistance. Therefore, the performance of our products is more stable, reducing the environmental influence toward emmitting and receiving of signals, thus improving the response sensitivity.

Main Application and Parameters

Part Number PSCFrequency 1 MHz, 2Mhz, 4 MHzBandwidth F0 ( 10-15 % (MHz)Impedance 150 - 1000 ohmCapacitance 600 - 2200pFApplication Flow Meter,

Water heating meter U n d e r w a t e r l e v e l decttion


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2.3.3 Gas Flow Meter

Ultransonic Transducer (gas flow)

Gas Flow transducer is the core component of ultronsic gas meter, which is a gas medium ultronsic transducer. We upgrade the ultrasonic transducer's emission power in air medium by adopting the new acoustic matching material, Our transducer are mainly applied in nature gas and coral gas measurement, as well as the speed and direction measurement of the wind.

Main Parameter

Part Number PSCFrequency 150 -500 KHzBandwidth 10 - 50 KHzImpedance 1000 - 3000 ohmCapacitance 500 - 2200 pFBeamwidth 130± 2Application


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2.3.4 Ultrasonic Sensor

Ultrasonic Sensor (distance detection and obscal avoidance)

The ultrasonic wave emitted by the sensor transmits in a certain direction through air medium, and part of them is reflected back and received by the sensor. We can calculate the interval time by sensor'd built-in micro processor. With the help of the transmitting speed of ultrasonicwave in the medium, we can calculate the distance from the measured surface to the ultrasoonic sensor.

Main Parameter

Part Number PSCFrequency 200 - 300KDimension φ = 10 -25 mmBeamwidth 12±2Impedance 1000 -3000 ohmCapacitance 500 - 2200 pF


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2.3.5 Ultrasonic Sensor

Ultrasonic Sensor (Liquid level meter/ material instrument)

The transducer emits the ultrasonic pulse, which is reflected by the liquid surface and received by the same sensor. We can calculate the distance from the sensor to the liquid surface by the interval tome between the emission and reception of the acoustic wave. Due to the adoption of non-contact measurement. the ultrasonic level meter can be widely used in the height measurement of the both the liquid and solid materials, not limited to the kind of media.

Part Number UA3S30Dimension φ = 40 - 100 mmBeamwidth 12±1Capacitance 2000 - 8000 pF Application Liquid Level meter

Material Instrument

Main Parameter


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2.1 Ultrasonic Products2.1.2 Ultrasonic Humidifier

Piezoelectric Ceramic Transducers - GSC-Tech · 2018-12-28 · Piezoelectric ceramic is the cor...

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