Zibo Yuhai Electronic Ceramic Co., Ltd.
Address : No.57 Chuangye Road, Development Area Boshan, Zibo City, Shandong Prov. P.R. of China
Tel : +86-0533-4230012
Fax : +86-0533-4231700
Email : sales@zbyuhai.com

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Piezoelectric sphere-Φ90×400khz HIFU

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Product Description

Parameters

Piezoelectric ceramic hemisphere

Electrode direction: thickness direction

Yuhai company developped ultrasonic hemisphere elements and custom HIFU part sizes, this range is fabricated from more than 10 available piezoelectric material formulations according to high sensitive, temperatures etc applications.

Applications includes:

high powder piezo ultrasonic transducer

Features :

Sizes from 6mm up to 160mm
Thickness from 1mm up to 10mm
Choice of metallisation (Silver, Nickel, Gold and others on request)
Wide choice of PZT formulations

Applications: High Intensity Focused Ultrasound, high power ultrasonic transducer

Material: PZT-82( hard PZT P-8)

Technical data:

Dimensions: diameter 90mm, thickness according to frequency 400KHz

Thickness Frequency Ft: 400KHz ± 5%

Radial Frequency Fr: 26KHz ± 5%

Frequecy bandwidth ΔF > 3000

Dielectric Loss tg δ: 0.3%

Static capacitance Cs: 1300pF± 20%

Test Condition: 25±3 °C 40~70% R.H.
fr, Zm, Kr => Radial mode vibration
Cs tanδ => LCR meter at 1KHz 1Vrms

Nominal Sizes and Tolerances

Geometry	Size (mm)	Tolerance
Discs	Diameter: 3 to 200	Tolerance according to the sizes of the piezo elements.
Discs	Thickness: 0.2-25
Tubes	Length: 1-100
	OD: 6-180
	ID: 5-150
	Wall: 0.5-15
Plates	Length: 1-200
	Width: 1-200
	Thickness: 0.2-25
Sphere	OD: 6-160
	ID: 4-150
	Wall: 1-10
Rings	OD: 3-180
	ID: 1-150
	Thickness : 0.2-25
For All Sizes	Flatness	± 0.03
	Concentricity	± 0.10
	Perpendicularity	± 0.10
	Parallelism	± 0.05

Nominal Electric Tolerances

Piezoelectric Properties	± 5%
Relative Dielectric Constant	± 15%

Yuhai company provides

Piezoceramic materials (PZT) , more than 30 formulations of piezo materials
Piezoceramic components
Customized piezo ceramic components and ultrasonic transducers/transducers
Various different shapes in many different geometries such as disks, plates, tubes, customized shapes
High resonant frequencies to 10 MHz
Piezo composite machining

Core Competences of Yuhai piezo ceramic elements

More than 50 years professional piezoelectric ceramic manufacturing experience.
more than 30 formulations of piezoelectric materials, stable and superior performance, to meet various piezo applications.
Forming process with dry pressing, rolling film and isostatic pressing.
High precision machining equipment for other special shaped components such as inner, outer circle and hemisphere.
be the manufacturer of supplying the most complete components varieties in China.
Certified in accordance with ISO 9001.
product consistency reached 99.9%