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 disc-Φ28×1MHZ

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Product Description

Parameters

Piezoelectric ceramic disc Quick shipmentsHigh powerlow dielectric losswrapped arround electrode availableApplication: ultrasonic slimming transducer, Material: PZT-82 (hard PZT, equal to P-8) or PBaS-4(hard PZT, high dielectric constant 1900)This material range is used in high power applications, even though its piezoelectric activity level is slightly lower than PZT-4 series types. With an extremely high mechanical quality factor and extremely low loss factor. Technical data:Dimensions: diameter 28mm, thickness 2mm according to frequency 1MHz

Thickness Frequency(Ft)	1MHz ± 5%
Statics Capacity (pF)	2500pF ± 12.5%
Dielectric loss(tgδ)(1v,KHz)	≤0.3%
Resonant impedance Zm	≤10
Electromechanical coupling coefficient Kp:	≥0.50

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