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<title><![CDATA[EC21 Product Catalogs - piezoelectric sound]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/piezoelectric sound.html]]></link><item>
<title><![CDATA[50w 40khz Ultrasonic Cleaning Transducer Ultrasonic Cleaner Transducer Ultrasonic Cleaner Parts]]></title><link><![CDATA[https://johnnydfy.en.ec21.com/50w_40khz_Ultrasonic_Cleaning_Transducer--11498314_11498599.html]]></link><description><![CDATA[Piezoelectric Converter, Ultrasonic VibratorApplicationUltrasonic Cleaning, Ultrasonic Cleaner PartsUltrasonic Frequency40khzUltrasonic Power50wHeight58mmDiameter of Radiation surface45mmDiameter of ]]></description><pubDate><![CDATA[20211225]]></pubDate></item>
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<title><![CDATA[Sell PVDF PIEZO Film ,PVDF PIEZO Sensors (Zchmichael@163.]]></title><link><![CDATA[https://zch5584.en.ec21.com/Sell_PVDF_PIEZO_Film_PVDF--825412_2194579.html]]></link><description><![CDATA[piezoelectric voltage constant(g33):200&amp;times;10-3Vm/N
relative dielectric constant(&amp;epsilon;/&amp;epsilon;0):9.5&amp;plusmn;1.0(IKHZ)
sound velocity(C)2000m/s
acoustic impedance2.5~3
Electromechanical coupl]]></description><pubDate><![CDATA[20141114]]></pubDate></item>

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