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<title><![CDATA[EC21 Product Catalogs - fr 4 processing]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/fr_4_processing--10120303/1/fr 4 processing.html]]></link><item>
<title><![CDATA[4 Layers PCB]]></title><link><![CDATA[https://adplus01.en.ec21.com/4_Layers_PCB--10655888_10656059.html]]></link><description><![CDATA[FR-4, High-Tg FR4, Aluminum, Rogers, Arlon, Taconic, Polyimide, etc., 
Technic: Blind &amp; Buried hole, countersink hole, castle hole (half hole), Minimum drilling mechanical hole 0.15mm, Minimum laser ]]></description><pubDate><![CDATA[20180131]]></pubDate></item>
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<title><![CDATA[RO4003 Rogers FR4 Mix Laminate Multilayer PCB with Step Design]]></title><link><![CDATA[https://hjl39506147520.en.ec21.com/RO4003_Rogers_FR4_Mix_Laminate--11890882_11907882.html]]></link><description><![CDATA[46 ppm/°C
BenefitsIdeal for multi-layer board (MLB) constructions
Processes like FR-4 at lower fabrication cost
Designed for performance sensitive, high volume applications
Competitively priced
King]]></description><pubDate><![CDATA[20240301]]></pubDate></item>
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<title><![CDATA[Peelable S/M 2Layers Lead Free HASL FR4]]></title><link><![CDATA[https://chanyee.en.ec21.com/Peelable_S_M_2Layers_Lead--11457152_11869936.html]]></link><description><![CDATA[Peelable S/M 2Layers Lead Free HASL FR4
Product Description
Damage from additional thermal deviation
Coplanarity issues due to pad-to-pad coating thickness variations
Potential coplanarity issues wit]]></description><pubDate><![CDATA[20231124]]></pubDate></item>

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