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<title><![CDATA[EC21 Product Catalogs - fr 4 pcb]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/fr_4_pcb--10120303/1/fr 4 pcb.html]]></link><item>
<title><![CDATA[FR4 PCB]]></title><link><![CDATA[https://cttpcb.en.ec21.com/FR4_PCB--10919275_11050428.html]]></link><description><![CDATA[FR4 PCB
Advantages to FR4 with CTT.
1. After 18 years of cooperation with different customers all over the world, so we have accumulated a wealth of PCB manufacturing
experience. FR4 PCB
enable us to]]></description><pubDate><![CDATA[20231206]]></pubDate></item>
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<title><![CDATA[Motherboard 8 Layer Motherboard ENIG FR4 PCB]]></title><link><![CDATA[https://chanyee.en.ec21.com/Motherboard_8_Layer_Motherboard_ENIG--11457151_11457155.html]]></link><description><![CDATA[Motherboard 8 layer motherboard ENIG FR4
PCB 
Multi PCB Motherboard
Description
Application area: Motherboard
Product feature: Eight-layer motherboard
Layer: 8
Surface treatment: ENIG
Material: FR4
L]]></description><pubDate><![CDATA[20231124]]></pubDate></item>
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<title><![CDATA[China Electronic Custom 1.6mm FR4 PCB,PCB Circuit Board,HDI PCB Manufacturer]]></title><link><![CDATA[https://dreamlandpcb888.en.ec21.com/China_Electronic_Custom_1.6mm_FR4--11754176_11754223.html]]></link><description><![CDATA[We produce 1-30 layers PCB, 1-14 layers flexible PCB, and 2-12 layer flex-rigid pcb.
]]></description><pubDate><![CDATA[20230412]]></pubDate></item>
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<title><![CDATA[Black Core FR4 PCB VT-42 Laminate]]></title><link><![CDATA[https://hjl39506147520.en.ec21.com/Black_Core_FR4_PCB_VT--11890882_11905226.html]]></link><description><![CDATA[PRODUCT DESCRIPTION
Black core PCB material introduction
Dicy Cured System Standard FR-4 (Tg140)Core Thickness: .002”(0.05mm) to .200” (5mm), available in sheet or panel formCopper Foil: 1/4oz to]]></description><pubDate><![CDATA[20240222]]></pubDate></item>
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<title><![CDATA[Multilayer PCBs]]></title><link><![CDATA[https://haosens2010.en.ec21.com/Multilayer_PCBs--4624610_4624612.html]]></link><description><![CDATA[Our PCB Technical Specifications:
- Base material: FR4, Aluminum, Ceramic,Rogers, F4BK, F4BT, TP, PF, CEM-1, CEM-3, etc.
- Board thickness: 0.30 to 3.20mm (12 to 126mil)
- Copper thickness: 0.50 to 5]]></description><pubDate><![CDATA[20250220]]></pubDate></item>
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<title><![CDATA[Professional Experience Metal Core PCB Circuit Board Enepig PCB Fabrication Factory]]></title><link><![CDATA[https://2pcbtech.en.ec21.com/Professional_Experience_Metal_Core_PCB--11782526_11782527.html]]></link><description><![CDATA[PCB, by definition, has a single conductive copper layer which sits on top of a supporting dielectric, typically resin impregnated woven glass fabric (FR4).
Double Sided PCB
A double-sided PCB, by de]]></description><pubDate><![CDATA[20230505]]></pubDate></item>
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<title><![CDATA[4 Layers PCB]]></title><link><![CDATA[https://adplus01.en.ec21.com/4_Layers_PCB--10655888_10656059.html]]></link><description><![CDATA[AD Plus Corporation provides service in the comprehensive range of professional PCB manufacturing. 
We passed ISO 9001:2015 certified, ISO 14001:2015, UL approved, ROHS etc. 
Ranging from 0-28 layers]]></description><pubDate><![CDATA[20180131]]></pubDate></item>
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<title><![CDATA[Single Side Aluminium PCB Board]]></title><link><![CDATA[https://mktpcb.en.ec21.com/Single_Side_Aluminium_PCB_Board--10712329_10712359.html]]></link><description><![CDATA[FR-4 based dielectric is usually think (about 100um). Compared to a classical printed circuit board, the IMS/MCPCB provides a better heat dissipation. It is one of the simplest way to provide efficie]]></description><pubDate><![CDATA[20180601]]></pubDate></item>
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<title><![CDATA[SMT Circuit Board Manufacturer Custom Electronic Assembly PCB Pcba]]></title><link><![CDATA[https://cesgatepcbec21.en.ec21.com/SMT_Circuit_Board_Manufacturer_Custom--11119511_11132394.html]]></link><description><![CDATA[PCB/PCBA/DIP/Component purchase
Other Service:
PCBA Design
Test service:
AOI/X-RAY/Function test
Copper Thickness:
0.5 OZ-3OZ (18 um-385 um)
Base Material:
FR-4; High TG FR-4; Aluminum; CEM-1; CEM-3;]]></description><pubDate><![CDATA[20200508]]></pubDate></item>
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<title><![CDATA[8L IT180A ENIG Cavity Design]]></title><link><![CDATA[https://ayesha19920906.en.ec21.com/8L_IT180A_ENIG_Cavity_Design--11384983_11391841.html]]></link><description><![CDATA[8L IT180A ENIG Cavity design
Product: Customized OEM PCB Manufacturing Service with Gerber File
Material: FR4, Aluminum, CEM-3,CEM-1, HI-TG, Rogers, Taconic, Argon and so on.
Packaging: Normal Carton]]></description><pubDate><![CDATA[20210603]]></pubDate></item>
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<title><![CDATA[4 Layer PCB]]></title><link><![CDATA[https://szxpcb.en.ec21.com/4_Layer_PCB--3415393_5363968.html]]></link><description><![CDATA[we&apos;re one of the professional pcb manufactory in China. Selling various kinds of printed circuit boards which apply to all area electronics products as well as your R&amp;D requirements. If you have any ]]></description><pubDate><![CDATA[20110423]]></pubDate></item>
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<title><![CDATA[Hybrid PCB Stack-up Optimizes Signal Integrity and the PCB Cost]]></title><link><![CDATA[https://bcco.en.ec21.com/Hybrid_PCB_Stack_up_Optimizes--10882619_10944709.html]]></link><description><![CDATA[4350B high frequency material and layer 3 to
layer 4 is the core of FR-4 epoxy glass. The 2 cores are bonded by a sheet of
adhesive (prepreg).
Types of hybrid PCB 
The
hybrid PCB can be a mixture of ]]></description><pubDate><![CDATA[20230113]]></pubDate></item>
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<title><![CDATA[Multilayer PCB]]></title><link><![CDATA[https://tendtronic.en.ec21.com/Multilayer_PCB--9385605_9497794.html]]></link><description><![CDATA[PCB Material Highlights: FR4, CEM1, CEM3, FR2, FR1, XPC,IMS,FR-5, High Tg, Aluminium ,Green Material 
PCB Production Highlights: Single-Sided PCB, PTH Double-Sided PCB, NPTH Double-Sided PCB, Flexibl]]></description><pubDate><![CDATA[20150505]]></pubDate></item>

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