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<title><![CDATA[EC21 Product Catalogs - fr 4 boards]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/fr_4_boards--10120399/1/fr 4 boards.html]]></link><item>
<title><![CDATA[Customized OEM ODM Service, Aluminum Substrate Board, Fiberglass Board, LED PCB, FR4, Design Drawing]]></title><link><![CDATA[https://smarled.en.ec21.com/Customized_OEM_ODM_Service_Aluminum--12069600_12069978.html]]></link><description><![CDATA[4) High thermal conductivity, make sure the LED chips work stably for a long time at the critical temperature.
5) High precision circuit layout, well-organized circuit, achieving complex circuit cont]]></description><pubDate><![CDATA[20260419]]></pubDate></item>
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<title><![CDATA[FR4 Base LED PCB Circuit Board 1oz Copper 3/3MIL Min Line]]></title><link><![CDATA[https://electronicpcbboard.en.ec21.com/FR4_Base_LED_PCB_Circuit--11895685_11895686.html]]></link><description><![CDATA[4 layersMIN Line width(mil)3mil4milMIN Line space(mil)3mil4milMin via (mechanical drilling)Board thickness≤1.2mm0.15mm0.2mmBoard thickness≤2.5mm0.2mm0.3mmBoard thickness＞2.5mmAspect Ration≤13]]></description><pubDate><![CDATA[20240131]]></pubDate></item>
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<title><![CDATA[Single Side FR4 Material Printed Circuit Board]]></title><link><![CDATA[https://ayesha19920906.en.ec21.com/Single_Side_FR4_Material_Printed--11384985_11384984.html]]></link><description><![CDATA[High Five Electronic Ltd FR-1/FR-2/CEM-1/CEM-3; FR-4:High Tg, middle Tg, Normal Tg，etc
Advantages：Good pricing, Focus on low to medium volume production Quick and on-time delivery International a]]></description><pubDate><![CDATA[20210603]]></pubDate></item>
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<title><![CDATA[Aluminium PCB]]></title><link><![CDATA[https://haosens2010.en.ec21.com/Aluminium_PCB--4624610_4648583.html]]></link><description><![CDATA[Base material: FR4, Aluminum, Ceramic,Rogers, F4BK, F4BT, TP, PF, CEM-1, CEM-3, High TG,etc.
- Board thickness: 0.30 to 3.20mm (12 to 126mil)
- Copper thickness: 0.50 to 5 ounce
- Solder mask: LPI so]]></description><pubDate><![CDATA[20250220]]></pubDate></item>
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<title><![CDATA[Pressure Sensor Medical Electronic Care Device PCB Board Assembly]]></title><link><![CDATA[https://avpcb.en.ec21.com/Pressure_Sensor_Medical_Electronic_Care--12017667_12017668.html]]></link><description><![CDATA[Pressure Sensor Medical Electronic Care Device PCB Board Assembly
Industry-specific attributes
Base Material FR4/ALU/FPC
Board Thickness 0.4MM/0.6MM/0.8MM/1MM/1.6MM
Other attributes
Model Number
Plac]]></description><pubDate><![CDATA[20241015]]></pubDate></item>
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<title><![CDATA[Bespoke Motherboard Solutions From China OEM/ODM Electronics Mother Board Drone Equipment Circuit Bo]]></title><link><![CDATA[https://sncpcb.en.ec21.com/Bespoke_Motherboard_Solutions_From_China--11979593_11981106.html]]></link><description><![CDATA[BoardCopper substrate PCBDouble-sided PCBFPCHDI PCBHeavy Copper PCBMultilayer PCBPCB AssemblyProduct Parameters
Term PCBALayer 1-30 layerMaterial FR-4, CEM-1, CEM-3, Hight TG, FR4 Halogen Free, FR-1,]]></description><pubDate><![CDATA[20240806]]></pubDate></item>
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<title><![CDATA[Flex-rigid PCB]]></title><link><![CDATA[https://pcbmain68.en.ec21.com/Flex_rigid_PCB--11046819_11046827.html]]></link><description><![CDATA[FR4/PI stiffener on top or bottom of flex circuit only by the means of preventive or thermal sensitive adhesive only, no PTH.
Printed Circuit Board Manufacturer
Rigid-flex board enjoy the advantage o]]></description><pubDate><![CDATA[20240606]]></pubDate></item>
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<title><![CDATA[Cardio HIIT Trainer PCBA | Printed Circuit Board Assemblies | Grande]]></title><link><![CDATA[https://grandepcba.en.ec21.com/Cardio_HIIT_Trainer_PCBA_Printed--11194245_11194251.html]]></link><description><![CDATA[Supplier: Shenzhen Grande ElectronicsLayers:4Application: Cardio HIIT Trainer PCBA | Printed Circuit Board Assemblies | GrandePCB:FR4/1.6mm/1ozMin Via: 0.2mmSurface Treatment: HASLPCBA Lead time: 3-4]]></description><pubDate><![CDATA[20240506]]></pubDate></item>
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<title><![CDATA[OEM PCBA Manufacturer Customize LED Bead Light Board   One-stop Turnkey PCBA]]></title><link><![CDATA[https://leadsintec2024.en.ec21.com/OEM_PCBA_Manufacturer_Customize_LED--11911491_11916228.html]]></link><description><![CDATA[Board Assembly
Application
Electronics Device
Service
OEM Services Provided
Certificate
ISO9001
Material
FR4 /aluminum/ceramic CEM1
Solder mask
Green. Red. Blue. White. Black.Yellow
Board Thickness
0]]></description><pubDate><![CDATA[20240326]]></pubDate></item>
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<title><![CDATA[4L Electronic Scuba Blue Popular PCB Board]]></title><link><![CDATA[https://hjl39506147520.en.ec21.com/4L_Electronic_Scuba_Blue_Popular--11890882_11907637.html]]></link><description><![CDATA[Details
Quick Details of 4L Electronic PCB Board
Quantity
4L Electronic PCB Board prototype
Place of Origin
Shenzhen, China
Base Material
4L, FR4,TG135 
Board Thickness
1.6 mm
Copper Thickness
1OZ 
M]]></description><pubDate><![CDATA[20240229]]></pubDate></item>
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<title><![CDATA[PCB Manufacturer PCB Assembly Service Customized Printed Circuit Board in China]]></title><link><![CDATA[https://ruomeipcb02.en.ec21.com/PCB_Manufacturer_PCB_Assembly_Service--11819316_11819317.html]]></link><description><![CDATA[LayersFrom single-sided to 12+ layersCopper Thickness 0.5-6 OZMaterial FR4 (Shengyi China, ITEQ, KB A+, HZ), HI-TG, FR06, Rogers, Taconic, Argon, Nalco, Isola and so onSolder Mask green, yellow, whit]]></description><pubDate><![CDATA[20230713]]></pubDate></item>
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<title><![CDATA[FR4 PCB]]></title><link><![CDATA[https://greenstone23.en.ec21.com/FR4_PCB--11778431_11836183.html]]></link><description><![CDATA[FR4 PCB Assembly?
A circuit board with FR4 is called an FR4 PCB (fr4 printed circuit board). It is a type of printed circuit board that mainly uses FR4 boards. Originally, FR4 was used as an insulati]]></description><pubDate><![CDATA[20230821]]></pubDate></item>
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<title><![CDATA[Fast Supply Electric Circuit Board Assembly Manufacturer]]></title><link><![CDATA[https://cttpcb.en.ec21.com/Fast_Supply_Electric_Circuit_Board--10919275_11050449.html]]></link><description><![CDATA[FR4 standard Tg 140°C,FR4 High Tg 170°C, FR4 and Rogers combined lamination
Board Size
Max 500*600mm
Board Thickness
0.25mm - 5.0mm
Copper Weight (Finished)
0.5oz - 6.0oz
Min Tracing/Spacing
3mil/2]]></description><pubDate><![CDATA[20231206]]></pubDate></item>
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<title><![CDATA[Flexible PCB]]></title><link><![CDATA[https://tendtronic.en.ec21.com/Flexible_PCB--9385605_9497811.html]]></link><description><![CDATA[TENDTRONIC CORPORATIOAN LIMITED deals mainly in the supply of Printed Circuit Boards (PCB,FPC), Single-Sided PCB,PTH Double-Sided PCB,NPTH Double-Sided PCB,Flexible PCB(FPC),Multilayer PCB(1~20 Layer]]></description><pubDate><![CDATA[20150505]]></pubDate></item>

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