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<title><![CDATA[EC21 Product Catalogs - blue copper]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/blue_copper--10120399/1/blue copper.html]]></link><item>
<title><![CDATA[PCB - Single Sided]]></title><link><![CDATA[https://ckmo1018.en.ec21.com/PCB_Single_Sided--12069932_12069952.html]]></link><description><![CDATA[PCB - Single Sided
Description
Single-sided printed circuit boards (SPCs) are the most basic PCB type, with a copper pattern formed on only one side of the board. Components are primarily mounted on ]]></description><pubDate><![CDATA[20260411]]></pubDate></item>
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<title><![CDATA[China PCB Factory Electronic Circuit Board Assembly HASL Lead Free PCB Assembly Service PCBA]]></title><link><![CDATA[https://xubo783156718.en.ec21.com/China_PCB_Factory_Electronic_Circuit--11984085_12004964.html]]></link><description><![CDATA[Copper Plating hole
18um-30um
Min Trace Width
0.075mm (3mil)
Min Space Width 
0.1mm (4 mil)
Surface finish
HASL, LF HASL, Imm Gold, Imm Silver, OSP etc
Solder mask 
Green, red, white, yellow, blue, b]]></description><pubDate><![CDATA[20240914]]></pubDate></item>
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<title><![CDATA[China OEM/ODM PCBA Experts in Customized Electronics Motherboards Assembly Inverter LED PCB SMT PCBA]]></title><link><![CDATA[https://sncpcb.en.ec21.com/China_OEM_ODM_PCBA_Experts--11979593_11981134.html]]></link><description><![CDATA[Copper thickness 1/2OZ 1OZ 2OZ 3OZSolder mask color green/black/white/red/blue/yellowInner packing Vacuum packing,Plastic bagOuter packing Standard carton packingHole tolerance PTH:±0.076,NTPH:±0.0]]></description><pubDate><![CDATA[20240806]]></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[/aluminum/ceramic CEM1
Solder mask
Green. Red. Blue. White. Black.Yellow
Board Thickness
0.5-4mm
Layer
1-8 Layers
Copper Thickness
0.5-4OZ
Testing Service
AOI X-Ray Function Test
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<title><![CDATA[CEM-3 Electronic SMT PCB Assembly with OSP Surface Finish 2oz Copper Thickness]]></title><link><![CDATA[https://smtpcbaassemblycom.en.ec21.com/CEM_3_Electronic_SMT_PCB--11887216_11887217.html]]></link><description><![CDATA[BlueBoard TypeSingle-sided, Double-sided, Multi-layerCopper Thickness1/2oz, 1oz, 2oz, 3oz, 4ozMaterialFR-4, FR-1, CEM-1, CEM-3, AluminumLead Time2-3 WeeksSolder Mask ColorGreen, Blue, White, Black, R]]></description><pubDate><![CDATA[20240112]]></pubDate></item>
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<title><![CDATA[Fiberglass Copper Clad Laminated Sheet]]></title><link><![CDATA[https://bestindustrial98.en.ec21.com/Fiberglass_Copper_Clad_Laminated_Sheet--10961584_11532593.html]]></link><description><![CDATA[blue film
green film
light green,yellow
brown
yellow+white
brown
Copper foil
single or double side:18,25,35,70 micron
single side:18,25,35,70 micron
Sheet thickness
0.4-2mm
Size
1000*1200mm
40.5&apos;&apos;*48]]></description><pubDate><![CDATA[20230313]]></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[Copper Weight (Finished)
0.5oz - 6.0oz
Min Tracing/Spacing
3mil/2.8mil
Solder Mask Color
Green, White, Blue, Black, Red, Yellow
Silkscreen Color
White, Black, Yellow
Surface Finish
HASL - Hot Air Sol]]></description><pubDate><![CDATA[20231206]]></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[Copper Thickness
1OZ 
Min. Hole Size
4mil (0.1mm)
Min. Line Width/ Spacing
4mil (0.1mm)/5mil (0.1mm)
Solder mask/ Silkscreen Color
Blue/ White
Surface Finishing
HASL 
Min.Quantity of Order
No MOQ
Lea]]></description><pubDate><![CDATA[20240229]]></pubDate></item>
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<title><![CDATA[Smart Electronics PCBA Prototype PCB Assembly Manufacturing Customized Printed Circuit Board]]></title><link><![CDATA[https://ruomeipcb02.en.ec21.com/Smart_Electronics_PCBA_Prototype_PCB--11819316_11819378.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[PCB Board for Sale]]></title><link><![CDATA[https://hhcircuits.en.ec21.com/PCB_Board_for_Sale--11690572_11690589.html]]></link><description><![CDATA[copper, high frequency, mixed-dielectric laminate and buried &amp; blind via board.
Different Types Of Blue PCB Board
Multilayer &amp; Double Sided PCB
Half Hole &amp; Through Hole PCB
Blind Buried Vias &amp; Hdi PC]]></description><pubDate><![CDATA[20221212]]></pubDate></item>

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