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<title><![CDATA[EC21 Product Catalogs - copper surface treatment]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/copper_surface_treatment--10120399/1/copper surface treatment.html]]></link><item>
<title><![CDATA[Compressed Air Filter Circuit Board Manufacturing &amp; PCB Fabrication | Grande]]></title><link><![CDATA[https://yygreattong.en.ec21.com/Compressed_Air_Filter_Circuit_Board--4357166_4357386.html]]></link><description><![CDATA[Supplier: Grande Electronics
Application: Compressed Air Filter Circuit Board Manufacturing &amp; PCB Fabrication | Grande
Layers: 4
PCB Parameter: FR-4/HTG150
Thickness: 1.0mm
Surface Treatment: ENIG
Te]]></description><pubDate><![CDATA[20250401]]></pubDate></item>
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<title><![CDATA[Material Handling Equipment Circuit Board Industrial PCBA Electronics]]></title><link><![CDATA[https://pcbdesign12.en.ec21.com/Material_Handling_Equipment_Circuit_Board--10035716_10038624.html]]></link><description><![CDATA[Supplier: Grande Electronics
Project: Material Handling Equipment Circuit Board Industrial PCBA Electronics
Layers: 4
PCB：FR-4/1.6mm, 1oz finished copper
Surface Treatment: ENIG
PCBA Lead time:3-4 ]]></description><pubDate><![CDATA[20250401]]></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[Basic Info.Model NO.PCBAConditionNewSurface TreatmentGold Finger/Hard GoldTest100% E-TestCopper Thickness0.5-12oz(18-420um)Hole DiameterMin0.05mmMin. Line Spacing0.10mm(4mil)Board Thickness0.2-6mmSol]]></description><pubDate><![CDATA[20240806]]></pubDate></item>
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<title><![CDATA[High Frequency PCB]]></title><link><![CDATA[https://pcbmain68.en.ec21.com/High_Frequency_PCB--11046819_11046830.html]]></link><description><![CDATA[copper foil, thus, it needs to do special surface treatment on the combination side. With regard to combination surface treatment, normally use chemical etching on PTFE surface or plasma etching to p]]></description><pubDate><![CDATA[20240606]]></pubDate></item>
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<title><![CDATA[Farm Tractor Electronics Manufacturing | Circuit Board Assembly PCBA]]></title><link><![CDATA[https://grandepcba.en.ec21.com/Farm_Tractor_Electronics_Manufacturing_Circuit--11194245_11194270.html]]></link><description><![CDATA[high speed traces
PCB Fabrication：
Layers: 4
Size: 261*128*1.6mm
Surface Treatment: Im Au
Material: FR-4/HTg170, 2oz finished copper
Impedance Control Tolerance: +/-10%
Others: 4/4mil, Via：8mil
]]></description><pubDate><![CDATA[20240506]]></pubDate></item>
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<title><![CDATA[Electric Welding Machine Pcba Housing Pcba Service Electronic Assembly Shenzhen PCBA Factory]]></title><link><![CDATA[https://440183199803063144.en.ec21.com/Electric_Welding_Machine_Pcba_Housing--11408756_11470639.html]]></link><description><![CDATA[surface finish treatment, copper thickness,board thickness ,...)
PCBA: PCB information, BOM, (Testing documents...)
Q2. What file formats do you accept for production? 
A: Gerber file: CAM350 RS274X
]]></description><pubDate><![CDATA[20220530]]></pubDate></item>
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<title><![CDATA[PCB Surface]]></title><link><![CDATA[https://greenstone23.en.ec21.com/PCB_Surface--11778431_11778453.html]]></link><description><![CDATA[PCB surface finish
include: PCB surface finish is a coating between a component and a bare board PCB. It is applied for two basic reasons: to ensure solderability, and to protect exposed copper circu]]></description><pubDate><![CDATA[20230428]]></pubDate></item>
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<title><![CDATA[Loudspeaker PCB]]></title><link><![CDATA[https://techighpcb.en.ec21.com/Loudspeaker_PCB--11812588_11812591.html]]></link><description><![CDATA[Copper thickness
Inner 2OZ,outer 2OZ
Special process
Resin plugging and POFV (plated over filled vias)
Surface treatment
Immersion gold
3.Product Feature And Application 
Industry controlling product]]></description><pubDate><![CDATA[20230628]]></pubDate></item>
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<title><![CDATA[MCPCB Manufacturing for LED Products]]></title><link><![CDATA[https://abiscircuits.en.ec21.com/MCPCB_Manufacturing_for_LED_Products--10327532_10327540.html]]></link><description><![CDATA[Surface finish/treatment
HASL/HASL lead free,Immersion Gold/Tin/Silver,OSP,gold plating/finger,Carbon ink,Peelable mask
9
Copper thickness
35um-210um(1OZ-6OZ)
10
Hole Position Tolerance
±0.05mm
11
O]]></description><pubDate><![CDATA[20200402]]></pubDate></item>
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<title><![CDATA[Rogers Rt/Duroid 5880]]></title><link><![CDATA[https://karenxcepcb.en.ec21.com/Rogers_Rt_Duroid_5880--10524601_10524661.html]]></link><description><![CDATA[Detailed Product Description
Color:
Yellow
Material:
Rogers Material
Layer:
Multilayer
Board Size:
3*9cm
Copper Thinknes:
1 Oz
Min Line Width:
4 Mil
Min Line Space:
4mil
Surface Finish:
Immersion Gol]]></description><pubDate><![CDATA[20170829]]></pubDate></item>

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