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<title><![CDATA[EC21 Product Catalogs - copper mask]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/copper_mask--10120303/1/copper mask.html]]></link><item>
<title><![CDATA[6 Layer PCB with Immersion Gold]]></title><link><![CDATA[https://pcbpcbaseller.en.ec21.com/6_Layer_PCB_with_Immersion--10961296_12051711.html]]></link><description><![CDATA[Base Material
Fr4 TG140
Board Thickness
1.6 mm
Copper Thickness
1OZ
Min. Hole Size
8mil (0.2mm)
Min. Line Width/ Spacing
6mil (0.154mm)/5mil (0.125mm)
Solder mask Color
Green
Silkscreen Color
White
S]]></description><pubDate><![CDATA[20250324]]></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[Copper thickness: 0.50 to 5 ounce.
- Solder mask: LPI solder mask, conventional solder mask, peelable solder mask, UV solder mask
- Minimum line width: 0.075mm (3mil)
- Minimum line space: 0.075mm (3]]></description><pubDate><![CDATA[20250220]]></pubDate></item>
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<title><![CDATA[Double-Sided Multilayer PCB for Complex Circuit Designs Multilayer PCB for Home Automation Systems]]></title><link><![CDATA[https://sncpcb.en.ec21.com/Double_Sided_Multilayer_PCB_for--11979593_11979594.html]]></link><description><![CDATA[Copper Thickness17um--175umDrilling Hole(Mechanical)0.15mm--6.35mmFinish Hole(Mechanical)0.10mm-6.30mmDiameter Tolerance(Mechanical)0.05mmRegistration(Mechanical)0.075mmAspect Ratio16:1Solder Mask Ty]]></description><pubDate><![CDATA[20240806]]></pubDate></item>
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<title><![CDATA[Automatic Infrared Hand Dryer Electronics Contract Manufacturing Company-Grande]]></title><link><![CDATA[https://grandepcba.en.ec21.com/Automatic_Infrared_Hand_Dryer_Electronics--11194245_11194275.html]]></link><description><![CDATA[copper, Impedance board, HDI, HF board, Aluminum, FPC, Rigid Flex PCB
PCB Basic Material Brand
HF: Rogers, Taconic 
HTG: S1000-2M, Lianmao IT180A
Solder Mask: Taiyo PSR-2000/4000 Series
Surface Treat]]></description><pubDate><![CDATA[20240506]]></pubDate></item>
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<title><![CDATA[Matt Green Solder Mask Multilayer 12L PCB Board]]></title><link><![CDATA[https://hjl39506147520.en.ec21.com/Matt_Green_Solder_Mask_Multilayer--11890882_11907623.html]]></link><description><![CDATA[Copper Thickness
1/H...H/1OZ 
Min. Hole Size
3mil (0.076mm)
Min. Line Width/ Spacing
3mil (0.076mm)/3mil (0.0.076mm)
Solder mask/ Silkscreen Color
Green/White
Surface Finishing
Gold
Min.Quantity of O]]></description><pubDate><![CDATA[20240229]]></pubDate></item>
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<title><![CDATA[Multilayer Enig &amp; HASL PCB Circuit Board with Good Quality]]></title><link><![CDATA[https://cesgatepcbec21.en.ec21.com/Multilayer_Enig_HASL_PCB_Circuit--11155667_11155677.html]]></link><description><![CDATA[Quick DetailsPlace of Origin:Guangdong, ChinaBrand Name:CesgateModel Number:CG5602Number of Layers:6-LayerBase Material:FR-4Copper Thickness:1OZBoard Thickness:1.6mmMin. Hole Size:0.2mmMin. Line Widt]]></description><pubDate><![CDATA[20200528]]></pubDate></item>
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<title><![CDATA[High Quality Inverter PCB Layout Design / High Quality Wireless Mouse PCB Layout Design]]></title><link><![CDATA[https://cttpcb.en.ec21.com/High_Quality_Inverter_PCB_Layout--10919275_11050430.html]]></link><description><![CDATA[Copper Weight
1.0oz - 6.0oz
Min Tracing/Spacing
3mil/2.8mil
Solder Mask Color
Green, White, Blue, Black, Red, Yellow
Surface Finish
Lead Free HASL - RoHS 
HASL - Hot Air Solder Leveling 
OSP
ENIG - E]]></description><pubDate><![CDATA[20231206]]></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[mask: 
Green, Red, Blue, Black, Yellow
Layer count: 
4 Layer, 6 Layer, Multilayer
Copper weight: 
0.5oz (17 µm), 1oz (35µm), 2oz (70µm)
PCB thickness: 
1.0-5.0mm
PCB size: 
≤400mm X 500mm
Surfac]]></description><pubDate><![CDATA[20230113]]></pubDate></item>
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<title><![CDATA[6 Layers PCB]]></title><link><![CDATA[https://rcypcb.en.ec21.com/6_Layers_PCB--5377851_5378500.html]]></link><description><![CDATA[Layers: 6
Material: FR-4
Solder mask color: Green
Copper thickness: 2oz
Board thickness: 1.6mm
Surface finish: Immersion gold
With BGA
Packing: vacuum
Min. drilled hole size: 0.5mm
Certificate: UL, I]]></description><pubDate><![CDATA[20130506]]></pubDate></item>
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<title><![CDATA[OEM Design Blue Solder Mask HASL PCB Board]]></title><link><![CDATA[https://abiscircuits.en.ec21.com/OEM_Design_Blue_Solder_Mask--10316737_10327499.html]]></link><description><![CDATA[mask
9
Copper thickness
18um-280um(0.5OZ-8OZ)(normally 1OZ)
10
Solder mask color
green/black/white/red/blue/yellow
11
Outline Tolerance 
±0.13mm
12
Impedance control Tolerance
±10%
13
Hole toleranc]]></description><pubDate><![CDATA[20200402]]></pubDate></item>
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<title><![CDATA[Rogers PCB]]></title><link><![CDATA[https://karenxcepcb.en.ec21.com/Rogers_PCB--10524638_10524639.html]]></link><description><![CDATA[copper: 0.5-10oz 
Min hole: 0.2mm 
Min line width/space: 4/4mil 
Min hole copper: 20&amp;mu;m/25&amp;mu;m 
Solder mask: green/blue/red/black/gray/white 
Legend: white/black/yellow 
Surface: OSP/HAL lead-free]]></description><pubDate><![CDATA[20170829]]></pubDate></item>
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<title><![CDATA[White Aluminium PCB]]></title><link><![CDATA[https://mktpcb.en.ec21.com/White_Aluminium_PCB--10712329_10712351.html]]></link><description><![CDATA[Copper core, FR4 covering
Board Size
Min 6*6mm | Max 610*610mm
Board Thickness
0.8mm - 5.0mm
Copper Weight (Finished)
0.5oz - 10.0oz
Min Tracing/Spacing
4mil/4mil
Solder Mask Sides
As per the Gerbers]]></description><pubDate><![CDATA[20180601]]></pubDate></item>

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