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<title><![CDATA[EC21 Product Catalogs - blue mask]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/blue_mask--10120303/1/blue mask.html]]></link><item>
<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[Alumina Ceramic Circuit Board OEM Motherboard Aluminum Nitride Board Circuit-Board Professional Manu]]></title><link><![CDATA[https://sncpcb.en.ec21.com/Alumina_Ceramic_Circuit_Board_OEM--11979593_11981251.html]]></link><description><![CDATA[Mask ColorGreen/Black/White/Red/Blue/YellowMin. Line Width0.10mm(4mil)Max. Finished Board Side1020mm*1000mmDelivery7 DaysTransport PackageCustomized, ESD Bag/Vacuum Packaging+Bubble Bag,Specification]]></description><pubDate><![CDATA[20240806]]></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[mask: green/blue/red/black/gray/white 
Legend: white/black/yellow 
Surface: OSP/HAL lead-free/immersion gold/immersion tin/ 
immersion silver/flash gold/hard gold 
Outline: rout and score/V-cut 
E-te]]></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[Mask Sides
As per the Gerbers
Solder Mask Color
Green, White, Blue, Black, Red, Yellow &amp; Super-White
Silkscreen Sides
As per the file
Silkscreen Color
White, Black, Yellow
Surface Finish
HASL - Hot A]]></description><pubDate><![CDATA[20180601]]></pubDate></item>
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<title><![CDATA[4OZ Heavy Copper 12 Layer PCB with ENIG]]></title><link><![CDATA[https://hjl39506147520.en.ec21.com/4OZ_Heavy_Copper_12_Layer--11890882_11907658.html]]></link><description><![CDATA[mask: White/Black/Blue/Green/Red Oil
Surface finishing: Immersion Gold, HASL, OSP
Typical conductor width/spacing/thickness tolerance is +/-20%, although tighter tolerance is achievable.
Applications]]></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[Mask:Green. Red. Blue. White. Black.YellowCircuit structure:Stripline, MicrostripType:Rigid-flexible Board,Rigid,Flex,Flexible,FPC,AluCertificate:RoHs/ISO9001/SGSTesting Service:Flying Probe TestingA]]></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[mask color: GreenWhiteRedBlueBlack
PCBA type: Electronics Manufacturing board
Layer: 1-48 Layers (include Rigid-Flex PCB)
PCB Fireproof: 94v0
PCB circuit board
Certificate: ISO/ISO/RoHS/TS16949
PCB p]]></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>
<item>
<title><![CDATA[6 Layers PCB Enig Blue Ink]]></title><link><![CDATA[https://rcypcb.en.ec21.com/6_Layers_PCB_Enig_Blue--5377851_5378477.html]]></link><description><![CDATA[Layers: 6
Material: FR-4 TG170
Solder mask color: Blue
Copper thickness: 2oz
Board thickness: 1.2mm
Surface finish: Immersion gold
With half hole
Packing: vacuum
Min. drilled hole size: 0.2mm
Certifi]]></description><pubDate><![CDATA[20130506]]></pubDate></item>

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