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<title><![CDATA[EC21 Product Catalogs - copper mask]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/copper_mask--10120399/1/copper mask.html]]></link><item>
<title><![CDATA[PCB - Flex]]></title><link><![CDATA[https://ckmo1018.en.ec21.com/PCB_Flex--12069932_12069955.html]]></link><description><![CDATA[Copper Type &amp; Weight
• RA Copper (Rolled Copper): Ideal for Repetitive Bending (Recommended)
• ED Copper (Electrolytic Copper): Cost-Effective
• Thickness: 0.5 oz to 1 oz (Typical), Up to 2 oz
]]></description><pubDate><![CDATA[20260411]]></pubDate></item>
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<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[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[20250401]]></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[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[Rigid PCB Capability]]></title><link><![CDATA[https://bgpcba.en.ec21.com/Rigid_PCB_Capability--11935225_11935295.html]]></link><description><![CDATA[copper patterning, solder mask application, and surface finishing. They should also be able to meet industry standards and quality requirements, ensuring that the final product performs reliably in i]]></description><pubDate><![CDATA[20240512]]></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
]]></description><pubDate><![CDATA[20240326]]></pubDate></item>
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<title><![CDATA[High Frequency Taconic TLY-5 Double Sided Difficulty PCB]]></title><link><![CDATA[https://hjl39506147520.en.ec21.com/High_Frequency_Taconic_TLY_5--11890882_11907886.html]]></link><description><![CDATA[PRODUCT DESCRIPTION
Taconic TLY-5 Base Material
Taconic TLY-5
Board Thickness
1.52 mm
Copper Thickness
1OZ
DK
2.2
DF
0.0009
Solder mask Color
Green
Silkscreen Color
White
Surface Finishing 
ENIG
Min.]]></description><pubDate><![CDATA[20240301]]></pubDate></item>
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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[Copper Thickness1/2oz, 1oz, 2oz, 3oz, 4ozMaterialFR-4, FR-1, CEM-1, CEM-3, AluminumLead Time2-3 WeeksSolder Mask ColorGreen, Blue, White, Black, Red, YellowApplicationsIndustrial Electronic Component]]></description><pubDate><![CDATA[20240112]]></pubDate></item>
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<title><![CDATA[Fpga PCB]]></title><link><![CDATA[https://hontec1.en.ec21.com/Fpga_PCB--11597809_11597812.html]]></link><description><![CDATA[Quick Details of FPGA PCB
Place of Origin: Guangdong, China 
Brand Name: FPGA PCB Model Number: Rigid PCB
Base Material: Megtron
Copper Thickness: 1oz Board Thickness: 2.5mm
Min. Hole Size: 0.1mm Min]]></description><pubDate><![CDATA[20220706]]></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[copper thickness0.5-6oz0.5-6ozImmersion Gold/Gold Plated ThicknessImmersion Gold:Au,1—8u”Gold finger:Au,1—150u”Gold Plated:Au,1—150u”Nickel Plated :50—500u”　Hole copper thick25um 1m]]></description><pubDate><![CDATA[20240131]]></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[1.6mm Rigid Flex PCB Assembly High Reliability Printed Circuit Board PCBA]]></title><link><![CDATA[https://pcbassemblypcba.en.ec21.com/1.6mm_Rigid_Flex_PCB_Assembly--11875607_11875608.html]]></link><description><![CDATA[Copper Thickness1ozMin Hole Size0.2mmLayer2Lead Time3-5 DaysSilkscreen ColorWhiteSolder Mask ColorGreenSpecial PCBYesRigid PCBYesSpecial PCB BoardYesSpecial DesignYesSpecial TechnologyYesApplications]]></description><pubDate><![CDATA[20231214]]></pubDate></item>
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<title><![CDATA[Golden Triangle HDI PCB Capabilities]]></title><link><![CDATA[https://gtpcba.en.ec21.com/Golden_Triangle_HDI_PCB_Capabilities--11805203_11836262.html]]></link><description><![CDATA[copper from the board to create the desired pattern. Chemical etching is then used to create fine routing lines between the components. The mechanical drilling process is then used to create the vias]]></description><pubDate><![CDATA[20230821]]></pubDate></item>
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<title><![CDATA[Printed Circuit Board]]></title><link><![CDATA[https://greenstone23.en.ec21.com/Printed_Circuit_Board--11778431_11889762.html]]></link><description><![CDATA[copper deposition
Image teh outer layer
Plating
Etch the outter layer
AOI
Solder mask
Surface finish
Profile
Electrical test
Finial inspection
Packing
We provide printed circuit board assembly
, prin]]></description><pubDate><![CDATA[20240117]]></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[MCPCB Manufacturing for LED Products]]></title><link><![CDATA[https://abiscircuits.en.ec21.com/MCPCB_Manufacturing_for_LED_Products--10327532_10327540.html]]></link><description><![CDATA[mask
9
Copper thickness
35um-210um(1OZ-6OZ)
10
Hole Position Tolerance
±0.05mm
11
Outline Tolerance 
Routing:±0.15mm,Punching:±0.1mm
12
Remain Thickness Tolerance
±0.1mm
13
Thermal Conductivity
0]]></description><pubDate><![CDATA[20200402]]></pubDate></item>
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<title><![CDATA[Single Side Aluminum Based PCB]]></title><link><![CDATA[https://pcbpcbaseller.en.ec21.com/Single_Side_Aluminum_Based_PCB--10961296_11848269.html]]></link><description><![CDATA[Copper Thickness: 1OZ
Min. Hole Size: 40mil (1.0mm)
Min. Line Width/ Spacing: 12mil (0.3mm)/10mil (0.25mm)
Solder mask Color: None
Silkscreen Color: None
Surface Finishing: ENIG
Min.Quantity of Order]]></description><pubDate><![CDATA[20230926]]></pubDate></item>

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