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| Brand Name : | XCE | 
| Model Number : | XCEM | 
| Certification : | CE,ROHS, FCC,ISO9008,SGS,UL | 
| Price : | negotiation | 
| Payment Terms : | T/T,Western union | 
| Supply Ability : | 1, 000, 000 PCS / week | 
| Delivery Time : | 5-10 days | 
Heavy Copper 12 Layer Fr4 Multilayer PCB Boards With Through-hole
Plating
Specification:
Technology  | Materials  | 
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PCB thickness  | Final copper  | 
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Conductor track widths  | Minimum drilling diameter  | 
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Contour production  | Solder masks  | 
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Surfaces  | Additional printing  | 
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Multilayer PCBs in form of multiple circuit layers stacked together.
Few already consider 2-layer circut boaders as multilayer, but generally speaking boards with at least 4 or more layers are considered as multilayer. 2-layer circuit boards are sometimes referred to as bi-layer. The upper limit for the amount of layers is wide open.
However, 4- and 6-layers dominate the multilayer area by taking about 90% of the market. Multilayer with up to 24 layers can be produced in our factory.
Our Quality:
We are committed to providing the HIGHEST QUALITY PCBs that not
only meet but exceed our customers’ expectations and requirements.
Our facilities hold a list of quality certifications (IS9001,
TS16949, UL) and the systems to support them. For quality control
purposes, we have invested extensively in inspection machinery,
including:
High-voltage E-test
Flying probe machine
Digital computer metallographic microscope
Copper thickness tester
Solderability detecting machine
Photoelectricity balance
X-ray gold thickness tester
Backlighting tester
Automatic optical inspector
Parameter:
Layer  | 12  | 
Material type  | FR-4, CEM-1, CEM-3, High TG, FR4 Halogen Free, Rogers  | 
Board thickness  | 0.21mm to 7.0mm  | 
Copper thickness  | 0.5 OZ to 6 oz  | 
Size  | Max. Board Size: 580mm×1100mm  | 
Min. Drilled Hole Size: 0.2 mm (8 mil)  | |
Min. Line Width: 4mil (0.1mm)  | |
Min. Line Spacing: 4mil (0.1mm)  | |
Surface finishing  | HASL / HASL lead free, HAL, Chemical tin,  | 
Solder Mask Color  | Green/Yellow/Black/White/Red/Blue  | 
Tolerance  | Shape tolerance: ±0.13  | 
Hole tolerance: PTH: ±0.076 NPTH: ±0.05  | |
Certificate  | UL, ISO 9001, ISO 14001  | 
Special requirements  | Buried and blind vias+controlled impedance +BGA  | 
Profiling  | Punching, Routing, V-CUT, Beveling  | 
                                 
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