8 Layers PCB Circuit Board

8 layers PCB circuit board is generally installed into compact devices that have very restrict requirements of spacing, such as laptop motherboard, communication backplane, wearable watch etc. Due to its complexity and high cost of manufacturing, your 8 layers PCB fabrication should be handled by a reliable and experienced maker. NOD Electronics particularly targets on high-end PCBA fabrication and assembly services for decades and a variety of customers witness the good quality and outstanding services. Our advanced production lines and responsive team would make you stay comfortable without any hassle since you place the order to us.

8 layer pcb

Our Capabilities of 8 Layers PCB Circuit Board Manufacturing

PCB Surface Finisheselectrolytic nickel-gold,
HASL(Lead Free, ENIG (Electroless Nickel/Immersion Gold, Carbon Ink, Golden Fingers, OSP (Entek, Immersion Tin, Immersion Silver
PCB Board Max. Size1200mm×600mm
PCB Board Min. Size5mm×5 mm
Bow & Twist ToleranceSingle Side≤1.0%,Double Side≤0.7%, Muti-Layer≤0.5%
Min. Board Thickness & Tolerance0.2mm±0.08mm
PCB Min. trace/spacingTin board:0.2mm±20%(8mil±0%)
gold board:0.075mm±20%(3mil±0%)
Copper to Board Edge Spacing0.5mm(20mil)
Hole to Trace Spacing0.3mm(12mil)
Min. Hole Diameter0.2mm±.076mm(8mil±3mil)
Min. Hole Clearance0.4mm±.076mm(16mil±3mil)
Copper Thickness on Hole Wall20-25um(0.79mil-1.0mil)
Hole Location Tolerance±0.076mm(l±3mil)
Min Diameter of Punching HoleFR-4 board thickness≤1.0mm(40mil):1.0mm(40mil)
FR-4 board thickness 1.2-3.0mm(48-120mil):1.5mm(60mil)
Min. Punching SlotFR-4 CEM-3 board thickness≤1. 0mm(40mil):0.8 mm×0.8 mm(32mil×32mil)
FR-4 board thickness1.2-3.0mm(48-120mil): 1.0 mm×1.0 mm(40mil×40mil)
Trace width variation±0.076mm(±3mil)
PCB Outline ToleranceRouting:±0.1mm (±4mil)  ,Punching:±0.05mm (±2mil)
V-CUT Registration Tolerance±0.2mm (±8mil)
PCB TypeSingle-sided, double-sided, multi-layer
PCB Major MaterialFR-4, CEM-1,CEM-3, high frequency laminates, Aluminum, NiFe-based, copper base
PCB Thickness0.2-3.5mm
Base Copper Thickness11um  35um  70um  105um
Max. aspect ratio(board thickness: hole size)8:01
V-Cut Angle Tolerance±5°
V-Cut Board Thickness0.4mm -3.2mm(16mil -128mil)
Min SMT Pitch0.3mm(12mil)
Min. Component mark0.15mm(6mil)
Min. width of annular ring(finished)0.15mm(6mil)/side
Min pad opening0.076mm(3mil)
Min S/M Bridge±0.076mm(±3mil)

8 layer PCBs are stacked together firmly with dependable and predefined mutual connections between the layers, this requires a complex manufacturing process in order to ensure the quality. NOD Electronics will help you to resolve the trouble of 8 layer circuit board manufacturing and make you totally relax and spend energies to focus on design and market.

Contact NOD Electronics Now!

Contact Us

Get answers from a reliable PCBA partner in as little as 12 hours.

NOD Electronics - PCBA - PCBA Assembly Services

Address: Block 3, #20-8 Huanxi West Rd, Tianhe, Guangzhou 510660, China

Mobile: +86-1862-0101-507

E-Mail: sales@nod-pcba.com

Tel: +86-020-82515913