Types of thick copper PCB
single-sided PCB, double-sided PCB, multilayer PCB, flexible PCB, buried via PCB.
Maximum processing size
For single-sided, double-sided PCB: 1000mm * 600mm;
For PCB multilayer board: 600mm * 600mm
The highest number of layers:
Rigid PCB: 0.4mm -4.0mm;
Flexible PCB: 0.025mm-0.15mm
Base material copper foil thickness
Rigid PCB: 18μm(1/ 2OZ ), 35μm( 1OZ ), 70μm( 2OZ)
Flexible PCB board: 0.009MM 0.018mm 0.035mm 0.070mm 0.010mm
Common substrates for thick copper PCB
FR-4, CEM-3, CEM-1, 94HB, 94VO, polytetrachloroethylene, polyester, polyamide.
The processing capability of thick copper PCB
Drilling hole: minimum hole diameter 0.15mm
Hole: minimum aperture 0.15mm, plate thickness/aperture ratio 4:1
Wire width: minimum wire width: gold plate 0.075mm, tin plate 0.10mm
Wire spacing: minimum spacing: gold plate 0.075mm, tin plate 0.10mm
Gold-plated plate: nickel layer thickness: ≧2.5μm; gold layer thickness: 0.05-0.1μm or according to customer requirements
Tin spray board: tin layer thickness:≧2.5-5μm
Milling plate: minimum distance from the line to edge: 0.15mm; minimum distance from hole to edge: 0.2mm; minimum profile tolerance: ±0.12mm
Socket chamfer: angle: 30°, 45°, 60°; depth: 1-3mm
V cut: angle: 30°, 35°, 45°; depth: 2/3 board thickness; minimum size: 80mm * 80mm
Soldering resistance: 85-105℃ / 280℃-360℃
Flexural resistance/chemical resistance of the flexible board: in full compliance with international standards.
If you have questions about our thick copper PCB printed circuit board production capacity, or the specifications required for your custom project are not listed on this page, please feel free to contact us. We will reply within one workday. We will continue to provide quotation support and design support. Welcome to learn about our production process.