Layers: 8
Sequence Type: 3+N+3
Surface Finish: ENIG
Vias: 0.1mm
Trace: 0.05mm
When a product moves beyond prototyping, priorities shift quickly. Cost needs to stay under control, supply has to remain stable, and every batch must perform the same way as the last. This is exactly where a Conventional PCB, or Rigid PCB, proves its value.
Instead of relying on complex structures, it offers a straightforward and repeatable manufacturing path. That simplicity is what allows it to support large-scale production across consumer electronics, industrial systems, and control equipment without introducing unnecessary risk.
In real projects, the challenge is rarely about finding the lowest price鈥攊t鈥檚 about keeping pricing predictable over time. A Rigid PCB benefits from widely available materials and a highly optimized production process, which makes long-term cost control much easier.
Because the process is mature, yield rates remain stable even as volume increases. That directly reduces waste, rework, and unexpected cost fluctuations. For products with ongoing demand, this consistency often matters more than chasing marginal savings.
One reason Conventional PCB remains the industry standard is the level of familiarity across the entire supply chain. From fabrication to assembly, every step follows a well-established process.
This reduces friction when moving from design to production. Engineers don鈥檛 need to adjust for unusual structures, and manufacturers don鈥檛 need to introduce additional process controls. The result is a smoother transition into production, with fewer delays and fewer unknowns.
Even within a standardized structure, a Rigid PCB can adapt to different application needs through material selection.
鈼FR-4 is widely used for general-purpose electronics
鈼High-Tg materials support higher operating temperatures
鈼Aluminum-based boards improve heat dissipation in power applications
This allows designers to meet performance requirements without stepping outside a proven manufacturing approach.
In production environments, assembly efficiency has a direct impact on overall cost and delivery timelines. A Rigid PCB provides the mechanical stability needed for automated processes, especially in high-speed SMT lines.
Flat surfaces, consistent thickness, and reliable finishes all contribute to smoother component placement and soldering. Fewer alignment issues and more consistent joints mean less rework and better throughput across batches.
Once a product is in production, consistency becomes non-negotiable. A Conventional PCB supports this through repeatable processes and controlled manufacturing conditions.
Instead of variation between batches, the board maintains stable electrical and mechanical performance over time. This is particularly important for products that require continuous production or long lifecycle support.
鈼Materials: FR-4, CEM-1, CEM-3, Aluminum
鈼Layers: 1鈥36 layers
鈼Thickness: 0.4mm 鈥 3.6mm
鈼Copper: 0.5oz 鈥 6oz
鈼Min. trace/space: 0.15mm / 0.15mm
鈼Min. hole size: 0.2mm 鈥 0.30mm
鈼Surface finish: HASL, ENIG, OSP, Immersion Silver, Immersion Tin
A Rigid PCB doesn鈥檛 try to solve every design challenge. What it does is provide a stable, cost-effective foundation that supports production at scale.
For many products, that balance鈥攂etween performance, cost, and manufacturability鈥攊s exactly what keeps projects moving forward without disruption.
Parameter | Standard | Advanced |
Materials | FR-4 (Tg 130鈥180掳C) | Rogers 4350B, Megtron 7 |
Layers | 1鈥16 | Up to 48 |
Copper Weight | 1鈥3 oz | 6 oz (heavy copper) |
Min. Trace/Space | 100/100渭m | 40/40渭m (HDI) |
Thermal Conduct. | 0.3 W/m路K | 4.0 W/m路K (metal-clad) |
Surface Finishes | HASL, ENIG | ENEPIG, Immersion Ag |