FR4 PI Aluminum Quick Turn PCB Assembly ENIG HASL SMT Prototype Assembly

HTF delivers custom printed circuit board production services for prototype and low-volume manufacturing on FR4, FR1-4, PI polyimide, copper, and aluminum base materials with multi-thickness copper from 0.5 oz to 6 oz, board thickness from 0.4mm to 6mm standard at 1.6mm, and surface finish options including lead-free HASL, ENIG, and immersion silver under ISO9001, RoHS, and CE certified quality management with customized OEM manufacturing and 1 PCS minimum order quantity. Our custom PCB production service focuses on the fabrication of bare printed circuit boards to each customer unique design specifications, providing the PCB fabrication foundation for electronics products whether the customer performs their own assembly, uses a separate assembly service, or requires only bare boards for their application. Custom PCB production begins with the customer design data in standard Gerber format, with our fabrication engineering team performing a comprehensive design for manufacturability review before production begins. The DFM review examines the design against our manufacturing capability specifications for minimum hole size, line width and spacing, annular ring requirements, aspect ratio limitations, and other fabrication parameters, identifying any potential manufacturing issues and providing recommended design adjustments that would improve production quality or reduce cost. Fabrication then produces the custom PCB to the exact specifications for layer count, board thickness from 0.4mm to 6mm, copper thickness from 0.5 oz to 6 oz selected per layer requirements, base material from the complete range including standard FR4 for general electronics, FR1-4 variants for different performance and cost levels, PI polyimide for flexible circuits, copper base for superior thermal management, and aluminum substrate for power electronics and LED applications, minimum hole size, minimum line width, minimum line spacing, and board dimensions all customized to the customer design. Surface finish application completes the fabrication with lead-free HASL for cost-effective standard finish, ENIG for fine-pitch component flatness and long shelf life, or immersion silver for high-frequency signal performance. Electrical test verification of net continuity and isolation on every board ensures fabrication quality before shipment to the customer or transfer to assembly.

Key Features

• Custom PCB Production Focus: Bare printed circuit board fabrication to each customer unique design specifications with complete manufacturing capability.
• Comprehensive DFM Review: Design for manufacturability analysis identifying potential issues and recommending optimizations before fabrication begins.
• Complete Parameter Customization: Layer count, thickness 0.4-2.0mm, copper 0.5-6oz, material, hole, line, spacing, and size per specifications.
• Multi-Material Fabrication: FR4 standard, FR1-4 variants, PI flexible, copper base, and aluminum substrate for diverse application requirements.
• Three Surface Finishes: Lead-free HASL, ENIG, and immersion silver applied per customer specification with documented process control.
• Electrical Test Verification: Net continuity and isolation testing on every fabricated board before shipment or assembly transfer.
• 1 PCS Minimum Order: Single board prototype through small batch production with ISO9001, RoHS, CE certified quality.

Technical Specifications

Applications

HTF custom printed circuit board production serves the diverse bare PCB requirements of electronics development and manufacturing. Electronics design engineers developing new products who need prototype PCBs fabricated to their exact design specifications for initial bench testing and circuit validation benefit from our custom fabrication with DFM review providing valuable manufacturing feedback before boards are produced. Companies with in-house SMT assembly capability who need only bare PCB fabrication to feed their internal assembly lines utilize our custom PCB production for the boards they populate with their own assembly equipment and processes. Electronics manufacturing service providers and contract manufacturers who procure PCBs for their customer assembly programs benefit from our custom PCB production as a fabrication partner for the diverse board types across their customer portfolio. Engineering teams performing iterative design development where each revision requires new PCB fabrication with potentially different specifications including material changes, layer count adjustments, or thickness modifications find our custom production approach accommodates the evolving specifications of iterative development. Research projects developing experimental circuits with unusual board geometries, non-standard materials, or specialized specifications not accommodated by standardized quick-turn prototype services depend on our custom manufacturing flexibility. Makerspace, educational, and hobbyist communities developing electronics projects benefit from our accessible custom PCB production with 1 PCS minimum order for one-off and small quantity projects.

Packaging

Every custom PCB individually packaged in standard anti-static protective packaging at 5 by 5 by 5 centimeters with approximately 0.5 kilogram gross weight. Complete documentation with DFM review feedback, fabrication records, electrical test reports, and certificates of conformance. ISO9001, RoHS, CE certified manufacturing.