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Jinsung Electronics Co., Ltd supplies rigid-flex printed circuit boards designed for embedded defense systems, combining rigid FR-4 sections with flexible polyimide interconnects. These boards support high-density component placement and dynamic bending in compact military hardware such as guided munitions, UAV avionics, and field-deployable communication units.
The boards use standard polyimide dielectric layers with copper foil thicknesses of 18µm to 35µm, and rigid sections are typically made from FR-4 with Tg150 or higher. Layer counts range from 4 to 10 layers, with controlled impedance traces for RF and high-speed digital signals. Thermal expansion coefficients are matched across rigid and flex zones to prevent delamination under temperature cycling.
These RFPCBs are procured by defense OEMs and systems integrators for mission-critical electronics requiring shock resistance, weight reduction, and 3D form factor adaptation. Buyers should confirm compliance with IPC-6013 Class 3 standards and request environmental stress screening reports. Packaging is static-dissipative with ESD-safe trays, and minimum order quantities are typically negotiated for prototype runs or low-volume production.
| Base material - rigid | FR-4, Tg150 or higher (standard for defense-grade PCBs) |
| Base material - flex | Polyimide, 12.5µm to 25µm thickness (typical for military rigid-flex) |
| Copper thickness | 18µm to 35µm (standard for signal and power layers) |
| Layer count | 4 to 10 layers (typical for defense embedded systems) |
| Minimum trace width | 75µm (typical for high-density interconnects) |
| Minimum spacing | 75µm (typical for Class 3 military PCBs) |
| Impedance control | ±10% tolerance on 50Ω and 100Ω differential pairs (standard for RF applications) |
| Thermal cycling tolerance | -55°C to +125°C (typical operating range for defense electronics) |
| Surface finish | ENIG or immersion silver (standard for reliable solder joints in harsh environments) |
| Compliance standard | IPC-6013 Class 3 (standard for high-reliability defense PCBs) |
Jinsung Electronics Co., Ltd is based in Ansan-Si, Gyeonggi-Do, South Korea, with a facility in the Banwol Industrial Complex. The supplier is classified as harbor-trusted with no verified response metrics. The listing provides no information on company size, years in operation, or client names, and no certifications or production capacity figures are disclosed.
The supplier focuses on rigid-flex PCB manufacturing for military applications, producing both prototype and low-volume production units. There is no indication of in-house design services, material sourcing beyond standard substrates, or internal testing labs. The listing confirms no customer references or project case studies, suggesting a contract manufacturing model without branded product development.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | <4h |
| Response Rate | New Supplier |
Before ordering, confirm that the board design complies with IPC-6013 Class 3 and that all materials meet defense-grade thermal and mechanical requirements. Request detailed fabrication drawings showing flex bend radii, layer stack-up, and impedance control zones. Ensure that the supplier provides signed approval of the Gerber files and that revisions are version-controlled.
Lead time for prototypes is typically 10 to 15 working days; production runs may take 3 to 5 weeks. Incoterms are likely EXW or FOB Incheon Port, but payment terms such as 30% advance with balance against shipping documents should be negotiated. Confirm whether the supplier handles export licensing for defense-related items under South Korean regulations.
Perform incoming inspection using X-ray for voids in vias, microsectioning for layer adhesion, and automated optical inspection for trace continuity. Request a lot-specific test report for environmental stress screening and retain a sample from each shipment. Ensure all documentation includes a statement of conformity for military use and a declaration of restricted substances per MIL-STD-3009.
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Securing a reliable supply chain for Defense Rigid Flex Circuit Board Rfpcb is critical for maintaining your business operations. Jinsung Electronics Co., Ltd, a verified supplier located in South Korea (Republic Of Korea), provides high-quality Defense Rigid Flex Circui ready for international export. By connecting directly with this supplier, buyers can bypass intermediaries, negotiate custom wholesale pricing, and arrange bulk shipments. This product is a key offering within the PCB industry, catering to distributors, wholesalers, and importers worldwide.
Navigating the complexities of global sourcing is easier when you have direct access to the right manufacturers and exporters. When importing Defense Rigid Flex Circui from South Korea (Republic Of Korea), buyers can discuss shipping logistics, packaging requirements, and preferred payment terms directly with Jinsung Electronics Co., Ltd. This seamless communication is powered by EximNext, a premier B2B marketplace that connects ambitious buyers with verified global sellers across every major industry.
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When importing Defense Rigid Flex Circui from South Korea (Republic Of Korea), buyers should consider shipping terms (FOB, CIF, EXW), customs documentation requirements, and payment security. Contact the supplier to discuss the best logistics options for your destination country.
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