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Precision-engineered braided copper wire solutions designed for flexible circuit board applications โ delivering superior conductivity, mechanical flexibility, and long-term reliability across demanding industrial environments.
Braided copper wire is a conductor formed by interweaving multiple fine copper strands in a precise geometric pattern โ typically a flat or tubular braid structure. Unlike solid copper conductors, the braided architecture distributes mechanical stress across hundreds of individual micro-strands, enabling exceptional flexibility without compromising electrical performance.
In the context of flexible circuit board (FPC) components, braided copper wire serves as the critical interconnect element between rigid PCB sections, battery packs, sensor modules, and actuator systems. Its unique combination of low electrical resistance, high current-carrying capacity, and outstanding bending endurance makes it the material of choice wherever circuits must flex, vibrate, or articulate in service.
Engineered braid geometry sustains millions of flex cycles, ideal for dynamic FPC applications.
99.9% pure copper ensures minimal resistive loss and stable signal transmission.
Continuous copper lattice suppresses electromagnetic interference in compact PCB layouts.
Reliable performance from cryogenic to elevated temperatures across industrial cycles.
Advanced 8โ512 spindle braiding machines ensure consistent pitch and coverage density.
Fully customizable width, thickness, strand count, and surface finish to exact FPC specs.
The global flexible circuit board market is experiencing unprecedented growth, and braided copper wire sits at the heart of this transformation โ enabling thinner, lighter, and more capable electronic assemblies across every major industry.
The global flexible printed circuit market is projected to exceed USD 35 billion by 2030, growing at a CAGR of over 12%. Braided copper wire demand is scaling proportionally, driven by miniaturization trends in consumer electronics, wearables, and medical devices. China remains the world's largest producer and exporter of precision braided copper conductors, with Zhejiang province as a key manufacturing hub.
The rapid expansion of electric vehicles (EVs) and energy storage systems (ESS) is creating massive demand for high-current flexible copper braided interconnects. Battery management systems, power distribution modules, and motor controllers in EVs require braided copper wire that can handle hundreds of amperes while surviving constant vibration and thermal cycling โ precisely the performance profile that advanced FPC braided wire delivers.
Industry 4.0 and collaborative robotics are driving demand for flexible circuit interconnects that can endure millions of articulation cycles. Braided copper wire enables robot joint wiring harnesses, servo motor feedback cables, and sensor networks that must flex continuously without fatigue failure. The shift toward lighter, more agile industrial robots amplifies the need for FPC-grade braided copper solutions.
The global 5G infrastructure rollout demands high-frequency signal integrity and superior EMI shielding. Braided copper wire provides the continuous ground plane and shielding coverage necessary for mmWave antenna arrays, base station RF modules, and high-speed data transmission systems. Its low skin-effect resistance at GHz frequencies makes it superior to alternative shielding materials.
Implantable devices, diagnostic equipment, and wearable health monitors demand ultra-fine braided copper conductors with biocompatible coatings. The medical electronics segment is one of the fastest-growing end markets, requiring sub-millimeter braided wire with exceptional consistency, traceability, and regulatory compliance โ areas where ISO-certified manufacturers like Xingma excel.
Aerospace-grade FPC assemblies demand braided copper wire that performs flawlessly across extreme temperature ranges, high-vibration environments, and vacuum conditions. Satellites, avionics systems, and unmanned aerial vehicles increasingly rely on lightweight flexible circuit assemblies where braided copper interconnects replace heavier traditional wiring harnesses, reducing system mass by up to 70%.
In electric vehicle battery packs, braided copper flat wire serves as the primary cell-to-cell and module-to-module interconnect. Operating at voltages up to 800V and currents exceeding 500A, these flexible busbars must absorb thermal expansion differentials between cells, resist vibration fatigue over 300,000+ km vehicle lifetimes, and maintain contact resistance below 0.1 mฮฉ. Custom rectangular braided copper busbars from Xingma are engineered to meet these exacting requirements with tailored strand counts, widths, and surface plating specifications.
Modern flexible printed circuits are manufactured on polyimide or polyester substrates, with braided copper wire serving as the primary conductor layer. In roll-to-roll manufacturing processes, fine braided copper strips are laminated or bonded to flexible substrates to create multi-layer FPC assemblies for smartphones, tablets, foldable displays, and IoT sensors. The pitch precision and surface smoothness of the braided copper wire directly determines fine-line resolution and yield rates in FPC fabrication.
CNC machine tools, servo drives, and linear motion systems use braided copper wire in their cable carrier (energy chain) assemblies. These applications demand wire that can endure continuous flexing at speeds up to 10 m/s and accelerations exceeding 50 m/sยฒ, often for over 20 million cycles. Tinned copper braided flat wire with optimized strand lay angles provides the fatigue resistance and consistent impedance required for reliable servo feedback and power delivery in high-cycle automation environments.
The emergence of foldable smartphones, rollable displays, and wearable computers has created a new frontier for ultra-thin braided copper FPC interconnects. These applications require wire with cross-sections below 0.1 mmยฒ and bend radii under 2 mm, while maintaining signal integrity at data rates exceeding 10 Gbps. Xingma's precision braiding technology, utilizing fine copper strands as small as 0.03 mm in diameter, enables the development of next-generation foldable device interconnects.
ISO 9001 quality system and ISO 14001 environmental management certifications ensure every batch of braided copper wire meets international standards for dimensional accuracy, conductivity, and surface finish.
State-of-the-art braiding machines with 8 to 512 spindles, precision wire drawing equipment, and automated annealing furnaces enable consistent production of braided copper wire from ultra-fine to heavy-gauge specifications.
From strand diameter and braid angle to overall dimensions, surface plating (bare, tinned, silver, nickel), and termination styles โ every parameter is customizable to your exact flexible circuit board design requirements.
Located in Liushi โ China's electrical appliance capital โ Xingma exports braided copper wire and FPC components to customers across Europe, North America, Southeast Asia, and beyond, with reliable logistics and documentation support.
In-house testing with microscope hardness testers, conductivity analyzers, and mechanical flex-cycle test rigs ensures every shipment of braided copper wire for flexible circuit boards meets or exceeds customer specifications.
Member of the Zhejiang Cable Accessories Industry Association and China Forging Association. Recognized as a Star Enterprise and Excellent Production Enterprise โ validating our commitment to manufacturing excellence.
Zhejiang Xingma Co., Ltd. was established in 2019 and is located in Liushi, the capital of electrical appliances in China. We are an enterprise mainly engaged in metal products, wire and cable processing and sales, and import/export of goods and technology.
The company revolves around the construction of a modern enterprise mechanism and mass production of mechanical automation. Our leading products include copper wire, copper braided wire, copper stranded wire, soft copper stranded wire, brush wire, carbon brush wire, soft connection series products, and metal stamping parts โ best-selling at home and abroad, deeply trusted and welcomed by customers globally.
With over 5 years of focused experience in braided copper wire manufacturing, Xingma has built a reputation for delivering precision FPC-grade conductors that meet the most demanding specifications in automotive, electronics, energy, and industrial applications.
Zhejiang Xingma Copper Industry Co., Ltd. operates a factory with a construction area of more than 10,000 square meters and more than 100 skilled employees. Our facility houses more than 300 domestic top-level manufacturing machines.
Dingtian wire drawing machines, Fuchuan beam machines, pipe twisting machines, braiding machines, annealing furnaces, middle drawing machines, automatic cutting machines, welding machines, air dryers, microscope hardness testers, automatic punching machines, 160-ton punching machines, wire dividing machines, flattening machines, large polishing machines, stamping parts cleaning machines, bench drills, and packing machines.
This comprehensive equipment lineup enables Xingma to produce braided copper wire for flexible circuit board components with an annual production capacity exceeding 2,000 tons โ supporting both high-volume OEM orders and precision custom development projects.
The company abides by the Universal Declaration of Human Rights and major United Nations conventions, respects human and labor rights, opposes discrimination and harassment, and is brave and determined to achieve and surpass itself. Relying on the manufacturing industry and taking scientific and technological innovation as the concept, we vigorously expand related industries and gradually develop and expand.
ISO 14001 environmental management certification reflects our commitment to responsible copper processing, waste reduction, and sustainable supply chain practices for the global electronics industry.
Continuous investment in braiding technology, alloy development, and surface treatment processes ensures Xingma remains at the forefront of flexible circuit board conductor innovation.
We work as a development partner, not just a supplier โ collaborating with engineers from concept through production to optimize braided copper wire specifications for each unique FPC application.
Explore our comprehensive catalogue of braided copper wire products โ engineered for flexible circuit board applications across automotive, energy, communications, and industrial sectors.
Your trusted partner for precision braided copper wire and flexible circuit board components. Established 2019 ยท Liushi, Zhejiang, China ยท ISO 9001 & ISO 14001 Certified
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