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Engineered for maximum electrical conductivity, thermal efficiency, and industrial reliability.
In the rapidly evolving landscape of modern electronics, power distribution, and renewable energy, the demand for high-purity conductive materials has reached unprecedented heights. An Oxygen Free Copper Plate (OFC), specifically tailored for electrical components, represents the pinnacle of metallurgical engineering. With a purity level exceeding 99.99% and an oxygen content strictly controlled below 0.001%, these plates eliminate the risk of hydrogen embrittlement—a critical factor when components are subjected to high thermal stress and vacuum environments.
Commercially, the global shift towards green energy and automation has exponentially increased the reliance on OFC. Standard electrolytic tough pitch (ETP) copper is no longer sufficient for cutting-edge applications. High-frequency electronics, advanced semiconductor packaging, and hyper-scale data centers require materials that offer an electrical conductivity of at least 101% IACS (International Annealed Copper Standard). The industrial status of the Oxygen Free Copper Plate has transitioned from a niche specialty metal to an indispensable foundational material driving the Fourth Industrial Revolution.
Supply chain dynamics currently highlight a massive surge in demand for precisely milled, flat, and stress-relieved OFC plates. Manufacturers are investing heavily in advanced smelting and continuous casting technologies to ensure that the micro-structure of the copper remains flawless, allowing for seamless integration into complex electrical architectures without signal loss or thermal bottlenecks.
The automotive industry's electrification heavily relies on the Oxygen Free Copper Plate. Within EV battery packs, OFC plates are laser-welded to create high-current interconnects and busbars. Because EVs operate under extreme power loads, any electrical resistance generates heat, which degrades battery life. OFC's supreme thermal and electrical conductivity ensures efficient power transfer from the battery cells to the inverter and electric motor. Furthermore, EV fast-charging stations utilize thick OFC plates in their contactors and high-voltage relays to handle rapid DC surges safely.
In telecommunications, signal integrity is paramount. Oxygen Free Copper Plates are extensively used to manufacture microwave tubes, coaxial cable connectors, and printed circuit board (PCB) heat sinks. At ultra-high frequencies, the "skin effect" causes electrical current to flow primarily on the surface of the conductor. Any oxide inclusions or impurities in standard copper cause signal attenuation. OFC provides a pristine, uniform atomic structure that guarantees flawless microwave and radio frequency (RF) transmission, making it essential for the rollout of global 5G and upcoming 6G networks.
As Artificial Intelligence pushes processors to their thermal limits, efficient heat dissipation is critical. Oxygen Free Copper Plates serve as the base material for high-end vapor chambers and liquid cooling blocks in AI data centers. Because OFC possesses a thermal conductivity of nearly 400 W/(m·K) and contains no volatile impurities, it can operate in ultra-high vacuum environments required by quantum computers without outgassing, ensuring stable cryogenic temperatures for qubits.
In aerospace, weight and reliability are non-negotiable. OFC plates are machined into highly precise components for radar systems, satellite communication arrays, and avionics. In macro-scale power grids, specifically High-Voltage Direct Current (HVDC) transmission, massive OFC plates are utilized in thyristor valves and transformer switchgears to minimize energy loss over hundreds of miles of power distribution.
The production and application of the Oxygen Free Copper Plate for Electrical Components are undergoing a technological renaissance. One of the most prominent trends is the integration of Artificial Intelligence (AI) and Machine Learning in the smelting and continuous casting processes. AI algorithms now monitor real-time spectrographic data during the melting phase, adjusting induction furnace parameters instantly to ensure absolute zero oxygen penetration and perfect crystalline alignment.
Another major trend is the development of micro-alloyed Oxygen Free Copper. Industries are demanding plates that not only offer 101% IACS conductivity but also possess higher tensile strength to withstand mechanical vibrations in robotics and aerospace. By adding trace amounts of elements like Silver (Ag) or Tellurium (Te) to the OFC base, metallurgists are creating high-performance conductive materials that resist softening at elevated temperatures while maintaining exceptional machinability.
Sustainability and closed-loop recycling are also shaping the future. With global copper resources under pressure, advanced electrolytic refining technologies are being deployed to recycle end-of-life electrical components back into ultra-high purity Oxygen Free Copper Plates, reducing the carbon footprint of production by up to 70% without compromising the material's electrical properties.
Sichuan Kepai New Materials Co., Ltd., established in 2017, is a high-tech enterprise integrating research and development, production, and sales. Currently, the factory covers an area of approximately 9,000 square meters, with an office space of about 1,000 square meters. The company primarily engages in the production of strategic emerging new materials for the national 13th Five-Year Plan, including special copper alloys such as tellurium copper, high-conductivity oxygen-free copper plates for electrical components, silver copper, and dispersion copper.
We also focus on the research and development of high-conductivity, easy-to-machine, high-strength copper alloys. Our premium Oxygen Free Copper Plates and related products are mainly applied in high-tech fields such as new energy vehicles, 5G technology, laser cutting, and lithium battery relays.
The company is located in the western area of the Sichuan Guanghan Industrial Development Zone, adjacent to National Highway 108, boasting a superior geographical location and convenient transportation, which lays a solid foundation for the rapid development of the enterprise. Since its establishment, Kepai has adhered to the business philosophy of "innovation-driven development, quality wins the market," committed to providing customers with the highest quality Oxygen Free Copper Plate materials for electrical components, and promoting industrial upgrading and sustainable development.
Technological innovation is the core competitiveness of Sichuan Kepai New Materials Co., Ltd. The company has an R&D and production team composed of senior industry experts who keep pace with international cutting-edge technology trends. Through independent R&D and industry-university-research collaboration, Kepai has made breakthrough progress in high-performance Oxygen Free Copper Plates, tellurium copper, and sulfur copper, successfully applied in new energy vehicles, precision machining, and energy storage.
Kepai's product line is rich and diverse, covering a comprehensive range of solutions from basic materials to high-end customization. We focus on providing customers with high-performance copper alloy products, including pure copper, Oxygen-Free Copper Plates for electrical components, high-conductivity tellurium copper, and beryllium copper. These products play an important role in reducing production costs and enhancing product performance.
In the face of global market competition, Sichuan Kepai New Materials adheres to the development strategy of "rooted in Sichuan, radiating nationwide, and moving towards the world." By continuously optimizing our market layout for OFC plates and improving the sales network, we have established long-term cooperative relationships with internationally renowned enterprises and actively expand into overseas markets.
We understand that long-term development is inseparable from excellent corporate culture. We advocate "integrity, innovation, collaboration, and win-win," encouraging employees to explore boldly in the field of electrical component materials. Emphasizing teamwork and talent cultivation, we strive to create a harmonious work atmosphere, continuously pursuing excellence to win customer trust.
State-of-the-art machinery ensuring the ultimate purity and precision of our Oxygen Free Copper Plates.
Smelting
Laying-off
Extrusion
Drawing
Straightening
Package
Eddy Current Conductance Instrument
Chemical Composition Test Room
Metallographic Polishing Machine
Electro-hydraulic Universal Testing Machine
LCD Electronic Universal Testing Machine
Hardness Tester
Looking ahead, Sichuan Kepai New Materials Co., Ltd. will continue to uphold its original intention, with even greater enthusiasm and determination, to engage in research and application in the field of new materials like the Oxygen Free Copper Plate for Electrical Components. We are contributing to the development of the new copper alloy materials industry in China and globally. We look forward to working hand in hand with friends from all walks of life to create a brilliant future together!
Explore our full range of high-performance conductive copper solutions tailored for diverse industrial needs.
