High-performance materials designed for precision engineering, aerospace, and advanced manufacturing.
Moscow stands as a formidable hub for heavy industry, aerospace engineering, and advanced precision manufacturing. In recent years, the transition towards high-efficiency automated CNC machining has created an unprecedented demand for specialized raw materials. Among these, C14700 Sulfur Copper has emerged as a cornerstone material for Russian factories. Known for its exceptional machinability rating (approximately 85% of free-cutting brass) and high electrical and thermal conductivity, C14700 is rapidly replacing traditional alloys in Moscow's cutting-edge industrial parks, such as Technopolis Moscow. The addition of sulfur creates copper sulfide inclusions in the microstructure, which act as chip breakers during machining. This prevents long, stringy chips that can foul automated machinery, thereby significantly reducing downtime and tool wear in Moscow's fast-paced manufacturing facilities.
With an 85% machinability index and superior electrical conductivity, C14700 Sulfur Copper drastically optimizes CNC automation, minimizing tool wear and maximizing production efficiency in harsh industrial environments.
The Russian market is currently undergoing a massive wave of import substitution and supply chain diversification. As Moscow-based enterprises seek reliable, high-quality, and cost-effective raw materials, the partnership between local Russian factories and top-tier global suppliers has never been more critical. The trend is shifting heavily towards localized stockpiling and just-in-time delivery systems. Furthermore, the push for green energy, electric vehicle (EV) infrastructure, and 5G telecommunications across the Russian Federation is acting as a catalyst for the copper alloy industry. C14700 Sulfur Copper, alongside Tellurium Copper and Oxygen-Free Copper, is at the forefront of this revolution. Factories in Moscow are upgrading their production lines to handle these advanced alloys, ensuring that components manufactured domestically meet the stringent international standards required for next-generation technological applications.
The localized application of C14700 Sulfur Copper in Moscow spans across several critical sectors. In the Aerospace and Defense sector, Russian engineers utilize this alloy to manufacture intricate electrical connectors, switches, and relay components that must perform flawlessly under extreme temperature variations. In the Smart Grid and Power Distribution networks being deployed across Moscow's metropolitan area, C14700 provides the necessary conductivity and mechanical strength to ensure stable electricity transmission during freezing winters. Additionally, the burgeoning Electric Vehicle (EV) Market in Russia heavily relies on sulfur copper for battery terminals, charging station contacts, and high-current connectors. Its unique combination of free-machining properties and high conductivity makes it an irreplaceable asset for Moscow's industrial modernization.
Established in 2017, Sichuan Kepai New Materials Co., Ltd. is a high-tech enterprise integrating research and development, production, and sales. While our roots are in China, our global reach extends deeply into international markets, including providing robust support for factories and companies in Moscow. Currently, our state-of-the-art factory covers an area of approximately 9,000 square meters, complemented by an office space of about 1,000 square meters. We primarily engage in the production of strategic emerging new materials, including special copper alloys such as tellurium copper, high-conductivity oxygen-free copper, silver copper, and dispersion copper. We also focus on the research and development of high-conductivity, easy-to-machine, high-strength copper alloys like C14700 Sulfur Copper. Our products are widely applied in high-tech fields such as new energy vehicles, 5G technology, laser cutting, and lithium battery relays, perfectly aligning with the industrial needs of the Moscow region.

Technological innovation is our core competitiveness. Our R&D team keeps pace with international trends, making breakthrough progress in high-performance tellurium copper, lead copper, and sulfur copper. These advancements meet the rigorous standards of Moscow's aerospace, EV, and precision machining industries.

Kepai's product line covers comprehensive solutions from basic materials to high-end customization. We provide pure copper, oxygen-free copper, sulfur copper, and chromium zirconium copper. These products significantly reduce production costs and enhance performance for our Russian clients.

Adhering to a global development strategy, we have established stable cooperative relationships with internationally renowned enterprises. We actively expand into overseas markets like Moscow, ensuring seamless supply chain integration and localized support for Russian factories.

We advocate "integrity, innovation, collaboration, and win-win." By emphasizing teamwork and talent cultivation, we create value that wins the trust of our global customers, bridging the gap between superior Chinese manufacturing and Moscow's industrial needs.
Located in the western area of the Sichuan Guanghan Industrial Development Zone, boasting superior geographical location and convenient transportation, Kepai adheres to "innovation-driven development, quality wins the market." We are committed to providing customers globally with the highest quality high-end copper alloy materials, promoting industrial upgrading and sustainable development.
Our advanced smelting and extrusion processes are designed to minimize environmental impact while maximizing material yield, aligning with global sustainability goals and ensuring stable supply for our international partners.
State-of-the-art facilities ensuring top-tier quality control for every batch of C14700 Sulfur Copper.

Smelting

Laying-off

Extrusion

Drawing

Straightening

Package

Eddy Current Conductance

Chemical Composition Test

Metallographic Polishing

Electro-hydraulic Testing

Electronic Universal Testing

Hardness Tester
Our commitment to excellence is certified globally, allowing us to seamlessly integrate with Moscow's supply chains.














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, contributing to the development of the new copper alloy materials industry in China, Moscow, and globally. We look forward to working hand in hand with friends from all walks of life to create a brilliant future together!