Pure copper Supplier & Exporter in the London market

Engineered High-Conductivity Copper Alloys & Precision Logistics for Advanced UK Industries

About Us

Sichuan Kepai New Material Co., Ltd. is a high-tech pioneer established in 2017. As an industry-leading manufacturer, we specialize in the independent research, development, production, and global supply of advanced copper alloys. Our manufacturing facility spans approximately 9,000 square meters, supported by an advanced 1,000-square-meter technology and administration office space.

In accordance with national strategic development initiatives for emerging materials, Kepai focuses on delivering exceptional copper alloys including tellurium copper, high-conductivity oxygen-free copper, silver copper, and dispersion-strengthened copper. We represent the pinnacle of innovation, producing materials essential for EV infrastructures, 5G signal networks, aerospace technologies, precise plasma cutting systems, and high-capacity lithium battery relays.

Connect with Our Engineers
Sichuan Kepai Production Facility High Quality Copper Alloys Processing Quality Management System Control Export Logistics Process

Sustainable Development

Strategically located within the western region of the Sichuan Guanghan Industrial Development Zone beside National Highway 108. Our geographical positioning allows for rapid intermodal transport, forming a solid logistic framework that powers our domestic and international supply capabilities. Since 2017, Kepai has operated on the philosophy of 'Innovation-Driven Development, Quality Wins the Market', dedicated to delivering reliable, environmentally sustainable copper solutions for international upgrades.

2017
Established Year
9,000 m²
Factory Footprint
1,000 m²
R&D Office Space

London's Industrial Landscape & The Surging Demand for High-Purity Copper

London has evolved beyond its status as a financial capital into a dominant technology hub, pioneering high-speed transportation, smart power grids, EV charging points, and hyperscale data centers. This infrastructure boom relies heavily on the physical properties of pure copper. The London Plan for Sustainable Development demands massive efficiency gains in high-voltage distribution networks, renewable integration, and high-frequency communication channels.

High-purity oxygen-free copper (OFE/OFHC) and advanced copper alloys (such as tellurium copper and chromium-zirconium-copper) are critical to this transition. From the expanding electric fleet charging grids near Heathrow and Gatwick to the signaling networks running through the London Underground, reliable raw materials with optimized electrical conductivity (exceeding 100% IACS) are essential. As local engineering standards tighten under UKCA and European REACH directives, procurement teams in London demand traceable, high-performance copper grades directly from verified global exporters.

Copper Grade (UNS) Min. Copper Purity (%) Electrical Conductivity (IACS) Primary London Market Application
C10100 (OFE) 99.99% 101% - 102% Cryogenic engineering, semiconductor tooling, vacuum electronics
C11000 (ETP) 99.90% 100% - 101% Busbars, transformer windings, architectural cladding
C14500 (TeCu) 99.50% (Te: 0.4-0.7%) 93% - 98% Precision CNC machined parts, plasma cutting nozzles, EV connectors
C18150 (CrZrCu) Balance (Cr: 0.5-1.5%, Zr: 0.05-0.25%) 80% - 85% Industrial spot resistance welding electrodes, continuous casting molds

Company Strength & Technical Capabilities

Sichuan Kepai New Material Co., Ltd. stands out through engineering precision, quality assurance protocols, and global distribution logistics.

1. Technical Strength

Technological innovation is the core competitiveness of Sichuan Kepai New Materials Co., Ltd. The company has a research and development and production team composed of senior industry experts who keep pace with international cutting-edge technology trends and continuously explore the unknown boundaries in the field of new copper alloy materials.

Through a combination of independent research and development and industry-university-research collaboration, Kepai has made breakthrough progress in several areas, including high-performance tellurium copper, lead copper, and sulfur copper. Many of its technological achievements have reached international advanced levels and have been successfully applied in various industries such as new energy vehicles, precision machining parts, plasma cutting, relays, and energy storage, earning widespread recognition and praise in the market.

Advanced Copper Alloys Research Laboratory Oxygen Free Copper Production Lines

2. Product System

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, high-quality high-end copper alloy products, including but not limited to pure copper, oxygen-free copper, oxygen-free high-conductivity tellurium copper, nickel tellurium copper, tin bronze, beryllium copper, lead bronze, sulfur copper, and chromium zirconium copper.

These products play an important role in reducing production costs and enhancing product performance due to their excellent physical and chemical properties and environmental friendliness, creating significant economic and social benefits for customers.

Custom Copper Alloy Product Selection Tellurium Copper Rods Stock

3. Market Layout

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 market layout and improving the sales network, we have established a stable customer base in multiple provinces and cities across the country and have formed long-term cooperative relationships with several internationally renowned enterprises.

At the same time, the company actively expands into overseas markets, participates in international competition and cooperation, and strives to promote Kepai's brand influence on the global stage, supporting infrastructure developments throughout Europe, especially in the United Kingdom and the London industrial basin.

Global Supply Chain Networks Map Industrial Metal Exporters Logistics

4. Corporate Culture

We understand that the long-term development of an enterprise is inseparable from an excellent corporate culture. We advocate the corporate spirit of "integrity, innovation, collaboration, and win-win," encouraging employees to explore boldly and innovate courageously, while also emphasizing teamwork and talent cultivation, striving to create a harmonious, open, and inclusive work atmosphere.

We believe that only by continuously pursuing excellence and creating value can we win the trust of customers and the respect of society, driving the transition towards a modern, decarbonized copper supply chain.

Team Collaboration Research Development Quality Inspection Center Operations

Sichuan Kepai's China Supply Chain: Unlocking Cost-Efficiency & Delivery Resilience for London Markets

In the copper alloy industry, supply chain reliability is just as critical as metallurgical purity. Sichuan Kepai leverages southwest China's abundant raw mineral supplies and advanced industrial energy systems to provide cost structures that cannot be matched within Europe. The Chengdu-Europe Railway Express (Yuxinou Railway) connects Sichuan directly to terminal cargo ports near London, including the London Gateway and Tilbury, reducing transit times to 15–18 days.

By controlling every step of the supply chain—from initial casting and vacuum induction melting to extrusion, drawing, and final eddy current non-destructive testing—Kepai maintains a stable production cycle unaffected by local European material shortages. Our integrated manufacturing process delivers a continuous supply of highly pure copper alloys, mitigating risks for Tier 1 contractors and infrastructure engineers across the UK.

Global Standards & Industry Certificates

Our materials conform to EN, ASTM, BS, and DIN standards. We hold international quality, environmental management, and structural safety certificates, assuring compliance with European and UK regulatory requirements.

ISO Quality Management System Standard Certification
Environmental Management System ISO 14001
Occupational Health and Safety Certificate
RoHS Verification Testing Report
REACH Compliance Registration Proof
UKCA Conformity Declaration Certificate
Kepai Quality Inspection Certification Document 7 Kepai Material Test Certificate 8 Kepai Metallurgy Lab Certification Document 9 Kepai SGS Compliance Certificate 10 Kepai Material Safety Certificate 11 Kepai Quality Certificate 12 Kepai Material Test Certificate 13 Kepai Industry Standard Certificate 14

Our Advanced Manufacturing & Quality Control Equipment

Ensuring stable mechanical properties and high electrical performance requires advanced machinery. Below is our processing line and quality analysis laboratory equipment.

Copper Smelting Line

Vacuum Induction Smelting

Laying off process

Precision Laying-off Line

Extrusion Process

Hot Extrusion Pressing

Drawing Process

Precision Wire Drawing

Straightening process

Hydraulic Straightening Machine

Packaging Line

Anti-Oxidation Sealing Package

Eddy Current Tester

Eddy Current Conductance Instrument

Chemical Test Room

Chemical Composition Analysis Room

Polishing Machine

Metallographic Sample Polisher

Universal Testing Machine

Electro-Hydraulic Servo Testing Machine

Electronic universal testing machine

LCD Electronic Universal Tester

Hardness Tester

High-Accuracy Hardness Tester

Technological Roadmap: The Future of High-Conductivity Copper Alloys

Modern engineering calls for copper materials that withstand high thermal loads and corrosive environments without sacrificing electrical conductivity. The standard roadmap focuses on three main developments:

  1. Micro-Alloy Customization (Tellurium & Silver Copper): By introducing trace elements under vacuum conditions, we enhance machinability and heat resistance without compromising electrical conductivity, ideal for automated CNC lines in Greater London.
  2. Dispersion-Strengthened Copper (Al2O3-strengthened): Integrating sub-micron alumina particles into the copper matrix increases mechanical strength and prevents recrystallization under high operating temperatures, vital for resistance welding electrodes.
  3. Additive Manufacturing (3D Printing Copper): Developing specialized copper gas-atomized powders with low oxygen content enables the direct 3D printing of complex induction coils and heat exchangers, shortening design cycles for aerospace companies in the UK.

Frequently Asked Questions (FAQ)

Get quick answers to common questions about sourcing copper alloys for London's industrial and engineering projects.

1. What makes oxygen-free copper (OFC) different from standard Electrolytic Tough Pitch (ETP) copper?
Oxygen-free copper (such as C10100 or C10200) is refined in a vacuum environment to reduce oxygen levels to under 0.001%. This prevents hydrogen embrittlement when heated, making it ideal for high-vacuum electronics, semiconductor components, and precision scientific instruments in London.
2. How do you ensure UKCA, REACH, and RoHS compliance for imports into London?
All copper products shipped by Sichuan Kepai undergo SGS or certified third-party testing. We provide Mill Test Certificates (MTC) with every delivery, verifying compliance with RoHS limits, REACH SVHC declarations, and the technical guidelines required for UKCA marking.
3. What is the standard lead time and logistics route from your factory to the UK?
Standard production cycles range from 7 to 15 days depending on specification and order size. For transport, we offer fast air freight directly to London Heathrow (LHR) for urgent components, or sea freight via the Chengdu-Europe Railway directly to key UK ports within 18–25 days.
4. Why is Tellurium Copper (C14500) preferred for high-speed CNC machining?
C14500 contains trace tellurium (0.4% to 0.7%), which forms fine dispersoids that act as chip breakers during machining. This increases the machinability rating to 85% (compared to 20% for standard copper), extending tool life and speeding up production for London engineering workshops while maintaining over 93% IACS conductivity.

Get Started Today

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 and globally. We look forward to working hand in hand with friends from all walks of life to create a brilliant future together!