Explore our premium selection of engineered copper alloys designed for optimal electrical conductivity, thermal performance, and mechanical durability.
Engineered for superior electrical conductivity and exceptional machining capabilities.
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Top-tier alloy combining high conductivity with precision manufacturing suitability.
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Providing outstanding friction reduction and extreme wear resistance for heavy-duty loads.
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Ultra-pure conductive solutions tailored for electronics and vacuum applications.
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Offering maximum mechanical strength and high resilience for critical spring applications.
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Manufactured to rigorous international standards for aerospace and defense needs.
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Tin-phosphorus bronze delivering exceptional elasticity and corrosion protection.
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Nickel-silicon precipitation-hardened copper engineered for thermal and electrical stability.
View DetailsBridging metallurgical excellence with advanced technical manufacturing for global industrial partners.
Year of Establishment
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Established in May 2017, Sichuan Kepai New Materials Co., Ltd. is a recognized high-tech enterprise specializing in the R&D, custom production, and global supply of high-conductivity, high-strength free-cutting tellurium copper and specialized copper alloy ingots. Our comprehensive production ecosystem spans 29,000 square meters, integrating cutting-edge smelting, precision casting, and strict quality verification protocols that adhere to ISO9001, ISO14001, and OHSAS 45001 international management systems.
Operating out of China’s robust industrial corridors, Kepai leverages integrated supply chain efficiencies, advanced continuous casting technology, and proprietary metallurgy techniques. Unlike standard suppliers, our engineering team focuses on maximizing information gain and material optimization—delivering custom copper ingots that resolve traditional trade-offs between electrical conductivity and mechanical machinability.
Discover our comprehensive inventory of customized alloy formats, designed for diverse industrial applications worldwide.
Optimizing production efficiency with free-cutting sulfur-copper alloy formulations.
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High thermal conductivity combined with exceptional fatigue resistance.
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Enhanced machinability and high performance for precision components.
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Designed for high-stress electrical switches and heavy-duty contact parts.
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Delivering superior thermal dissipation and flawless surface finish.
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Essential for resistance welding electrodes and high-temperature electrical components.
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Phosphor bronze engineered for complex gear mechanisms and sliding parts.
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Advanced solutions for high-speed automated machining operations.
View DetailsUnderstanding the shifting demands of modern engineering and how specialized copper ingots drive next-generation innovation.
With the rapid expansion of EV infrastructure, demand for oxygen-free tellurium copper and high-conductivity terminal connectors has surged. Our custom ingots ensure minimal energy loss and superior thermal management in high-voltage battery systems.
Miniaturization in electronics requires materials that maintain spring force and electrical integrity under thermal stress. Our beryllium and phosphor copper alloys provide the exact elasticity and reliability required by global OEMs.
Operating in extreme environments demands corrosion-resistant and high-strength alloys. Kepai's specialized bronze and copper ingots offer robust defense against seawater fouling and extreme mechanical load factors.
International procurement managers face constant challenges regarding material purity, lot-to-lot consistency, and strict environmental compliance (RoHS, REACH). At Kepai, our macro-industry solutions address these pain points directly through:
Expert insights into copper ingot manufacturing, alloy selection, and international logistics.
Our custom copper ingots (such as C14500 Tellurium Copper and C14700 Sulfur Copper) incorporate controlled micro-additions that form finely dispersed particles. This significantly improves chip breaking during automated machining while preserving over 85% IACS electrical conductivity.
Yes. Supported by our independent R&D laboratory and pilot smelting facilities, we routinely collaborate with global engineering teams to develop proprietary copper alloy formulations tailored to unique mechanical or thermal parameters.
Our operations are fully certified under ISO9001:2015 (Quality Management), ISO14001:2015 (Environmental Management), and OHSAS 45001:2018 (Occupational Health and Safety), ensuring full compliance with global export standards.
Standard production runs typically require 15 to 25 days depending on alloy specification and order volume. We maintain robust global logistics partnerships to ensure secure sea and air freight delivery worldwide.
Kepai New Material