Direct supply paths for heavy industrial, electrical transmission, and precision engineering installations across Chile.
Chile is globally recognized as the leading copper-producing nation, anchored by massive mining complexes in regions like Antofagasta, Atacama, and Tarapacá. However, extraction and refining operations require advanced machinery components that can endure extreme stress. This is where Beryllium Cobalt Copper (C17500) and Beryllium Nickel Copper (C17510) alloys play a key role.
These specialized alloys offer a unique combination of high electrical and thermal conductivity paired with substantial tensile strength and hardness. In the high-altitude, dusty, and corrosive conditions of the Atacama Desert, standard copper alloys can quickly wear down or fail under thermal stress. C17500 alloys are highly resistant to thermal fatigue and maintain their structural integrity at elevated temperatures, making them suitable for heavy-duty contact blocks, welding electrodes, and mechanical components in copper smelting and hydrometallurgical refining plants.
In modern heavy industry, standard copper grades like C11000 often lack the structural strength needed for heavy mechanical stress. Conversely, high-strength steels do not provide sufficient electrical and thermal conductivity. Beryllium Cobalt Copper alloys bridge this gap, offering a balanced solution of mechanical strength and conductivity for challenging industrial applications.
Understanding the balance of conductivity, hardness, and thermal tolerance in C17500 and C17510 alloys.
| Alloy Designation | Cobalt (Co) / Nickel (Ni) % | Beryllium (Be) % | Electrical Conductivity (% IACS) | Thermal Conductivity (W/m·K) | Tensile Strength (MPa) | Hardness (HRB) |
|---|---|---|---|---|---|---|
| C17500 (Beryllium Cobalt Copper) | 2.40 - 2.70% (Co) | 0.40 - 0.70% | 45 - 60 | 200 - 240 | 680 - 960 | 90 - 100 |
| C17510 (Beryllium Nickel Copper) | 1.40 - 2.20% (Ni) | 0.20 - 0.60% | 48 - 60 | 210 - 250 | 680 - 960 | 92 - 102 |
| C18150 (Chromium Zirconium Copper) | 0.5 - 1.5% (Cr) | 0.05 - 0.25% (Zr) | - | 75 - 80 | 320 | 500 - 650 | 70 - 85 |
C17500 and C17510 copper alloys obtain their mechanical properties through precipitation hardening (age hardening). After solution heat treatment, sub-microscopic particles of cobalt beryllide (or nickel beryllide) form within the copper matrix. This structure blocks dislocations, substantially increasing yield strength while maintaining high electrical conductivity.
In continuous casting operations, plastic molding dies, and welding fixtures, rapid heat removal is critical. The thermal conductivity of C17500 is roughly double that of C17200, allowing it to dissipate heat quickly, lower thermal stresses, and prevent heat-induced deformation in casting operations.
Providing high-performance copper alloys with consistent quality and reliable delivery to global industrial markets.
Sichuan Kepai New Materials Co., Ltd., established in 2017, operates a specialized facility dedicated to the production of high-performance copper alloys. With a 9,000-square-meter manufacturing plant and a 1,000-square-meter administrative center, we combine research, development, production, and quality assurance under one roof.
Our facility is equipped with automated smelting, horizontal continuous casting, extrusion, cold drawing, and finishing lines. In alignment with Industry 4.0 standards, we integrate real-time quality control checks throughout the production cycle, utilizing eddy current testing and metallographic analysis to verify the structural integrity of every batch before shipment.
For Chilean buyers, our direct-from-mill supply model helps reduce intermediary costs. By maintaining large reserves of raw materials and optimizing our extrusion and drawing processes, we provide reliable lead times and consistent product quality to South American industrial clients.
Where high-performance Beryllium Cobalt Copper and copper alloys are deployed in Chilean infrastructure.
Used for continuous casting mold liners, cooling plates, and electrode holders in steel and copper metallurgical furnaces.
Serves as resistance welding tips, contact jaws, and projection welding dies in automotive, mining, and metal fabrication workshops.
Applied in high-voltage switchgear, heavy-duty relay contacts, and power connectors for solar farms and electrical grids.
Our plant integrates advanced processing machinery and testing instrumentation to ensure precise material tolerances and physical properties.
Advanced Induction Smelting
Precision Laying-Off Line
Heavy-Duty Extrusion Unit
High-Precision Cold Drawing
Automatic Straightening Line
Export Standard Packaging
Eddy Current Conductance Tester
Chemical Composition Test Lab
Metallographic Sample Polisher
Electro-Hydraulic Servo Tester
Electronic Tensile Testing Machine
Micro Vickers Hardness Tester
Explore our full range of copper alloys, from high-conductivity pure grades to robust, wear-resistant options for structural applications.
Technical guidance and logistics information for engineering and procurement professionals in the Chilean market.
Partner with Sichuan Kepai for reliable supply, consistent metallurgical quality, and direct-from-mill pricing for your operations in Chile.
Kepai