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High Performance Oxygen-Free Copper from China Suppliers | Factory Direct Quality Copper Products

Oxygen-free Copper, known in English as oxygen-free copper, is a highly pure form of copper that contains no oxygen and no residues of any deoxidizer. In practical production, due to processing limitations, trace amounts of oxygen and some impurities may still be present. According to industry standards, the oxygen content in oxygen-free copper must not exceed 0.003%, while the total impurity level should remain below 0.05%. The purity of this copper must exceed 99.95%, Oxygen-free copper is categorized into two types based on its oxygen and impurity levels: No. 1 (C10100) and No. 2 (C10200). Type No. 1 boasts an impressive purity of 99.97%, with the oxygen content and total impurities not exceeding 0.003% and 0.03%, respectively. Meanwhile, Type No. 2 maintains a purity of 99.95%, with permissible oxygen content and total impurity levels not exceeding 0.005% and 0.05%, respectively, As a leading oxygen-free copper supplier in China, our factory ensures the highest quality and standards in our manufacturing processes. When you choose our oxygen-free copper products, you can trust that you are receiving materials of exceptional purity and reliability

    Uses of Oxygen-Free Copper

    Oxygen-free copper has been widely used in many fields due to its excellent performance.

    Electronics Industry

    Often made into plates, strips, wires, and other materials to manufacture wires, cables, batteries, motors, tachronic tubes, microwave tubes, and transistor components. High electrical conductivity ensures efficiency and reliability.

    Heat Dissipation & Exchange

    Its excellent thermal conductivity makes it widely utilized in radiators, heat exchangers, and other systems requiring efficient heat conduction.

    Pipe Materials

    Highly favored for water supply, gas supply, and heating pipe systems due to its high strength and superior corrosion resistance.

    High-Temp & High-Pressure Equipment

    Its exceptional stability and high strength make it an ideal material for manufacturing high-temperature and high-pressure equipment in the chemical industry.

    Instrument & Meter Components

    Used in manufacturing electric vacuum instruments, meter components, coaxial tubes for liquefied petroleum gas service pipes, and medical gas oxygen tubes.

    Advantages of Oxygen-Free Copper

    The reason why oxygen-free copper can be widely used in multiple fields mainly lies in the following advantages:

    High Electrical Conductivity

    Features extremely high electrical conductivity, reaching 100% IACS (International Annealed Copper Standard), giving it a significant advantage in wires and cables.

    Corrosion Resistance

    Offers strong corrosion resistance. In salt spray tests, its corrosion resistance is three times stronger than that of ordinary copper, ensuring a longer service life in harsh environments like submarine cables.

    High Strength

    Features high strength and excellent processing performance. It is capable of withstanding significant mechanical stress, making it ideal for structural and connecting components.

    Excellent Thermal Conductivity

    Provides outstanding thermal conductivity. When utilized in heat sinks, the thermal conductivity efficiency can be increased by 25% compared to standard materials.

    Properties and applications of copper alloys

    Frequently Asked Questions

    Q: What is the primary standard for the electrical conductivity of oxygen-free copper?

    Oxygen-free copper has an extremely high electrical conductivity, reaching 100% IACS (International Annealed Copper Standard), which makes it highly efficient for power transmission.

    Q: How does the corrosion resistance of oxygen-free copper compare to ordinary copper?

    According to salt spray tests, the corrosion resistance of oxygen-free copper is three times stronger than that of ordinary copper, making it highly durable in harsh environments like submarine cables.

    Q: By how much can heat sinks improve their performance using oxygen-free copper?

    When oxygen-free copper is used in heat sinks, the thermal conductivity efficiency can be increased by 25% due to its outstanding thermal conductivity properties.

    Q: What applications in the chemical industry benefit from oxygen-free copper?

    Due to its high strength and stability, oxygen-free copper is an ideal material for manufacturing high-temperature and high-pressure equipment in the chemical industry.

    Q: What kinds of electronic components are commonly made of oxygen-free copper?

    It is widely used to manufacture wires and cables, batteries, motors, tachronic tubes, microwave tubes, and transistor components, ensuring high efficiency and reliability.

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