Ag Cu Alloy

Copper alloy is a composition consisting of pure copper blended with one or multiple additional elements.

Adding metallic or non-metallic elements to copper results in the formation of copper alloys, which possess diverse characteristics and are utilized in various applications. Copper alloys are compounds of copper that have been modified with different components to acquire specific attributes and properties, extending their scope of usage.

Copper alloys are widely utilized in various fields due to their excellent properties. Firstly, they possess exceptional electrical conductivity, surpassing most metals except for silver and gold. As a result, copper alloys are commonly used in the electronics and electrical engineering industry, especially for components such as wires, cables, and electronic devices. Secondly, copper alloys have outstanding thermal conductivity, making them ideal for manufacturing radiators, heat exchangers, and cooling equipment, which require optimal heat dissipation performance. Thirdly, copper alloys exhibit high mechanical strength, hardness, ductility, and toughness, resulting in their extensive use in the manufacturing of engineering structures, automobile parts, and ship parts. Fourthly, copper alloys have superior corrosion resistance due to the incorporation of other elements, making them ideal for use in corrosive environments such as Marine engineering and chemical equipment. Fifthly, copper alloys possess remarkable anti-wear and wear properties, making them suitable for the manufacture of wear parts, bearings, and other industrial products requiring anti-wear abilities. Lastly, copper alloys display excellent fatigue resistance, making them ideal for long-term applications such as aerospace, automobile manufacturing, and machinery manufacturing. Overall, the versatility and outstanding properties of copper alloys have made them an essential material in various industries.

The process of silver plating copper alloy substrates involves utilizing the skin effect and Lenz law, which result in higher current density on the surface than inside the conductor, effectively reducing cross-sectional area and improving overall resistance. The benefit of silver plating on copper is that it can help decrease surface resistance, thus improving the overall conductivity. Additionally, this plating process helps to prevent oxidation, reduces electrical conductivity and improves weldability to enable easy welding.
The bare copper wire is extremely susceptible to oxidization, so silver plating helps reduce this problem and increases its anti-oxidizing ability. Silver plating of copper wire also helps prevent adhesive properties, blackening and brittleness of the wire core, which can be problematic with uninsulated copper. Silver-plated copper wire is highly applicable for use in rubber insulated mining cables, flexible wires, flexible cables, shield braid layer, brush line, resistors, capacitors, photosensitive components, and other related applications. Overall, silver plating is an effective and efficient means of improving the properties of copper wire, increasing its usefulness and durability.

The silver-plated copper wire coating of copper alloy is continuously and firmly attached to the conductor surface, and the surface of the sample remains black after sample. The surface of copper alloy silver plating should be smooth and continuous, without silver particles, burrs, mechanical damage and other harmful defects. Copper alloy silver-plated copper wire is made of a copper core that is simultaneously coated with silver. It combines the characteristics of both metals, with excellent electrical conductivity, a bright and shiny surface, and a silver layer with high corrosion resistance. Because of these advantages, copper alloy silver-plated copper wire has become the first choice for high frequency wire and colored textile wire.

Features: High conductivity, improved heat resistance, bright and shiny surface, high frequency characteristics, high temperature resistance, corrosion resistance applications: colored wire, textile wire, high frequency applications, micro cable, aerospace cable, high temperature cable Copper alloy silver plating also has good corrosion resistance and no stress cracking corrosion.

Electrical industry: Electricity transmission

A large amount of copper with high conductivity is required in force transmission, which is mainly used in power wires and cables, bus bars, transformers, switches, plug components and connectors.

Motor manufacturing

In motor manufacturing, highly conductive and high-strength copper alloys are widely used. The main copper parts are stator, rotor and shaft. In large motors, the windings are cooled by water or hydrogen, called dual water internal cooling or hydrogen cooled motors, which requires a large length of hollow wires.

Electrovacuum device

Electrovacuum devices are mainly high frequency and ultra-high frequency transmitting tubes, waveguides, magnetrons, etc., which require high purity oxygen-free copper and dispersion-enhanced oxygen-free copper.

Boats

Due to its good resistance to seawater corrosion, many copper alloys, such as aluminum bronze, manganese bronze, aluminum brass, guncopper (tin zinc bronze), white steel and nickel-copper alloy (Monel alloy) have become standard materials for shipbuilding. In general, copper and copper alloys account for 2 to 3% of the body weight of warships and merchant ships.

Medicine

In the pharmaceutical industry, all kinds of steaming, boiling and vacuum devices are made of pure copper. Zinc white copper is widely used in medical devices. Copper alloy is also commonly used materials for spectacle frames

In terms of physical properties, the copper alloy silver-plated wire has good electrical conductivity, thermal conductivity, high strength, corrosion resistance and high temperature stability.

Quality and control standards meet BS EN13601 ASTM B846 ASTM B624 American standard ASTM B105/624, European standard (EN13602), Japanese standard (JIS H3260), DIN CEN/TS 13388, BS EN 50149, GB/T 5231, GB/T 21652, etc.

During the transportation of the product, take protective measures such as moisture proof (wrap the product with four square plastic bags on rainy days), anti-bruise (fix the product with a wooden frame to prevent the product from rolling and bruise), and each delivery is delivered at the scheduled time.

After the completion of the production of tin copper alloy must be strictly in accordance with the customer and industry standards for packaging, storage, handling and transportation, to ensure that the product is not damp, not hurt.

Storage conditions of finished products at ambient temperature ≤35℃, relative humidity ≤65%. (The storage life of the conductor must meet the requirements of temperature and humidity)

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