Are you looking for the best copper wire suppliers in China? With so many options available, it can be overwhelming to choose the right one. In this article, we’ll compare some of the top copper wire manufacturers in China, highlighting their strengths, product quality, and what sets them apart. Let’s dive in and find the perfect supplier for your needs.

Bare Copper Wire (Parallel Wire)

Product Details: Bare copper wire is engineered for superior conductivity and durability, meeting various industry standards such as GB, IEC, DIN, ASTM, and JIS. It is available in a range of diameters and is used in applications including vehicle wiring systems, electrical grounding, power distribution, telecommunications, and electronics. The wire is made from high-purity copper, ensuring excellent thermal and electrical performance. It is corrosion-resistant, durable, and versatile, with efficient packaging options[1][2][3].

Pros:
– Superior conductivity due to low resistivity, enabling efficient energy transmis…
– High purity copper for excellent thermal and electrical performance.
– Durability with high elongation to minimize breakage.
– Corrosion-resistant, reliable in harsh environments.
– Versatile with a range of sizes and finishes for various uses.
– Flexible and easy to manipulate during installation.
– Excellent thermal conductivity to prevent overheating.
– Strong and durable, withstanding mechanical stress well.

Cons:
– Copper oxidizes over time when exposed to air, which can reduce its structural i…
– Lacks an insulating layer, requiring additional insulation for direct use.
– Heavier than other metals with the same specifications.
– Requires regular maintenance to ensure stable performance due to corrosion and o…

China Enamelled Copper Wire & Rectangular Copper Wire …

Product Details: The Ultrafine Magnetic Copper Wire is designed for voice coil windings and is enamel insulated. Key details include a diameter of 0.02mm, a conductor material of copper, and an insulation of enamel. The thermal rating of this wire is 155 degrees Celsius.

Pros:
– High electrical conductivity, making it suitable for voice coil applications.
– Ultrafine diameter allows for precise and compact windings.
– Enamel insulation provides good electrical isolation and durability.
– Suitable for high-temperature environments due to its thermal rating.

Cons:
– Limited availability and potentially higher cost compared to thicker copper wire…
– More delicate and prone to damage due to its ultrafine diameter.
– May require specialized handling and installation techniques.

welcome to liljedahl wire china

Product Details: Liljedahl Wire in China specializes in lapped rectangular copper wire for demanding industrial applications. The company operates from a modern plant built in 2010, located in Jiangsu, 50 km north of Shanghai. It is part of the LWW Group, Europe’s leading supplier of winding wire solutions, which includes other renowned brands such as Dahréntråd (Sweden), Isodraht (Germany), and Slaska (Poland). The company offers a wide product portfolio and is well-reputed globally and locally for its substantial manufacturing resources, experience, and know-how.

Pros:
– Cheaper production costs, which translate into better margins and lower prices f…
– Faster production capabilities due to lower labor costs and higher capacity.
– Willingness to work with small and unknown companies, as long as order minimums…
– International expansion opportunities.

Cons:
– Communication difficulties due to language barriers.
– Intellectual property risks, including the potential for factories to steal and…
– High order minimums required by factories to maintain slim margins.
– Complex logistics, including long shipping times and the need for distribution h…
– Quality control issues, which can be mitigated by enforcing quality standards an…

Professional Enameled Wire Manufacturer In China -China …

Product Details: Enameled Flat Copper Wire: This product features a flat wire with a thickness range of 0.80-5.60mm and a width range of 2.00-16.00mm. The width/thickness ratio is between 1.4 and 8.0. The conductor is made of enamelled copper. It is available in various thermal classes (180°C, 200°C, 220°C) and meets standards such as IEC 60317-16, 60317-18, and BS6811. The wire is packaged on wooden spools, plastic spools, or as per customer requirements. It is used in applications like transformers, motors, photovoltaic inverters, and other electrical equipment[1].

Pros:
– Excellent bending property and high flexibility of the enamel
– Good resistance to abrasion and high mechanical property
– Higher thermal property and good resistance to refrigerant and freon
– Suitable for windings subjected to high temperature and mechanical stress
– Good chemical resistance and outstanding mechanical and chemical properties

Cons:
– Increased sensitivity and lower voltage
– Low resistance to temperature changes, making the coating highly flammable
– Not compatible with paints having fast solvent volatilization and high viscosity

Enamelled Copper Wire , PTFE Wire

Product Details: PTFE insulated wires typically feature a single conductor made of silver-plated copper with a PTFE (Teflon) insulation. Key specifications include a conductor diameter of around 0.013 inches for 28 AWG wires, a temperature range of -60 to 200 °C, and a voltage rating of up to 250V. These wires are often used in demanding applications due to their high dielectric strength and resistance to moisture, humidity, and chemicals.

Pros:
– High dielectric strength and low dissipation factor
– Unaffected by exposure to moisture, humidity, and liquid
– Very high operating temperatures
– Resistance to UV radiation, stress, mold, and chemicals
– High flexural strength and low coefficient of friction
– Not subject to creeping or deformity over time

Cons:
– Not resistant to high energy radiation, which can cause breakdown of the PTFE mo…
– Can deform badly under load if not filled with appropriate materials
– Cold-flow can be a concern, especially under stress points

China Copper Wire Suppliers & Factory

Product Details: Copper Clad Aluminum (CCA) wire features an aluminum core coated with a thin layer of copper. It combines the conductivity of copper with the lightweight and cost-effective benefits of aluminum. The wire is manufactured by applying a copper cladding to the aluminum core through various bonding techniques, ensuring a strong and durable bond. The final product undergoes drawing and annealing processes to meet specific thickness and diameter requirements.

Pros:
– Cost-effective due to the lower cost of aluminum compared to pure copper.
– Significant weight reduction, making it advantageous in applications where weigh…
– Enhanced conductivity provided by the copper layer, improving the overall electr…
– Corrosion protection and improved mechanical strength due to the copper cladding…
– High thermal conductivity and flexibility of the copper layer.

Cons:
– Lower electrical conductivity compared to pure copper wire.
– Aluminum core is more prone to breaking under tension or repeated flexing.
– Susceptible to electromagnetic interference, which can impact signal stability.
– Limited bandwidth and transmission distance, similar to pure copper wire.

Enameled Copper Wire Manufacturers

Product Details: Enameled copper wire, also known as magnet wire, is a type of copper wire coated with a thin layer of enamel insulation. It is used in applications requiring tightly coiled wires, such as transformers, motors, generators, and electromagnets. The wire is available in various gauges (from about 5 AWG to 40 AWG) and has excellent thermal and electrical conductivity. The enamel insulation is typically made of polyesterimide, providing high temperature resistance and durability.

Pros:
– High thermal stability and resistance to temperatures up to 356°F (180°C).
– Excellent electrical insulation properties and protection against corrosion.
– Flexible and can be easily formed into different shapes and coils.
– High durability and long shelf life, making it ideal for electrical components a…
– Allows multiple layers of wire to be wound together without short-circuiting.

Cons:
– Increased sensitivity and lower voltage compared to other types of wire.
– Low resistance to temperature changes, which can lead to insulation breakdown an…
– Not compatible with paints having fast solvent volatilization and high viscosity…
– Requires careful handling and storage to prevent damage to the enamel insulation…

China Enameled Wire Manufacturer, Enameled Wire Supplier

Product Details: Zhengzhou LP Industry Co., Ltd produces enameled wire with various specifications. The materials include aluminum and copper conductors. The wire shapes available are round, flat/rectangular, and square. Dimensions range from 0.020mm to 5mm for round wires and up to 65mm² for flat wires. The thermal classes include 155°C, 200°C, and 220°C. Insulation types are polyurethane, polyamide, and polyester. The products comply with international standards such as IEC, NEMA, JIS, and GB. Applications include transformer, motor, generator, car, aerospace, and other industries. The company also offers double-coated rectangular wires and other specialized types like enameled copper clad aluminum wire and NOMEX

paper covered wire.

Pros:
– High resistance to heat and abrasion
– Long shelf life
– Excellent electrical insulation properties and protection against corrosion
– High durability and ability to withstand corrosion of most copper alloys
– Flexible and can be molded into different shapes and forms
– Higher voltage breakdown and higher outer diameter, making it effective for vari…
– Low cost and suitable for bulk storage
– Complies with international standards such as IEC, NEMA, JIS, and GB

Cons:
– Low resistance to temperature changes, making the coating not resistant to heat…
– Not compatible with paints having fast solvent volatilization and high viscosity
– Increased sensitivity and lower voltage compared to other types of wires

JOGO Group China | High Quality Winding Wire

Product Details: Enameled round copper wire is made from electrolytic copper (Cu-ETP) with high purity (99.95%), allowing for the production of ultra fine wire down to a diameter of 10 microns. The wire is available in diameters from 0.010mm to 5.00mm (SWG5-40, AWG4-38) with various insulations such as Polyurethane, Polyester, Polyesterimide, and Polyimide. The wire meets production standards: IEC60317, NEMA MW1000/JIS C3202. It is used in applications including oil-immersed transformers, high and low voltage DC/AC motors, and magnet coils for various industries including aviation, military, and marine.

Pros:
– Excellent bending properties
– Higher thermal properties suitable for high working temperatures
– Excellent thermal resistance up to 220°C
– High purity copper (99.95%) for reliable electrical conductivity
– Wide range of insulation options for different applications

Cons:
– No specific cons mentioned for enameled round copper wire, but general issues wi…

Enamelled Copper Wire manufacturer, Buy good quality …

Product Details: Enameled copper wire is a type of copper wire coated with a thin layer of insulation, typically made from plastic or rubber. It is available in a wide range of diameters, from 0.008 mm to 4.00 mm (AWG 44 – AWG 6). The wire is used for various electrical applications, including coil winding, transformers, motors, and other electrical components. It is manufactured according to IEC, NEMA, and JIS standards[2][3][5].

Pros:
– Excellent thermal and electrical conductivity
– High durability and resistance to corrosion
– Flexible and can be shaped into various forms
– Good electrical insulation properties and protection against corrosion
– Long shelf life and low maintenance
– Cost-effective and suitable for high-voltage and high-temperature applications

Cons:
– Increased sensitivity and lower voltage
– Low resistance to temperature changes, making the coating highly flammable
– Not compatible with paints having fast solvent volatilization and high viscosity
– Requires careful handling to avoid damage to the enamel coating

Comparison Table

Frequently Asked Questions (FAQs)

Frequently Asked Questions About Copper Wire Suppliers in China

What certifications should I look for in a Chinese copper wire supplier?

When selecting a copper wire supplier in China, it’s crucial to check for manufacturing certifications that ensure quality and environmental standards. Look for certifications like ISO 9001 for quality management and ISO 14001 for environmental management. These certifications indicate that the supplier follows rigorous standards, which can improve the reliability and quality of their products.

How can I ensure the financial stability of a Chinese copper wire supplier?

To ensure the financial stability of a Chinese copper wire supplier, you should ask about their financial condition. Check if they reinvest their earnings into new infrastructure, and see if they diversify their manufacturing across multiple industries. You can also conduct a bank reference check to get a clearer picture of their financial health. A financially stable supplier is more likely to meet your long-term needs.

What is the minimum order quantity (MOQ) for copper wire from Chinese suppliers?

The minimum order quantity (MOQ) for copper wire from Chinese suppliers can vary significantly. Some suppliers may have an MOQ as low as 1 kg or 100 meters, while others may require larger orders, such as 500 kg or 2000 meters. It’s important to check the MOQ before placing an order to ensure it aligns with your needs.

How can I protect my intellectual property when working with a Chinese copper wire supplier?

Protecting your intellectual property is vital when working with any foreign manufacturer. Ask the supplier about their protocols for protecting intellectual property. Look for suppliers that have specific rules and agreements in place to safeguard your valuable information. This could include non-disclosure agreements and other protective measures.

What additional services can Chinese copper wire suppliers offer?

Many Chinese copper wire suppliers offer additional services beyond just manufacturing. These can include graphic design, packaging design, and even OEM (Original Equipment Manufacturer) and ODM (Original Design Manufacturer) services. Check what extra services the supplier provides to see if they can meet all your needs in-house, which can streamline your production process and reduce outsourcing costs.