Are you looking for the best flat copper wire factories in China? With so many options available, it can be overwhelming to choose the right one. Here’s a guide to help you navigate through the top manufacturers, ensuring you find the highest quality and reliability for your needs. Let’s dive into the top contenders, starting with YUHENG, a renowned manufacturer in Suzhou, known for its durable and reliable copper-clad and aluminum-clad steels used in motors and transformers[1]. Next

Enamelled Copper Flat Wire

Product Details: Magnet wire is an insulated copper or aluminum conductor used to wind motors, transformers, generators, and other electrical devices. It is available in various gauges and insulation types, such as enamel, polyester glass, mica, or polyimide tape. The insulation provides electrical and mechanical properties to the wire.

Pros:
– High temperature resistance: Magnet wire can operate in a wide temperature range…
– Versatility: Used in a variety of applications including motors, transformers, g…
– Better power density: Rectangular magnet wires offer higher power density and be…
– Lightweight: Aluminum magnet wire is lighter and more flexible, making it suitab…

Cons:
– Lower electrical conductivity: Aluminum magnet wire has lower electrical conduct…
– Limited durability: Aluminum wire is prone to breakage and has a shorter service…
– Complex manufacturing: Rectangular copper wires are more complex to manufacture,…
– Higher cost: Rectangular copper wires and aluminum wires can be more expensive t…

Enamelled Flat Copper Wire

Product Details: Enameled flat copper wire is a type of winding wire made from oxygen-free copper or electrical aluminum, coated with insulating varnish. It is available in various sizes: thickness ranges from 0.80mm to 5.60mm, and width ranges from 2.00mm to 16.00mm. The width/thickness ratio typically ranges from 1.4 to 8.0. It meets standards such as IEC 60317, NEMA 36-A, and GB. Thermal classes include 155°C, 180°C, 200°C, and 220°C. The wire is used in transformers, motors, generators, photovoltaic inverters, and new energy vehicles[1][3][5].

Pros:
– Excellent bending property and high flexibility of the enamel
– Good resistance to abrasion and high mechanical properties
– Higher thermal properties and good resistance to refrigerant and freon
– Occupies a smaller volume, saving 9%-12% of space
– Higher slot fill rate, reaching over 95%
– Larger cross-sectional area, improving heat dissipation and reducing high-freque…
– Good chemical resistance and stability
– Suitable for high-temperature and high-mechanical stress applications

Cons:
– Not compatible with paints having fast solvent volatilization and high viscosity
– Lower resistance to temperature changes, with the coating not being highly resis…
– Increased sensitivity and lower voltage in some grades
– Potential for the coating to be damaged by extreme temperatures if not of good q…

Custom Flat Enameled Copper Wire Manufacturers … – Ruiyuan

Product Details: Enameled flat copper wire is made from oxygen-free copper rods or electrical aluminum rods, drawn, extruded, or rolled into flat shapes and coated with insulating varnish. The thickness ranges from 0.025mm to 5.60mm, and the width ranges from 2.00mm to 16.00mm. The width/thickness ratio typically ranges from 1.4 to 8.0. These wires are available in various thermal classes (e.g., 180°C, 200°C, 220°C) and are used in applications such as transformers, motors, generators, and new energy vehicles.

Pros:
– Occupies a smaller volume, saving 9-12% of space compared to enameled round wire…
– Higher coil slot fill rate, reaching over 95%, which improves coil performance a…
– Larger cross-sectional area, enhancing heat dissipation and reducing high-freque…
– Better flexibility and softness, with excellent current carrying capacity, trans…
– Good resistance to abrasion, high mechanical properties, and chemical resistance…
– Suitable for high-temperature applications and constant mechanical stress.

Cons:
– May require specific die specifications for production, which can be complex.
– The width/thickness ratio needs to be carefully managed to ensure optimal perfor…
– Higher production costs compared to traditional enameled round wire due to the s…

China factory offer Rectangular Copper Wire, Flat …

Product Details: Enamelled Flat Copper Wire is made from electrolytic copper (Cu-ETP) with high purity (99.95%). The flat wire thickness ranges from 0.80-5.60 mm, and the width ranges from 2.00-16.00 mm, with a width/thickness ratio of 1.4<W/T<8.0. The thermal classes available are 130°C, 155°C, 180°C, 200°C, and 240°C. The wire is coated with insulating paint and is available in various sizes, including those suitable for oil-immersed transformers, magnet coils, and high-temperature applications. It meets standards such as IEC 60317-16, 60317-16/28, MW36 60317-29, and BS6811[3].

Pros:
– Excellent bending property and high flexibility of the enamel
– Good resistance to abrasion and high mechanical property
– Higher thermal property and suitable for windings under high temperature and mec…
– Good chemical resistance and resistance to refrigerant and freon
– Occupies less space compared to enameled round wire, saving 9-12% of space
– Higher coil slot full rate, reaching more than 95% under the same winding space…
– Larger cross-sectional area, improving heat dissipation and reducing high-freque…

Cons:
– Limited by the width/thickness ratio, which may not be suitable for all applicat…
– Requires specific die specifications for drawing, extrusion, or rolling, which c…

Class180 1.20×0.20mm Ultra-thin enameled flat copper …

China Enamelled Copper Wire & Rectangular …

Product Details: The Ultra Fine Copper Wire 0.014 – 0.8mm is made from high-purity copper with baked varnish insulation mainly composed of modified polyurethane resin. It has a thermal rating of 155°C and is UL approved. The wire is available in various diameters, including 0.15mm, and is designed for electronic devices. It provides benefits such as improved signal intensity for optimal sensing performance and reduced costs. Applications include internal wiring for electronic devices, medical devices, and other precision equipment.

Pros:
– Improves signal intensity for optimal sensing performance
– Reduces costs
– UL approved for safety and reliability
– Provides important benefits for design engineers

Cons:
– No specific cons mentioned for this product on the provided webpage.

China Flat Wire Suppliers & Factory

Product Details: Flat wire has a rectangular or square cross-section, manufactured by rolling or drawing metals like copper, aluminum, or stainless steel through a series of dies. It is thinner than round wire of the same width, making it more flexible and easier to shape. Flat wire is used in transformers, inductors, and other electrical components where space is limited.

Pros:
– Provides a larger surface area for current to flow, reducing resistance and allo…
– Limits the skin effect at higher frequencies, leading to more efficient performa…
– Offers higher energy storage and thermal efficiency.
– Suitable for applications where space is at a premium, such as internal connecti…

Cons:
– More costly to manufacture than round wire.
– Less widely available and can be challenging to source in certain materials or s…
– May offer lower conductivity than traditional round wire.
– Can be more complicated to access and repair when problems arise, leading to ext…

china enamelled flat copper wire, Sell at a Low Price | SWAN

Product Details: Enamelled flat copper wire is made from high-purity electrolytic copper (Cu-ETP) with a purity of 99.95%. It is available in various sizes, with thickness ranging from 0.80-5.60 mm and width from 2.00-16.00 mm. The width/thickness ratio is between 1.4 and 8.0. These wires are coated with different types of enamel, such as polyester, modified polyester, polyester-imide, and polyimide, depending on the thermal class. Thermal classes include 130°C, 155°C, 180°C, 200°C, and 240°C. The wires meet various standards including IEC 60317 and GB/T7095[1][3][5].

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
– Occupies a smaller volume, saving 9%-12% of space
– Higher slot fill rate, reaching more than 95%
– Larger cross-sectional area, improving heat dissipation and reducing high-freque…
– High durability and resistance to corrosion

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
– May require high-quality products to ensure safety against extreme temperatures

Rectangular Copper Wire manufacturer, Buy good quality …

Product Details: Rectangular copper wire is coated with various enamel films such as polyester, polyestermide, and polyamide-imide. It comes in a range of sizes: thickness from 0.80 to 5.60 mm and width from 2.00 to 16.00 mm. The wire is used for winding coils in applications like motors, transformers, generators, and other electrical equipment. It meets standards such as IEC 60317-16, IEC 60317-28, and IEC 60317-29. The thermal classes include 155°C, 180°C, and 200°C[1][3][5].

Pros:
– Excellent bending property and high flexibility of the enamel
– Good resistance to abrasion and high mechanical properties
– Higher thermal properties and good resistance to refrigerant and freon
– Suitable for windings subjected to high temperature and mechanical stress
– Better thermal performance due to larger surface area, reducing high-frequency c…

Cons:
– Rectangular wires cannot be wound in the same configurations as round wires due…
– More difficult to handle in some configurations because they do not bend or twis…
– May require additional support to prevent damage from vibrations and mechanical…

China Wholesale Copper Flat Wire Manufacturers and Factory …

Product Details: Wholesale Copper Flat Wire is manufactured by China-based manufacturers. It is produced through a process of rolling or drawing metal, such as copper, to create a rectangular or square cross-section. This wire is thinner than round wire of the same width, making it more flexible and easier to shape. It is used in various electrical components, including transformers and inductors.

Pros:
– Provides a larger surface area for current to flow, reducing resistance and allo…
– Offers superior performance with higher energy storage and thermal efficiency, e…
– More flexible and easier to shape compared to round wire.

Cons:
– Tends to be more costly to manufacture than round wire.
– Less widely available and can be challenging to source in certain materials or s…
– May offer lower conductivity than traditional round wire in certain applications…

Comparison Table

Frequently Asked Questions (FAQs)

Frequently Asked Questions About Flat Copper Wire Factories in China

What is the manufacturing process for flat copper wires in Chinese factories?

The manufacturing process for flat copper wires involves several key steps. It starts with the extraction and refining of copper, followed by casting it into large rectangular shapes. These are then rolled and annealed to improve flexibility and ductility. The copper is then cold-rolled to achieve the desired thinness, slit into specific widths, and may undergo surface treatments like electroplating or coating. Quality control measures are implemented throughout to ensure the wires meet industry standards.

What certifications and standards do Chinese flat copper wire factories adhere to?

Chinese flat copper wire factories, such as Ruiyuan, adhere to several international certifications and standards. These include UL, RoHS, and compliance with industry standards like IEC60317, JIS C 3202, and NEMA. These certifications ensure that the products meet high quality and safety requirements, making them reliable for various applications.

How do Chinese factories ensure the quality of their flat copper wires?

Chinese factories ensure the quality of their flat copper wires through rigorous quality control measures. This includes testing and inspection at various stages of the manufacturing process to verify mechanical, electrical, and dimensional properties. Additionally, processes like annealing and surface treatments are carefully executed to enhance the performance and aesthetics of the wires.

What are the common applications of flat copper wires produced in China?

Flat copper wires produced in China are versatile and find applications in various industries. They are used in electrical and electronic components, such as transformers, motors, and coils. They are also utilized in the manufacturing of enameled wires, Litz wires, and other specialized wires for specific industrial needs.

Can I trust the quality of flat copper wires imported from China?

Yes, you can trust the quality of flat copper wires imported from reputable Chinese factories. Many of these factories have years of experience and a strong focus on quality and customer satisfaction. They often have positive feedback from clients and adhere to international standards, ensuring that their products are reliable and of high quality. However, it’s always a good idea to research the factory’s reputation and certifications before making a purchase.