Are you looking for the best enamel wire insulation factories in China? If so, you’re in the right place. China is a global hub for winding wire production, with numerous factories standing out for their quality and reliability. Let’s dive into the top enamel wire manufacturers that are making a mark in the industry.

China Enameled Wire Manufacturer, Enameled Wire Supplier

Professional Enameled Wire Manufacturer In China -China …

Product Details: Enameled Flat Copper Wire with flat wire thickness ranging from 0.80-5.60mm and width from 2.00-16.00mm. The width/thickness ratio is between 1.4 and 8.0. The conductor is enamelled copper wire, and it is available in various thermal classes (180°C, 200°C, 220°C). Standards include IEC 60317-16, 60317-16/28, MW36 60317-29 BS6811, MW18 60317-18, and MW20 60317-47. The wire is packaged on wooden spools, plastic spools, or as per customer requirements. It is used in transformers, motors, photovoltaic inverters, and other electrical equipment.

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

Cons:
– Increased sensitivity
– Lower voltage
– Low resistance to temperature changes
– Not compatible with paints having fast solvent volatilization and high viscosity
– Enamel coating can be highly flammable if not of good quality

China Enamelled Copper Wire & Rectangular Copper Wire …

Product Details: The Ultrafine Magnetic Copper Wire is designed for voice coils and windings, featuring a diameter of 0.02mm. It is made from copper and insulated with enamel. The thermal rating of this wire is 155 degrees. It is specifically used for applications requiring high precision and reliability, such as in voice coils and other magnetic windings.

Pros:
– High electrical conductivity, making it ideal for applications requiring efficie…
– Excellent thermal resistance with a thermal rating of 155 degrees, ensuring dura…
– Enamel insulation provides strong electrical insulation and protection against e…
– Ultrafine diameter allows for precise applications and space-saving designs.

Cons:
– Higher cost compared to other materials like aluminum, which can be a deterrent…
– Vulnerability to oxidation over time when exposed to air, which can affect its a…
– Relatively heavy compared to other materials, which can make installation more c…
– Potential for electromagnetic interference (EMI), which can impact signal stabil…

China Enameled Copper Wire Suppliers & Manufacturers

Product Details: Enameled copper wire, also known as magnet wire or winding wire, is a type of copper wire coated with a thin insulating layer of enamel or varnish. This insulation is typically made of synthetic polymer materials such as polyurethane, polyester, or polyimide. It is available in various gauges and insulation types, making it versatile for different applications. The wire is used in transformers, motors, generators, and other electrical components where electrical insulation and high thermal stability are crucial.

Pros:
– Provides excellent electrical insulation while allowing the wire to carry electr…
– Resistant to heat, moisture, and many chemicals, ensuring reliability in critica…
– Highly flexible and can be easily formed into various shapes and sizes.
– Offers excellent thermal and electrical conductivity.
– Resistant to corrosion, making it ideal for electromagnets and high-speed electr…
– Has a long shelf life and requires little maintenance.

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 Ultra Fine Enameled Copper Wire

Product Details: Ultra-fine enameled copper wire is a type of electrical conductor made from copper wire coated with high-temperature insulating varnish. It is available in various dimensions, such as rectangular shapes with thicknesses ranging from 0.080-1.20mm and widths up to 6mm. The wire is designed for high-performance applications, including electronic transformers, power supplies, solar energy, wireless chargers, automotive electronics, and other high-tech devices. It meets standards such as IEC, NEMA, and UL, and is known for its high temperature resistance, with classes up to 240°C[1][5][3].

Pros:
– High coil spacer factor rate, reducing resistance and increasing current capacit…
– Larger surface area, better thermal performance, and improved skin effect, reduc…
– Excellent electrical insulation properties, protection against corrosion, and hi…
– Flexible and can be easily formed into various shapes and cables.
– Long shelf life, typically around 20,000 hours, and low maintenance requirements…

Cons:
– Low resistance to temperature changes; the coating is not resistant to heat and…
– Not compatible with paints having fast solvent volatilization and high viscosity…
– Thicker enamel coating can make soldering more challenging compared to bare copp…
– Increased sensitivity and lower voltage in some applications.

220°C C Enameled Copper Round Wire

Product Details: 200°C C Enameled Copper Round Wire with insulation coatings made of Polyester imide. Dimensions range from 0.05mm to 3.00 mm. Suitable for automated soldering equipment used in the production/manufacturing of small motors, transformers, relays, and magnet coils. Elongation is greater than 30%, springiness is less than 45, and adherence-flexibility is excellent. Breakdown Voltage is 7kV, Temperature Index is 200°C, Cut through temperature is ≥ 225 ℃, Heat Shock is ≥320 ℃, and Solvent Test is 4H. Electrical Resistivity @ 20°C is 0.017241Ωmm²/m, Temperature Coefficient @ 20°C is 0.00694°C, and Specific Weight is 8.89 Gr/cm³. Ultimate Tensile Strength is 22-30 kg/mm².

Primary Insulation Colour is Transparent / Natural.

Pros:
– Excellent thermal and electrical conductivity
– High durability and resistance to corrosion
– Suitable for high-speed electrical systems and requires little maintenance
– Excellent flexibility and adherence, allowing for high winding speeds without da…
– Good chemical resistance and superior dereeling and winding properties
– Long shelf life, lasting for decades

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
– Excessive heat can lead to insulation breakdown, resulting in short circuits, eq…

Enamel Coated Copper Wire China Supplier

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 primarily used in applications such as transformers, motors, generators, and other electrical components where coils are wound to generate magnetic fields and electrical currents. The wire is available in various gauges (from about 5 AWG to 40 AWG) and has excellent thermal stability, dielectric properties, and mechanical strength. The enamel insulation is typically made from modified polyester resin and modified amide imide resin, providing high thermal resistance (up to 200°C or 392°F)[1][2][3].

Pros:
– High thermal stability and resistance to temperatures up to 200°C (392°F)[1][2][…
– Excellent dielectric and mechanical properties, allowing for tight coil windings…
– Good chemical resistance to common solvents and coolants, and high resistance to…
– High durability and long shelf life, making it ideal for electrical appliances a…
– Versatile and can be shaped into various forms, suitable for telecommunications…

Cons:
– Increased sensitivity and lower voltage compared to other types of wire[2].
– Low resistance to temperature changes, and the enamel coating is not resistant t…
– Not compatible with paints that have fast solvent volatilization and high viscos…
– Requires careful handling and storage to prevent damage to the enamel insulation…

Triple insulated wire Vs enamel

Product Details: Triple insulated wire consists of a pure copper conductor covered by three layers of insulating materials: two layers of PET resin and one layer of PA resin. This configuration provides high insulation strength, heat resistance, and chemical corrosion resistance. It is widely used in high-end electrical appliances, such as micro-motor windings and high-frequency transformers, and in fields requiring high withstand voltage and corrosion resistance like electric power, communication, and aerospace. Enamel-insulated wire, on the other hand, uses various enamel materials like polyurethane, polyesterimide, and polyamideimide for insulation, each with different properties suitable for various applications such as transformers, motors, and

solenoids.

Pros:
– High insulation strength and withstand voltage (up to 6kV)[3] – Excellent heat resistance and chemical corrosion resistance[1] – High current density and suitability for complex environments[1] – Reduces the size and weight of electrical equipment (up to 40% size reduction an…
– Excellent mechanical, electrical, and chemical resistance for enamel-insulated w…

Cons:
– Higher cost compared to traditional enamel-insulated wires
– Complex manufacturing process due to the multiple layers of insulation[5] – For enamel-insulated wires, the insulation layer can be too thin or too thick de…
– Enamel-insulated wires may require additional insulation layers or tapes between…

China Enameled Aluminum Magnet Wire Manufacturers, …

China Customized Color Enamelled copper Wire / Varnished …

Product Details: The customized color enamelled copper wire, also known as varnished resistance wire, consists of two parts: the conductor and the insulation layer. The bare wire is annealed and softened, and then painted and baked multiple times. It is used in the construction of transformers, inductors, motors, generators, speakers, hard disk head actuators, electromagnets, and other applications requiring tight coils of insulated wire. The wire itself is most often fully annealed, electrolytically refined copper. The insulation is typically made of tough polymer film materials. This wire is also used for standard resistors, automobile parts, and winding resistors, taking advantage of the

distinctive features of enamel coating.

Pros:
– High mechanical properties, chemical properties, electrical properties, and ther…
– Can be customized to meet specific customer requirements.
– Broadly used in various applications such as transformers, inductors, motors, an…
– Insulation processing is best suited for applications like standard resistors an…

Cons:
– Production is affected by factors such as the quality of raw materials, process…
– Not easy to produce products that consistently meet the requirements due to the…

Comparison Table

Frequently Asked Questions (FAQs)

Frequently Asked Questions About Enamel Wire Insulation Factories in China

What is the process of manufacturing enamel wire in Chinese factories?

The manufacturing process of enamel wire in Chinese factories involves several key steps. It starts with wire drawing, where copper or aluminum rods are drawn through dies to achieve the desired diameter. The wire is then coated with an enamel insulation, typically made from polymer resins, through a controlled process. The coated wire is then cured in an oven to polymerize the enamel and remove solvents. Finally, the wire undergoes rigorous testing and quality control to ensure it meets industry standards.

What standards do Chinese enamel wire manufacturers adhere to?

Chinese enamel wire manufacturers strictly adhere to international standards such as IEC, NEMA, and JIS. These standards ensure that the enameled wire meets the required electrical, thermal, and mechanical specifications for various applications. Compliance with these standards is crucial for maintaining product quality and ensuring uninterrupted production.

How do Chinese factories ensure the quality of their enameled wire products?

To ensure quality, Chinese factories implement multiple inspection procedures. This includes raw material inspection, semi-finished production inspection, and packing and marking inspections. Additionally, the wire undergoes various tests such as spark tests, dielectric tests, and thermal class testing. Some factories also conduct third-party audits to confirm their manufacturing standards.

What types of enamel coatings are used in Chinese enamel wire production?

Chinese enamel wire manufacturers use various types of enamel coatings, typically made from polymer resins such as polyurethane, polyester, polyamide, or polyimide. Each type of coating offers different properties and temperature ratings, allowing for customization based on customer requirements and specific applications.

Can Chinese enamel wire factories customize their products according to customer needs?

Yes, Chinese enamel wire factories can customize their products to meet customer requirements. You can specify the type of conductor (copper or aluminum), the shape of the wire (round or rectangular), and the thickness and type of enamel coating needed. Many factories also offer the option to customize the thermal class and insulation varnish according to your specific needs.