Karma Wire Enameled Wire for motors, transformers and inductors

Karma Wire enameled wire is an essential electromagnetic wire material widely used in electrical and electronic applications. It is known for its high electrical conductivity, excellent insulation properties, and durability. Here is a detailed introduction to Karma Wire enameled wire:

Characteristics

1. High Electrical Conductivity:

• Enameled wire typically uses copper or aluminum as the core material, providing excellent electrical conductivity. Copper enameled wire offers the highest conductivity, while aluminum enameled wire provides a lightweight alternative with good conductivity.

2. Excellent Insulation Properties:

• The enamel coating acts as an insulating layer, preventing short circuits and ensuring reliable performance in electrical applications. This coating is typically made of materials like polyurethane, polyester, or polyimide, each offering different levels of heat resistance and durability.

3. Heat Resistance:

• Enameled wire is designed to withstand high temperatures, making it suitable for use in motors, transformers, and other devices that operate at elevated temperatures. The temperature class of enameled wire can range from 130°C to 200°C, depending on the insulation material used.

4. Mechanical Strength and Flexibility:

• The enamel coating provides good mechanical protection, making the wire resistant to abrasion and damage during winding and installation. The wire also maintains flexibility, allowing it to be easily wound into coils and other shapes.

5. Corrosion Resistance:

• The enamel coating protects the wire from oxidation and corrosion, extending its lifespan and ensuring consistent performance even in harsh environments.

Parameters

1. Core Material:

• Copper or aluminum, depending on the specific requirements for conductivity and weight.

2. Insulation Material:

• Common materials include polyurethane, polyester, polyimide, and their variants, each offering different levels of heat resistance and mechanical properties.

3. Temperature Class:

• Ranges from 130°C to 200°C, ensuring suitability for various high-temperature applications.

4. Diameter:

• Available in a wide range of diameters to meet different application needs, from very fine wires for electronics to thicker wires for motors and transformers.

5. Tensile Strength:

• Depends on the core material, with copper offering higher tensile strength compared to aluminum.

6. Electrical Resistivity:

• Copper: ~1.72 μΩ·cm

• Aluminum: ~2.65 μΩ·cm

Applications

1. Electric Motors:

• Used in the windings of electric motors, where high conductivity and heat resistance are crucial for efficient performance and longevity.

2. Transformers:

• Essential for transformer windings, providing reliable performance in power transmission and distribution systems.

3. Inductors and Chokes:

• Used in inductors and chokes to store energy and filter signals in electrical circuits.

4. Relays and Solenoids:

• Utilized in the coils of relays and solenoids for generating magnetic fields to control mechanical movements.

5. Speakers and Headphones:

• The voice coils in speakers and headphones use enameled wire to convert electrical signals into sound.

6. Electromagnetic Coils:

• Used in various electromagnetic devices for generating and controlling magnetic fields.

7. Consumer Electronics:

• Internal wiring in a wide range of consumer electronics, from smartphones to appliances, where reliable electrical performance is essential.

Insulation Materials

1. Polyurethane (PUR):

• Good flexibility and solderability, suitable for fine wires and electronic components.

2. Polyester (PE):

• Excellent mechanical strength and thermal stability, commonly used in motors and transformers.

3. Polyimide (PI):

• High thermal resistance and durability, ideal for high-temperature applications and harsh environments.

4. Polyesterimide (PEI):

• Combines the properties of polyester and polyimide, offering high thermal stability and good mechanical properties.

Summary

Karma Wire enameled wire, with its high electrical conductivity, excellent insulation properties, and heat resistance, is a versatile and reliable choice for a wide range of electrical and electronic applications. Whether used in motors, transformers, inductors, or consumer electronics, enameled wire provides the performance and durability needed to ensure efficient and long-lasting operation. By selecting the appropriate core material and insulation type, Karma Wire enameled wire can meet the specific requirements of various applications and environments.

FAQs

Q：I have sent the RFQ, when can I expect a reply?

A：We usually quote within 24 hours after we get your inquiry. If you are urgent to get the price, please send the message on trade management or call us directly.

Q：How long is the delivery time?

A：It depends on the order quantity ,Usually it takes about 20-30 days.

Q：Do you accept OEM/ODM manufacturing?

A：Yes! We do accept OEM/ODMmanufacturing. You could give us your samples or drawings.

Q：Can you send me your catalogue?

A：Yes, please contact us.We can share with our catalogue for you by email.

Q：How to control the products quality in your company?

A：With professional quality team, advanced product quality planning, strict implementation, continuous improvement, the quality of our products is well controlled and consistent.

Q：Can you provide detailed technical data and drawing?

A：Yes, we can. Please tell us which product you need and the applications, we will send the detailed technical data and drawing to you for your evaluation and confirm.

Q：How do you handle pre-sales and post-sales?

A：We have a professional business team that will work one-on-one with you to protect your product needs, and if you have any questions, he can answer them for you!

Q：Can I visit your factory before we place an order?

A：Yes, you are welcome to visit our factory. We are very pleased if we have the chance to know more about each other.

Q：Where can I find up-to-date information about the company?

A：You can check our news or blog for information about our company.

Q：Do the products meet quality standards?

A：All of our products meet quality standards. If you need a certificate for a specific country, we have a professional business team that will work with you one-on-one and can answer any questions you may have!

Q：Where are your production facilities located?

A：We manufacture our products in China and arrange for them to be shipped from China to your country as soon as possible, which usually depends on your product requirements and quantities.