2 Awg Solid Copper Wire

Bare copper wires are essentially copper wires that are drawn from pure copper rods, without any coating or insulation materials like coatings and varnishes. These wires are commonly referred to as bare copper wires. With a bright and clean surface, they possess a distinctive copper color. The physical properties of bare copper wires include their softness and excellent electrical conductivity.

Various shapes of bare copper wires can be processed according to specific requirements, including flat wires, round wires, and different types of wires. Moreover, multiple bare copper wires can be combined to create various stranded wires and multi-stranded wires. This flexibility in processing allows for customization and diverse applications of bare copper wires.

Copper is the preferred material for wires because it possesses low resistivity, which is essential when it comes to conductivity. In fact, it is regarded as the most utilized conductor material, particularly due to its relatively inexpensive cost when purchased in bulk. Thanks to its low resistance, copper is ideal for processing full frequency and achieves balanced conductivity. These properties make it the top choice for cabling needs.

When it comes to electrical conductivity and physical and mechanical properties, bare copper wire fares exceptionally well. This is mainly due to its excellent conductive properties and ability to maintain its shape and form under pressure.

Bare wires are essentially wires without any insulation covering them. This lack of a protective sheath allows for effective dissipation of heat, making them ideal for the installation of high-voltage lines in open areas. However, the absence of insulation poses a significant risk, particularly in densely populated regions, where accidents have occurred on numerous occasions. Consequently, as conditions permit, many cities have been gradually replacing overhead high-voltage wires with insulated wires or underground cables. This shift ensures greater safety and minimizes the potential hazards associated with bare wires.

Copper wire that is in its pure form, without any coating or insulation, has the potential to undergo various processes and transformations. These processed wires are widely utilized across a range of industries including cables, ultra-high voltage cables, communication cables, marine cables, automotive wires, photovoltaics, electronics, electromechanical systems, and more. The flexibility and versatility of bare copper wire make it an essential component in the development and advancement of these fields.

1. Electrical properties

(1) It is a good conductor with high conductivity, second only to silver

(2) Have sufficient mechanical strength, tensile strength and elongation;

(3) It has good deformation ability and can be stretched and rolled into wire rods of certain specifications;

(4) Easy to weld and install (5) Good corrosion resistance. 2. Physical properties

(1) The specific gravity is 8.89 g/(cm);

(2) The melting point is 1084.5°C; (3) The Buddha point is 2310°C;

(4) The coefficient of linear expansion is 1.7×10/°C (20-100°C/hour);

(5) The specific heat (20°C) is 0.0985 cal/g°C.

QA&QCQuality Assurance and Quality Control

Bare copper wires must be produced and inspected according to the standards of GB/T 3953 "Electrical Round Copper Wire" and GB/T 4909 "Test Methods for Bare Wires".

After the bare copper wire is produced, it must be packaged, stored, handled and transported in strict accordance with customer and industry standards to ensure that the product is free from moisture and damage.

Leoni, Hitachi, Sumitomo, Belden, Nexans, Hengtong Group, etc.

Q: Can I use bare copper wire for electrical wiring inside my home?

A: No, bare copper wire is not intended for general electrical wiring inside homes or buildings. It lacks the necessary insulation to prevent electrical shock and meet safety standards. For internal wiring, you should use copper wire with appropriate insulation, such as THHN (Thermoplastic High Heat-resistant Nylon) or NM (Non-Metallic) cables.

Q: Can I use bare copper wire for outdoor applications?

A: Bare copper wire is commonly used for outdoor applications, especially for grounding systems and in situations where it will be exposed to the elements. It is resistant to corrosion and can withstand outdoor conditions, making it suitable for outdoor electrical connections, such as grounding rods or conductors in direct burial applications.

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