Stranded aluminum wire
 
1. Introduction to stranded aluminum wire
Stranded aluminum wire is made of multiple aluminum wires twisted through an efficient twisting process. It has both excellent conductivity and excellent mechanical strength. This product not only plays a key role in power transmission and distribution lines, but is also widely used in various electrical equipment to ensure efficient and safe power transmission.
 
2. Product classification and common alloys
1. Classification
- Steel core aluminum stranded wire (ACSR)
The steel core is used as the main load-bearing structure, supplemented by aluminum wire for coating, so that the conductor can meet high strength requirements and have good conductivity, suitable for high-voltage transmission lines and other occasions.
- Aluminum alloy stranded wire (LHAJ)
The aluminum alloy material is used to improve the performance of traditional aluminum wires. While ensuring the conductive effect, it enhances corrosion resistance and mechanical durability, and is suitable for use in specific environments.
 
2. Common alloy materials
Common alloys include: 1350, 3003, 3A21, 5052, 5083, 5A06, 6061, 6063, 6082, etc. These alloy materials have their own characteristics and can be selected according to different working conditions and performance requirements, which not only meets the conductivity requirements, but also takes into account mechanical strength and corrosion resistance.
 
3. Product specifications and performance characteristics
Stranded aluminum wire provides a variety of specifications and models to adapt to various application scenarios. Its main performance characteristics include:
- Lightweight and high strength
While ensuring excellent conductivity, it significantly reduces the weight of the product, making it easy to install and maintain.
- High conductivity
Excellent conductivity ensures efficient flow of electrical energy during transmission and reduces energy loss.
- Excellent mechanical properties
The material has been precisely processed and has good bending and tensile resistance, and can adapt to complex and changing environmental conditions.
- Strong environmental adaptability
The product has been specially treated with anti-corrosion and anti-aging, and can operate stably for a long time even in harsh climates.
 
4. Production process
The production process of stranded aluminum wire mainly covers the following key steps:
- Raw material processing
Starting from high-quality aluminum ingots, it is smelted and cast into aluminum billets, and then produced into preliminary aluminum wires through precision drawing process to ensure the purity and uniformity of the raw materials.
- Surface treatment
The drawn aluminum wire is cleaned, polished and other surface treatment processes are carried out to enhance its antioxidant capacity and further improve its conductivity.
- Twisting
Multiple treated aluminum wires are evenly twisted according to predetermined process parameters to form a product that is both lightweight and has high conductivity and excellent mechanical strength. The entire production process strictly follows national and industry standards, and each process is carefully controlled to ensure product quality and long-term stability.
 
5. Application fields
Due to its light weight, high conductivity and excellent mechanical properties, stranded aluminum wire is widely used in many fields, mainly including:
- Overhead power lines
Whether it is an urban distribution network or a long-distance transmission system, stranded aluminum wire can achieve efficient and stable power transmission, meeting the strict requirements of different power systems for safety and performance.
- High-voltage transmission lines
Steel-core aluminum stranded wire is particularly suitable for high-voltage environments. Its unique structure can not only withstand large mechanical loads, but also ensure excellent conductivity under high-voltage conditions to ensure power transmission safety.
- Electrical equipment connection
In various electrical devices, control systems and special projects, stranded aluminum wire is used as a key connection element to ensure safe and stable transmission of electrical energy, while meeting specific requirements in equipment installation and operation.
In addition, in some customized projects or special projects, stranded aluminum wires of different specifications and alloy compositions can be selected according to the actual use environment and technical requirements to achieve the best performance matching and economic benefits.
 
6. Why choose Chalco?
As an industry leader, Chalco has many years of practical experience and strong technical strength in the research and development, production and quality control of stranded aluminum wires. The reasons for choosing Chalco are mainly reflected in:
- Strict quality management From raw material procurement to finished product delivery, each process is strictly tested to ensure that the products meet or even exceed national and industry standards in all indicators.
- Advanced production technology Introducing advanced technologies and equipment from home and abroad, continuously optimizing process flow, and continuously improving product performance and stability.
 - Perfect after-sales service Provide all-round technical support and after-sales service, respond to customer needs in a timely manner, and help customers solve various problems encountered during use.
 - Rich project experience We have accumulated rich experience in many power engineering and electrical equipment projects. Our products are widely used and trusted by customers, with a good reputation.
 
7. FAQ
1. What occasions are stranded aluminum wires suitable for?
 Stranded aluminum wires are mainly used in overhead power distribution, high-voltage transmission and connecting wires of various electrical equipment, which can meet the requirements of conductivity and mechanical properties in different scenarios.
 
2. What is the difference between steel core aluminum stranded wire and aluminum alloy stranded wire?
Steel core aluminum stranded wire adopts steel core structure, which is more suitable for bearing larger mechanical loads; while aluminum alloy stranded wire has obvious advantages in improving corrosion resistance and adaptability to specific environments.
 
3. How does Chalco ensure its products?
Chalco strictly produces in accordance with national and industry standards, and each process is strictly tested and monitored to ensure that the product can maintain excellent performance in various use environments.
 
4. How to choose the right stranded aluminum wire?
It should be considered comprehensively according to the actual use environment, line requirements and economic benefits. At the same time, professional technicians can be consulted to select the most suitable product specifications and alloy composition.