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Revolutionizing the Wire Industry: PVC Insulated Copper Wire Making Machines


The wire and cable industry has come a long way since its inception, with continuous advancements in technology and materials. One such innovation is the use of PVC (Polyvinyl Chloride) insulation for copper wires. PVC insulated copper wires are widely used in various applications, including electrical wiring, telecommunications, and automotive industries. These wires offer numerous advantages, such as excellent electrical insulation, high flame retardancy, and resistance to chemicals, moisture, and abrasion. To cater to this growing demand, wire manufacturers are investing in PVC insulated copper wire making machines. In this blog post, we will explore the workings of these machines and their impact on the wire industry.

The PVC Insulated Copper Wire Making Process

The process of manufacturing PVC insulated copper wires involves several stages, including wire drawing, annealing, insulating, and coiling. Let's take a closer look at each step:

1. Wire Drawing

The first step in the process is wire drawing, where copper rods are drawn through a series of dies to reduce their diameter and increase their length. This process also helps in improving the mechanical properties of the copper wire, such as tensile strength and flexibility. The wire drawing machine plays a crucial role in this stage, allowing manufacturers to produce wires with a consistent diameter and a smooth surface.

2. Annealing

After the wire drawing process, the copper wires are subjected to annealing. This is a heat treatment process that softens the wire and improves its ductility. Annealing is essential for PVC insulated copper wires, as it allows the wire to bend and flex without breaking. The annealing process is carried out in a controlled environment using a specialized annealing machine.

3. Insulating

The next step is insulating the copper wire with PVC material. The PVC insulation is applied using an extrusion process, where the copper wire is fed through an extruder that coats the wire with a layer of PVC compound. The thickness of the insulation can be adjusted according to the specific requirements of the application. The extrusion process ensures a uniform and consistent layer of insulation around the copper wire, providing excellent electrical and mechanical protection.

4. Coiling

Finally, the PVC insulated copper wires are coiled onto spools or reels for easy storage and transportation. The coiling process is carried out using an automatic coiling machine that ensures a neat and organized winding of the wire.

Advantages of PVC Insulated Copper Wire Making Machines

Investing in a PVC insulated copper wire making machine offers numerous benefits for wire manufacturers, including:

1. Increased production capacity:These machines are designed to handle high production volumes, allowing manufacturers to meet the growing demand for PVC insulated copper wires.

2. Improved product quality:The use of advanced technology in the wire making process ensures a consistent and high-quality end product. This translates to better performance and longer life for the PVC insulated copper wires.

3. Reduced labor costs:The automation of the wire making process reduces the need for manual labor, resulting in significant cost savings for manufacturers.

4. Enhanced safety:The use of PVC insulation offers excellent flame retardancy and electrical insulation properties, making the wires safer for various applications.

5. Eco-friendly production:PVC insulated copper wire making machines are designed to minimize waste and energy consumption, contributing to a more sustainable wire manufacturing process.


PVC insulated copper wire making machines have revolutionized the wire industry, offering manufacturers an efficient and cost-effective solution for producing high-quality insulated copper wires. These machines have not only helped manufacturers meet the growing demand for PVC insulated copper wires but also contributed to a safer and more sustainable wire production process. By investing in these advanced machines, wire manufacturers can stay ahead of the competition and cater to the ever-evolving needs of the market.

CNC Copper Machining

CNC Machining Copper Material is good electrical conductivity, thermal conductivity, it is soft and good for machining as it has high plasticity, it is easily and rapidly to carry out desired shape as machining cutter can run faster than other steel materials, and also reach high precision.

Copper has a shiny reddish-orange finish, which varies slightly based on the surface finish method. Copper can be media-blasted and polished to achieve many different cosmetic surface finishes.

CNC Machining Copper Parts are widely used in the manufacture of electrical wires, cables, electric brushes, electric spark, and other electrical devices and products.

CNC Copper Machining

Benefits of CNC Copper Machining

1/ CNC Machining Copper Parts are excellent in electricity conductivity, supporting very good electric function

2/ CNC Machining Copper Parts are soft, easy to design into different shape, also suitable for many processes

3/ Copper is easy for cutting and machining, its production efficiency is much higher than steel series

4/ Good propriety for bending and shaping

5/ Heat transferring function very good, high resistance, temperature stability, long durable using

6/ Stable surface, non-surface treatment is durable, electroplating is also used on copper parts

CNC Copper Machining

Composition And Property of CNC Machining Copper

Copper Property Alloy Type Content Melting Point Hardness Tensile Strength Density
Cu-based Zn, Sn, Si, Al, Ni 1083°C HB35-45 Low 8.9 g/cm3

Common Materials Code of CNC Machining Copper

Copper Alloy Workable Processes Surface Finishing for Copper Parts Materials Code
CNC Turning, CNC Milling, CNC Drilling, Molding, Forging, Fabrication, Welding, etc. Passivation, Anodizing, Plating, Chemical Polishing, etc. Copper 110
Copper 101
Copper 145
other more Copper Alloy

Asianstar: Professional CNC Machining Supplier

From year of 2005, Asianstar Company establish the CNC Machining Factory in Guangdong Province, China.
We mostly provide CNC Turning, Milling, Drilling, Grinding, and Multi Machining processes service on various materials.
With the Belief of becoming a key supplier in the supply-chain of Precision Components, we strictly control our product quality, keep high precision on our components production, buildup the whole-process QC System and submit the satisfaction for every order.
By long term development, we have buildup partnership with world-wide clients, supporting our partners in Designing, Optimizing, Producing and Testing on each type of components.


Advantages of Asianstar CNC Copper Machining

Strong Facilities

Asianstar many CNC and stamp machines allow us to produce various copper parts, different sizes, and structures are all well done by suitable solution

Long-term Skills

Asianstar professional engineers team has experience from year 2005, producing copper parts for world wide electric products

Stable Quality

Asianstar QC system and QC tools guarantee our products are perfect result. We have procedures to control copper parts quality during production

Competitive Price

Asianstar aim to buildup partnership with clients, always choose best suitable facilities to carry out the components in competitive prices


CNC Brass Machining


CNC Machining Brass material is used for wide range components, we support clients to produce a variety of parts such as gears, locks, electronics, pipe fittings, etc.

CNC Copper Machining


CNC Machining Copper material is soft and easy to machining on different shape of components. We mostly produce copper components for electric devices by machining and stamping

CNC Aluminum Machining


CNC Machining Aluminum materials is one of our most used materials. We support clients to turning, drilling or milling on aluminum material from size 0.5mm to 470mm

CNC Stainless Steel Machining

Stainless Steel

CNC Machining Stainless Steel are common material for wide range components, we produce Stainless Steel turning parts, milling parts, high smoothness components, etc.

CNC Titanium Machining


CNC Machining Titanium material brings components superb features, we use titanium to produce high precision work-piece for clients from aircraft, aerospace, medical devices

CNC Plastic Machining


Our CNC Machining Plastic materials includes ABS, HDPE, LDPE, Nylon, POM, Peek, Polycarbonate, etc. We produce them in high precision and high smoothness.


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