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Efficient Machining Techniques for Copper Factories

Copper is an essential material in various industries due to its excellent electrical and thermal conductivity, malleability, and ductility. As a result, copper factories must employ efficient machining techniques to produce high-quality products that meet the demands of their clients. In this blog post, we will explore some of the most effective machining methods for copper, discuss the challenges faced by copper factories, and provide tips on how to overcome these obstacles and improve productivity.

Challenges in Machining Copper

Copper is a soft and ductile metal, which can make it challenging to machine. Some of the most common issues faced by copper factories during the machining process include:

1. Built-up edge (BUE):Copper's ductility can cause the material to stick to the cutting tool, leading to a built-up edge. This can result in poor surface finish and reduced tool life.

2. Work hardening:Copper tends to work harden during machining, which can make it difficult to achieve precise dimensions and maintain tight tolerances.

3. Tool wear:The softness of copper can cause rapid tool wear, leading to frequent tool changes and increased production costs.

4. Chip control:Copper's ductility can lead to long, stringy chips that are difficult to break and control, potentially causing damage to the workpiece or machine.

Efficient Machining Techniques for Copper

To overcome the challenges associated with machining copper, copper factories can employ several techniques to improve efficiency and productivity. Some of these techniques include:

1. Choosing the Right Cutting Tools

Selecting the appropriate cutting tools is crucial for efficient machining of copper. Some tips for choosing the right tools include:

Use sharp, polished tools with a positive rake angle to minimize built-up edge and improve surface finish.

Opt for tools made of carbide or coated carbide materials to increase tool life and reduce wear.

Employ tools with large relief angles to prevent rubbing and reduce the risk of work hardening.

2. Optimizing Cutting Parameters

Adjusting cutting parameters such as speed, feed, and depth of cut can significantly impact the efficiency of the machining process. Some tips for optimizing cutting parameters include:

Use high cutting speeds to minimize work hardening and reduce tool wear.

Employ low feed rates to prevent built-up edge and improve chip control.

Opt for shallow depths of cut to minimize the risk of work hardening and reduce tool wear.

3. Implementing Effective Chip Control Strategies

Proper chip control is essential for efficient machining of copper. Some strategies for managing chips include:

Use high-pressure coolant to flush chips away from the cutting zone and prevent them from sticking to the tool or workpiece.

Employ chip breakers or chip control inserts to break long, stringy chips into smaller, more manageable pieces.

Utilize a proper chip conveyor system to remove chips from the machine and maintain a clean working environment.

4. Employing Advanced Machining Techniques

Advanced machining techniques such as high-speed machining (HSM), cryogenic cooling, and minimum quantity lubrication (MQL) can significantly improve the efficiency of copper machining. These techniques can help to:

Minimize work hardening by reducing heat generation during the cutting process.

Extend tool life by reducing friction and wear.

Improve surface finish by reducing built-up edge and minimizing tool deflection.


Machining copper presents unique challenges for factories, but with the right techniques and strategies, it is possible to overcome these obstacles and achieve efficient, high-quality production. By selecting the appropriate cutting tools, optimizing cutting parameters, implementing effective chip control strategies, and employing advanced machining techniques, copper factories can improve productivity and meet the demands of their clients in various industries.

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


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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

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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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