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Copper Machining Properties: Unlocking the Full Potential of This Versatile Metal

Copper is a metal known for its excellent electrical and thermal conductivity, corrosion resistance, and malleability. These properties make it an ideal material for various applications, including electrical wiring, plumbing, and heat exchangers. In this blog post, we will explore the unique copper machining properties that make it a popular choice for manufacturers and fabricators.

Machinability of Copper

Copper is known for its excellent machinability, which means it can be easily cut, shaped, and drilled with minimal wear on cutting tools. This is due to its high ductility, which allows it to be deformed without breaking. Copper's machinability is often compared to that of free-cutting brass, which is considered the standard for machinability.

Copper Alloys

Copper can be alloyed with other metals to improve its mechanical properties, making it suitable for a wider range of applications. Some common copper alloys include:

Brass:Copper alloyed with zinc, offering increased strength and corrosion resistance. Brass is widely used in decorative applications, gears, and bearings.

Bronze:Copper alloyed with tin, providing improved strength and wear resistance. Bronze is commonly used in bushings, bearings, and marine applications.

Copper-Nickel:Copper alloyed with nickel, offering excellent corrosion resistance and strength. This alloy is often used in marine and chemical processing applications.

Copper Machining Techniques

There are several machining techniques that can be used to shape and form copper, including:

Turning:A process that involves spinning the workpiece while a cutting tool removes material. Turning is commonly used for creating cylindrical parts and can be performed on a lathe.

Milling:A process that involves moving a rotating cutting tool across the surface of the workpiece. Milling can be used to create flat surfaces, slots, and complex shapes.

Drilling:A process that involves creating holes in the workpiece using a rotating cutting tool. Drilling is often used in conjunction with other machining processes to create holes for fasteners or other components.

Grinding:A process that involves using an abrasive wheel to remove material from the workpiece. Grinding is typically used for finishing operations, such as creating a smooth surface or achieving tight tolerances.

Tips for Successful Copper Machining

To ensure successful copper machining, consider the following tips:

1. Choose the right cutting tools:Use sharp, high-quality cutting tools made from materials like carbide or high-speed steel (HSS) to minimize tool wear and ensure clean cuts.

2. Optimize cutting parameters:Adjust cutting speeds, feeds, and depths of cut to minimize tool wear and maximize material removal rates.

3. Use proper coolant and lubrication:Apply cutting fluids to reduce heat and friction, which can lead to tool wear and poor surface finish.

4. Control burrs:Copper is prone to forming burrs during machining. Use sharp cutting tools and appropriate cutting parameters to minimize burr formation.

In conclusion, understanding the unique copper machining properties is crucial for unlocking the full potential of this versatile metal. By selecting the right copper alloy, using appropriate machining techniques, and following best practices, manufacturers and fabricators can create high-quality, precise components for a wide range of applications.

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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