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Machinability of Titanium vs Copper: A Comprehensive Comparison for Industrial Applications

The world of manufacturing is constantly evolving, with new materials and technologies being introduced to improve the efficiency and quality of various products. Among these materials, titanium and copper have emerged as popular choices for a wide range of applications, from aerospace and automotive to electronics and medical devices. In this blog post, we will dive deep into the machinability of these two metals, comparing their properties, advantages, and challenges to help you make an informed decision for your next project.

Introduction to Titanium and Copper

Before we get into the machinability aspects, let's briefly introduce these two metals and their common uses.

Titaniumis a strong, lightweight, and corrosion-resistant metal that has been used in various industries since its discovery in the late 18th century. Its high strength-to-weight ratio, excellent heat resistance, and biocompatibility make it a popular choice for aerospace, automotive, medical, and marine applications.

Copper, on the other hand, is a soft, malleable, and ductile metal with excellent electrical and thermal conductivity. It has been used by humans for thousands of years, with its primary applications being in electrical wiring, electronics, and plumbing systems.

Machinability Factors

Machinability refers to the ease with which a material can be cut, shaped, or otherwise manipulated using machine tools. Several factors contribute to the machinability of a material, including its hardness, strength, ductility, and thermal conductivity. Let's compare these factors for both titanium and copper.

Hardness and Strength

Titanium is known for its high strength and hardness, which can make it more challenging to machine than softer metals like copper. The high strength-to-weight ratio of titanium means that it is more resistant to deformation, which can cause increased tool wear and potential tool breakage during machining operations. However, this also means that titanium components can be designed with thinner walls and more intricate features, potentially reducing the overall weight and cost of a part.

Copper, being a softer and more ductile metal, is generally considered easier to machine than titanium. Its lower strength and hardness mean that it can be more easily cut, shaped, and otherwise manipulated using standard machine tools. This can result in faster machining times and lower tool wear compared to titanium.

Ductility and Chip Formation

The ductility of a material plays a significant role in its machinability, as it affects how easily chips can be formed during cutting operations. Titanium's ductility is relatively low compared to copper, which can result in the formation of long, stringy chips that can be challenging to manage during machining. These chips can wrap around the tool or workpiece, potentially causing damage or affecting the quality of the finished part.

Copper, with its high ductility, typically forms short, easily manageable chips during machining. This can lead to smoother cutting operations and less concern about chip management compared to titanium.

Thermal Conductivity

Thermal conductivity is another important factor in machinability, as it affects how heat is generated and dissipated during machining operations. Titanium has relatively low thermal conductivity, meaning that heat generated during cutting operations is not easily dissipated away from the cutting zone. This can result in high temperatures at the cutting edge, increasing tool wear and potentially affecting the quality of the finished part.

Copper, with its excellent thermal conductivity, is able to dissipate heat more effectively during machining operations. This helps to reduce tool wear and maintain more consistent cutting temperatures, potentially improving the quality of the finished part.

Advantages and Challenges of Machining Titanium and Copper

Now that we've compared the machinability factors of these two metals, let's discuss some of the advantages and challenges associated with machining each material.



High strength-to-weight ratio allows for lightweight, strong components

Excellent corrosion resistance and biocompatibility for a wide range of applications

Good heat resistance for high-temperature environments


High strength and hardness can result in increased

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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