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Mastering the Art of CNC Engraving on Brass Parts

There's a certain allure to brass – its distinct color, its weighty feel, the way it ages gracefully. Its versatility easily makes it a favorite material for a broad range of applications, including musical instruments, decorative items, and industrial parts. Due to this versatility, it's no wonder that CNC engraving Brass parts has become a popular technique.

When utilizing Computer Numeric Controlled (CNC) engraving, precision and attention to detail reach a new level. This post dives into the nuances of this art form, so buckle up and let's explore this complex but fascinating world.

Understanding Brass

Before diving head-first into the mechanics of CNC engraving, it's important to know your material. Brass is a particularly notable alloy, comprised mainly of copper and zinc. It's known for its malleability, good looks, and resistance to corrosion – making it suitable for an extensive array of applications.

The Power of CNC Engraving

CNC Engraving allows us to turn brass into not just functional, but deeply personalized or intricately detailed parts. Be it a personalized inscription on a brass musical instrument or intricate patterns on decorative brass fittings, CNC machinery can achieve stunning results.

The beauty of CNC engraving is that it manipulates the very best aspects of the brass material. Known for its pliancy and ease of engraving, brass provides a fantastic canvas upon which the CNC machine can work.

What You'll Need

The essentials for this process are the engraving machine itself and the brass workpiece. Depending on the detail of your design, different types of engraving tools or bits may be necessary. Opt for carbide tools for the best results with brass. Other equipment might include calipers, a zero setter, and coolant to keep your bit at optimal working temperature during the engraving process.

Getting Started

Starting from your design – which can be a simple text or complex image – you use CAD/CAM software to generate the toolpaths. These tell the CNC machine exactly where to move the engraving tool to create your design on the brass surface. Here, precision is vital. The complexity of your design might necessitate the use of intricate toolpaths, which the CNC machine can handle beautifully, given the right instructions.

Once the toolpaths are ready, you place the brass part securely on the machine bed, and the engraving begins. What follows next is pure magic – done with exceptional precision & accuracy.

Tips for Precision and Quality

Here are a few tips to ensure quality and precision in your CNC engraved brass parts:

Cutting Speeds & Feeds: Pay attention to your feeds and speeds. These can significantly impact the final product quality. Usually, a slower speed with a faster feed works well with brass parts for quality finishes.

Tool Selection: Choose the correct engraving tool. Consider the shape and size of the tool based on your designs. V-bits are often preferred for detailed designs as they can plunge deeper and still maintain a sharp, clear line.

Coolants & Lubrication: When engraving brass, heat generation can become an issue. Using coolant or a lubricant can help alleviate this problem, ensuring the tool stays cool and the engraving process runs smoothly.

Cleaning: Regularly clean your brass piece during and after the process. Brass chips can clog the engraved lines, so removing these will ensure clean, clear lines.

In all, CNC engraving on brass parts is an art form that combines the accuracy and power of modern technology with a material known for its malleability and beauty. It's a process that requires patience and precision, but the end result – a beautiful, one-of-a-kind piece – is more than worth it. Even better – With every engraved piece, you become more attuned to the nuances of the process, growing as an engraver and artist. So, continue learning, continue experimenting, and most importantly, continue creating – CNC engraved brass parts of your dreams.

cnc engraving brass part

CNC Brass Machining

CNC Brass Machining has very useful properties to produce metal parts.

Brass is soft and easy-machining material for machining components. It is common and popular material for different industries by CNC machining process.

CNC machining brass parts begin as a raw piece of metal which is fixed on cnc machine and starting turning or milling on it to create a desired shape or object.

In this process, a cutter removes brass from raw material into a perfect work-piece, its machining speed is much faster than other hard materials

CNC Brass Machining

Benefits of CNC Brass Machining

1/ CNC Machining Brass Parts are widely used in many fields, supporting very good functions

2/ CNC Machining Brass Parts are soft and tight in sealing function, suitable for many sealing structure

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

4/ Good propriety for forging or casting

5/ Heat transferring function very good, high resistance, rust proof, long durable using

6/ Easy for surface finishing treatment, electroplating is commonly used on brass parts

CNC Brass Machining

Composition And Property of CNC Machining Brass

Brass Property Alloy Type Content Melting Point Hardness Tensile Strength Density
Binary Copper & Zinc 900-940 °C HB80-110 315 MPa 8.53 g/cm3

Common Materials Code of CNC Machining Brass

Brass Alloy Workable Processes Surface Finishing for Brass Parts Materials Code
CNC Turning, CNC Milling, CNC Drilling, Molding, Forging, Fabrication, Welding, etc. Passivation, Anodizing, Plating, Chemical Polishing, etc. Brass 3600
Brass 2600
Bearing Bronze
Beryllium Bronze
other more Brass 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 Brass Machining

Strong Facilities

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

Long-term Skills

Asianstar professional engineers team has experience from year 2005, we produce many brass parts for world wide clients with expertise

Stable Quality

Asianstar QC system and QC tools guarantee our products are perfect result. We have procedures to control brass 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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