CNC Milling Services

CNC milling services can produce complex and precise parts with high accuracy and repeatability, making them a popular choice for prototyping, custom parts, and mass production.

3-axis, 4-axis, 5-axis CNC Milling Services are available
Rapid services, your parts can be shipped as fast as 3 days
CNC milling metal and plastic are available
Tolerances of ±0.005mm are achievable

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Fastest Delivery

3 Days

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Type of  CNC Milling Services

Conventional CNC Milling uses many complicated signals and inputs from the computers to operate. All the tools manipulate and cut the metalwork on signals produced by the computers. 

injection molding

3 axis CNC milling

This CNC milling process can be moved on the X, Y, and Z axes and can only do surface milling. It is suitable for manufacturing two-dimensional or simple three-dimensional parts, such as flat and simple curve parts, models, etc.

4 axis CNC milling

4 axis milling machines can rotate around A fixed axis, often referred to as the A-axis or axis of rotation, in addition to moving on the X, Y, and Z axes. This process can be used to process complex three-dimensional parts.

CNC Machining Services
5 axis CNC milling

This milling machine has the ability to move on the X, Y, and Z axes and rotate around two axes of rotation (A and B). The 5-axis CNC milling machine can handle more complex shapes, it is suitable for high precision parts manufacturing.

Overview of CNC Milling Process

CNC milling is a highly precise and efficient process that can create complex shapes and parts with tight tolerances. It is widely used in industries such as aerospace, automotive, and medical device manufacturing, among others.

Program Develop Design

1. Desgin Model

Designing and developing a CAD model(This might be the most important step to be done on the CNC milling machines.)

Mold Making

2. Program Develop

Once the model is made, it is coded to develop a CNC program, the machine can further work on the design Program. 

Setting Machine

3. Setting Machine

Setting the CNC machine, The CNC machine has to do a lot of precise work, you need to set it very carefully, or it might spoil the workpiece.

digital manufacturing

4. Start Milling

Once you are done with setting up the milling machine, you need to switch it on and place the workpiece metal to start the operation.

How does it work?

CNC Milling Service

CNC (Computer Numerical Control) milling is a process used to create complex and precise shapes by removing material from a workpiece using a cutting tool controlled by a computer program. Here’s how it works:


The first step in CNC milling is creating a 3D digital design of the part or component to be milled using computer-aided design (CAD) software. The design is then converted into a format that can be read by the CNC milling machine.


The converted design is loaded into the CNC milling machine's computer control system, which converts it into machine-readable code (G-code). This code contains instructions on how the cutting tool should move and remove material from the workpiece.


The workpiece is then secured onto the milling machine's worktable using clamps or other methods. The cutting tool is also installed and adjusted according to the required specifications.


Once everything is set up, the CNC milling machine is started, and the cutting tool moves according to the G-code instructions. The cutting tool removes material from the workpiece in a series of passes until the desired shape is achieved. During the milling process, the cutting tool may need to be changed or adjusted to achieve the desired result.


After the milling process is complete, the workpiece may require additional finishing steps, such as sanding or polishing, to achieve the desired surface finish.

Available materials for CNC Milling Services

Metal Materials


Stainless steel

Mild, Alloy & Tool steel

Other Common Metals



Mild steel 1008

Brass 260



Mild steel 1018

Brass 2680



Mild steel 1020

Brass 360



Mild steel 1025

Brass 385



Mild steel 1045(#45)

Brass H59



Alloy steel 1215

Brass H62



Alloy steel 4041


ADC12 (A380)


40Cr steel

Copper 101


Alloy steel 4130

Copper 110


Alloy steel 4137

Titanium TC2


Alloy steel 4140

Titanium TC4


Alloy steel 4040

Titanium TC5

Tool Steel A2

Tool Steel A3

Tool Steel D2 (Mould steel)

Tool Steel S7

Plastic Materials

Commom Plastic

Reinforced Plastic


Garolite G-10


Polypropylene (PP) 30%GF

Nylon 6

Nylon 30%GF

Delrin (POM-H)


Acetal (POM-C)

PMMA (Acrylic)







PTFE (Teflon)

Tolerance for CNC Milling Services

Limits for nominal size

Metals (ISO 2768- f)

Plastics (ISO 2768- m)

0.5mm* to 3mm



Over 3mm to 6mm



Over 6mm to 30mm



Over 30mm to 120mm



Over 120mm to 400mm



Over 400mm to 1000mm



Over 1000mm to 2000mm



Applications of CNC Milling Services

The CNC milling sevices can be used for various purposes, but it has been a massive part of the metal industry. They have been used in places where metal cutting is required according to the designs, and such cuttings must be done very precisely.


The automobile industry is using the metal cutting tools such as the CNC milling machine very frequently. The automobile industry uses metal pieces to build up different engines and vehicles.

sheet metal

Metal fabrication

There are many companies that require metal fabrication for building up different machines and more. The CNC milling machine can be used for metal fabrication very precisely. 

Metal extraction

The CNC lathes are among the most used machine tools that have helped in the process of metal extraction. It can help in extracting metal precisely with more efficiency than other processes.


The CNC machines can also be used in the process of packaging. These machines make precise grooves during the packaging process. It will help improve the grip, which makes these machines great to use. 


Most of the prototypes and parts of the aerospace machines are made by the CNC milling processes. one can be sure of the fact that the machines are made very precisely, and they work in harsh conditions efficiently.

Oil and gas companies

Oil and gas companies, do use a lot of solid containers and storage tanks that can help in the transportation of oil and gas from one place to another and tolerate intense pressure and harsh conditions.


There are a lot of instruments that are currently used in agriculture that are being manufactured by CNC machinery. This equipment might be used for long-term procedures or even short-term procedures.

Medical industry

The medical industry is also using CNC milling machines to create unique equipment. With the CNC machines, the instruments can be given high tolerance that makes them very strong and robust to be used.

Advantages for CNC Milling Services

Producers minimal waste

The computerized CNC machine cuts through the metal piece and produces an exact design with minimal waste. they are environment friendly and will save a lot of money and manpower.

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Amazing accuracy

The CNC milling process can give excellent accuracy with minimal errors. Since the process of CNC milling is entirely regulated by special CNC machines, the chances of error are minimal and next to zero.

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Faster production

These machines can produce precise fragments of metals and other substances very fastly. the milling machines can work for more than 24 hours continuously; hence it is a great device to use, and the process can be used for fast production.

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Quicker assembly

The CNC milling process uses CNC machines that are not that complicated to assemble. CNC machines are most easy to assemble and use. The manual assembly is straightforward, and even a single person can assemble the entire machine.

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Better safety

Once the software gets activated from the program or the code, there is minimal manual work to be done. The machine cuts the metal itself, and hence there is nothing to worry about as one won’t get very close to the high-speed rotating blade.

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Reduction in energy consumption

The machines which are used in CNC milling consume minimal energy. automobile, and even air space are using CNC milling machines very frequently. One of the reasons why they are using these machines very often is their ability to work with minimal energy.

CNC Machining FAQs

A: CNC machining is a wide-ranging manufacturing category involving multiple computer-managed processes. The objective is to remove enough raw material from a piece to achieve a state of near completion.

A: Aria is a professional CNC machining manufacturer in China, The reliability and precision of high-tech tools powered by sophisticated software programs give CNC machining the ability to quickly generate prototypes and complicated end-use parts having exceptionally tight tolerances. with low cnc machining costs from Chinese.

A: CNC machining is a subtractive manufacturing process. When the material is added instead of removed, it’s called an additive manufacturing process. Examples of subtractive CNC machining include specialized applications such as CNC milling services, turning, surface grinding, and EDM. An example of additive CNC machining is 3D printing.

A: The spinning motion from the CNC machine’s cutter will leave visible tool marks. Although they stand ready for immediate service, they can be further refined with anodizing, painting, polishing, and plating.

Aria supply online cnc machining service, Get Your Free Quote About cnc machined parts Today.

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