Application Of CNC Milling

The CNC machining quality is stable, the machining accuracy is high, and the repeat accuracy is high. Under the conditions of multi-variety and small batch production, CNC machining has high production efficiency, which can reduce the time of production preparation, machine tool adjustment and process inspection, and reduce the cutting time due to good use and cutting volume.

Milling is the most common type of CNC machining. The rotating cutting tools involved in the milling process remove small pieces of material from the workpiece to shape the workpiece or punch holes. The CNC milling process can process many different types of metals, plastics and woods to accurately manufacture complex parts.

CNC milling equipment continues to evolve over time, providing more complex milling functions at a faster rate. The global CNC machining market is expected to continue to grow exponentially, partly because of continuous technological advancement. These include everything from tiny precision parts used in spacecraft to large ship propellers. Below is more information about the industrial applications of CNC milling available today.

aluminum machining coolant

Manufacturers use CNC machining to manufacture components for many industries. Both CNC milling machines and lathes can mass produce products or be used to manufacture some customized parts. This ability to precisely customize components is a key reason why many manufacturers use CNC machining to make parts. Although machining shops use milling and lathes to manufacture parts for industrial applications, certain industries rely exclusively on CNC milling services to process certain parts.


CNC milling plays a vital role in the manufacture of aerospace components and standardizes this process. Aerospace equipment uses a variety of hard metals and special materials to manufacture parts with functions ranging from decorative to critical. CNC milling can better complete difficult-to-machine materials, such as Inconel, a nickel-chromium high-temperature alloy. Milling is also essential for manufacturing precise steering equipment.


The machining shop also uses CNC milling to manufacture many parts used in agricultural equipment manufacturing. With large-scale and short-term production capabilities, it can produce general-purpose parts and unique components for special case equipment.


Since the introduction of Henry Ford’s Model T in 1908, automakers have been using new technologies to simplify production. Auto assembly lines are increasingly using automation to improve efficiency, and CNC machining is one of the most valuable tools for automakers.

electronic product

As one of the largest industries in the world, electronic products benefit greatly from CNC machining. The versatility and accuracy of this technology make CNC milling machines and lathes particularly suitable for shaping various plastic polymers, as well as conductive metals and non-conductive dielectric materials.

Motherboards and other electronic hardware require precise configuration to provide fast and complex performance. Milling can create tiny engraved figures, precision machined and machined depressions and holes, and other complex features of electronic parts.


The energy industry uses CNC milling to mass-produce components for various applications. Nuclear power plants require very fine parts, and the natural gas and oil industries also rely on CNC machining to produce parts that keep the fuel flowing. Hydropower, solar and wind energy suppliers also use CNC milling and turning to manufacture system components that ensure continuous power generation.

Another industry that requires tight tolerances for safety-critical applications of CNC lathes is the oil and gas industry. The department uses CNC milling machines to manufacture precise and reliable parts such as pistons, cylinders, rods, pins and valves.

These parts are usually used in pipelines or oil refineries. They may need a small amount to fit a specific quantity. The oil and gas industry often requires corrosion-resistant machinable metals, such as 5052 aluminum.

cutting fluid


Medical manufacturers use CNC milling machines and lathes to manufacture necessary medical equipment and tools, including prostheses that require precise and unique designs.

CNC milling enables medical equipment to retain precise design features on a variety of metal and plastic substrates, as well as to quickly create components and products, so the company can stay ahead of the medical technology curve.

Since this process is suitable for one-off customized parts, it has many applications in the medical industry. The tight tolerances provided by CNC machining are essential for the high performance of machining medical components.


Modern CNC milling machines can be traced back to the early manual machine tools 200 years ago, which produced uniform weapon parts for the military in batches. This tradition continues as the defense industry uses CNC milling and turning techniques to manufacture prototypes and mass-produced parts. Many of these machined parts have migrated to other industries, and innovations originally developed for military applications now benefit aerospace, electronics, medical, and other industries.


Mechanical automation and intelligence are becoming more and more popular. Many automation industries need to be designed and customized according to customer requirements to meet the different needs of customers. All technologies require precision to work properly. CNC milling machines follow the design to the final details. This ensures that products with multiple parts and layers can be assembled quickly without errors or misalignments.

At the same time, CNC milling is fast and convenient. You only need to set up the machine to quickly complete the milling of parts according to the settings. CNC can also create various replacement parts. This is because the turnaround time is fast and there is no minimum required number of parts.

CNC milling has many applications in various industries. No matter which industry you are in, there will definitely be some type of CNC milling practice that suits your needs.

At SANS Machining, we provide a wide range of quality, high performance and easy-to-use CNC machining processes. Our engineers have many years of machining experience and have a comprehensive understanding of these machining processes. You can ensure that you get the best service at a competitive price.

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