What is CNC machining, exactly?

CNC machining is a type of subtractive manufacturing, which means that during the production process, material is removed rather than added. This means that CNC machining begins with a block of material (referred to as a blank) and swiftly removes material with moving cutters to produce the finished product.

The world of engineering has seen a dramatic transformation thanks to CNC machining. Today, practically every technical business uses it as one of the most common digital manufacturing techniques.

Cnc milling

We’re thrilled to explain what CNC machining is and how it functions to you today as industry leaders that are passionate about all things CNC.

Among the several CNC machine types are:

Milling machines: To remove material, milling machines employ a rotating cutter.

Drills: To make holes and various shapes, a drill rotates a drill bit against the material.

Lathes: To shape material to specifications, lathes gradually spin it against a cutting tool.

Waterjet, laser, and plasma cutters: These devices employ cutting-edge technology to cut items out of sheet metal.

CNC machines are ideal for high-volume applications because they automate several milling jobs with high levels of precision.

Applications for CNC (computer numerical control) machines

Due to its adaptability, CNC machines are used in a number of applications. When used in an industrial setting, CNC machines can:

Manufacturing processes: Businesses in the manufacturing industry that require automated processes might enhance their capabilities with CNC machines.

Rapid prototyping: A CNC machine can quickly and precisely produce prototype parts.

CNC machines have a wide range of uses in numerous industries since they can handle both 2D and 3D designs.

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A variety of industries use CNC milling and machining, including:

Automotive \Aerospace \Medical \Agriculture \Construction \Dental \ Electronics \Metalwork \Publishing \Production \Manufacturing \Transportation \Hospitality \Woodwork

Manufacturers can produce precision made-to-order items using this technique.

What benefits do cnc machines offer?

  • Zero Errors and Higher Accuracy

Precision turning machines avoid the chance of human mistake entering into the manufacturing process and resulting in faults because they operate autonomously and without any operator interference. The machines can give more accuracy with no errors when codes and software programs guide the entire operation.

  • Quicker and More Effective Production

These machines can operate nonstop for a full seven days a week without getting tired or needing breaks.

  • Improved Staff Safety

These machines may operate without an operator, which lowers the danger of injuries and reduces the likelihood of mishaps.

In order to avoid malfunctions, human interaction is reduced to a supervisory role where they can remotely monitor the operation of the software programs. This reduces the need for engagement and makes the workplace safer.

  • Lower Production Costs as a Result of CNC Machining

With the aforementioned benefits in mind, it should be obvious that using CNC machines for the precise turning of components can significantly reduce production costs. First off, it increases manufacturing and assembly efficiency and scalability without increasing material waste.

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What Consequences Come with a CNC Milling Machine?

  • Cost

CNC equipment typically cost more and need a larger upfront investment than manual machines.

  • There Are Not Enough Trained Technicians

Even though much of the machining is automated, highly skilled technicians or experienced engineers are still needed to configure the machines, perform calculations, and oversee the machining process.

  • Material Waste Increased

A subtractive manufacturing technique is CNC machining. Starting with a block of material, various pieces are removed until just the finished product is left. Greater material waste results as compared to additive manufacturing techniques like 3D printing.


JTR can provide you with high-quality CNC machining services, including CNC turning service, CNC milling service, wire EDM service, etc. If you have drawings or want to make CNC machining parts, please contact JTR.

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