CNC vs. conventional machining

CNC machining can boost accuracy, precision, productivity and safety. Photo: Inventables.

CNC machining technology has many of the same characteristics of conventional machining — the most important being the craftsmen who take pride in producing high-quality products. 

But CNC machines have a distinct advantage: They make the process of designing, cutting, and building products more sophisticated and easy to carry out, but what’s the real difference between CNC and conventional machining?

Let's dive into the specific differences so you can decide for yourself.

With CNC machines, here are the top four advantages over traditional machines:

Accuracy. You can achieve a higher level of accuracy. Additionally, using CNC technology allows you to fabricate more products and products without sacrificing precision to human error.

Productivity. You can see your CNC machine as another employee (who doesn't need a lunch break). CNC machines can operate all day, every day. They're highly durable, which means that your business's productivity will skyrocket. With conventional machines, you can streamline your processes. But that's no match for the speed and efficiency of CNC.

Labor. Even if you're a one-person shop, you can appreciate the labor savings available when you invest in CNC technology. 
If you have one or more employees, you'll see a significant reduction in the amount of work required to produce each product and part. 

And since CNC machines can handle much of the work you must perform manually on traditional machines, you'll drastically improve your shop safety record and reduce your labor expenses.

Safety. Depending on the laws in your state, you must maintain workers' compensation insurance once you reach a certain number of employees. Since CNC machines require less maintenance and enhanced safety features, you'll see fewer workplace injuries. Fewer injuries = you'll find it easier to attract qualified employees.

Pros of conventional machining:

  • Simple
  • Affordable
  • Maintains skills

Cons:

  • Limited capacity
  • Prone to errors, which means money wasted
  • Greater risk of injury
  • Higher labor costs

Pros of CNC:

  • Affordable (depending on the brand)
  • Easy to use (depending on the brand)
  • Speed
  • Accuracy
  • Precision
  • Productivity
  • Durable components (fixtures and tools)
  • Lower labor costs

Cons of CNC:

  • Can require complex programming (depending on the brand)

Source: Inventables. For more information call 312-775-7009 or visit Inventables.com

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