by Bob Warfield | Apr 13, 2023 | Blog, CNC Basics, CNC Manufacturing & Job Shops, Feeds and Speeds, Tools and Techniques
Hello CNC’ers! Today, we’ll discuss tool wear and how you can diagnose it for a job. In general tool wear is loss of material from a cutting tool. Wear entails a loss in the volume and geometry of the tooling. Wear of tools is caused by several...
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![Corner Radius End Mills [Bull Nose]: Guide](https://www.cnccookbook.com/wp-content/uploads/2023/03/img_6407a873c2362.png)
by Bob Warfield | Mar 7, 2023 | Blog, CNC Basics, Feeds and Speeds, Tools and Techniques
What is a Corner Radius Endmill (or Bull Nose end mills) Corner radius end mills also called bull nose end mills) are normal square end mills that have a slight radius ground into their edges. The radius helps distribute cutting forces evenly to prevent damage to the...
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by Bob Warfield | Mar 1, 2023 | Blog, CADCAM, CNC Basics, CNC Manufacturing & Job Shops, CNC Router
What Is a CNC Machine? CNC stands for Computer Numerical Control, and it just means machines whose cutting is controlled via computer. What’s Different about Wood CNC machines? Nothing has to be different about a Wood CNC Machine. There are plenty of companies...
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![CNC Router Software: Easy Guide [ Beginner to Advanced ]](https://www.cnccookbook.com/wp-content/uploads/2022/10/img_635976e28def5.png)
by Bob Warfield | Oct 26, 2022 | Blog, CADCAM, CNC Basics, CNC Router, Feeds and Speeds, GCode, Software, Tools and Techniques
Introduction This article will walk you through the basic types of software for CNC Routers. Most folks will not use all of the cnc software described here. But it’s good to know what is out there in case you do have a problem one of these cnc software packages...
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![Swarf [Easy Guide with Tips and Techniques]](https://www.cnccookbook.com/wp-content/uploads/2022/10/img_633b181fa8f4f-800x675.png)
by Bob Warfield | Oct 3, 2022 | Blog, CNC Basics, CNC Manufacturing & Job Shops, Tools and Techniques
What is Metal Swarf and Chips? In metalworking, metal swarf is the metallic chips that are leftover when machining the metal to shape. The history of the term “swarf” is interesting. In Middle English geswearf means “iron filings” or...
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by Bob Warfield | Sep 23, 2022 | Blog, CNC Basics, Tools and Techniques
What is Thermal Expansion? Whenever an object is heated or cooled, its length changes by an amount proportional to the original length and the change in temperature. Thermal Expansion is important to machinists because they’re trying to manufacture parts within...
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![Ball Nose End Mill [Easy Guide to Ball Cutters]](https://www.cnccookbook.com/wp-content/uploads/2022/09/img_632b3c2348fca.png)
by Bob Warfield | Sep 21, 2022 | Blog, CNC Basics, CNC Router, Feeds and Speeds, Tools and Techniques
What are Ball Nose End Mills? A Ball Nose End Mill, also called a “Ball Cutter”, “Ball End Mill”, or a “Ball Nose Mill” is an End Mill whose tip is ground in the shape of a half sphere. Ball End Mills are always center cutting, so...
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by Bob Warfield | Sep 12, 2022 | Blog, CNC Basics, DIY CNC, Tools and Techniques
Tram is the squareness of your milling machine head to the table and Tramming is the act of adjusting the mill head to be square. There is tram parallel to the x-axis, and tram parallel to the y-axis (sometimes called “nod”). Depending on your machine, you...
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![How much does a CNC Machine Cost? [Complete Guide]](https://www.cnccookbook.com/wp-content/uploads/2022/08/img_630ceeadc8c01.png)
by Bob Warfield | Aug 29, 2022 | Blog, CADCAM, CNC Basics, CNC Manufacturing & Job Shops, CNC Router, DIY CNC, Software, Tools and Techniques
There are literally thousands of CNC machines available in the world’s markets, and they’re aimed at a huge variety of different audiences. These audiences range from Hobbyists through large scale Aerospace Manufacturers that demand the very best CNC...
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![CNC Mill vs Router [How to choose the right one for you]](https://www.cnccookbook.com/wp-content/uploads/2022/06/cnc-router-vs-mill-thumb.jpg)
by Bob Warfield | Jun 30, 2022 | Blog, CNC Basics, CNC Router, DIY CNC
CNC Mill vs Router [How to choose the right one for you] Introduction One of the first decisions you’ll have to make before acquiring a CNC Machine (or building a DIY CNC Machine) is which kind of CNC Machine do you want? This article focuses on comparing two of...
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![Chamfer Mill Speeds and Feeds [ Chamfering Tool Guide ]](https://www.cnccookbook.com/wp-content/uploads/2018/07/img_5b4e249ef1f99.png)
by Bob Warfield | Apr 26, 2022 | Blog, CNC Basics, CNC Router, Feeds and Speeds, Tools and Techniques
Chamfer Mill Speeds and Feeds [ Chamfering Tool Guide ] The Chamfer Mill or Chamfering Tools are an essential part of any CNC’ers tooling. They make it easy to put that nice chamfered edge on parts that is such a signature for CNC machined work. This Easy...
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by Bob Warfield | Mar 29, 2022 | Blog, CNC Basics, CNC Manufacturing & Job Shops, Feeds and Speeds
Recently, I had a question from a reader that I wanted to talk about: I’ve got a question I was hoping you could answer. It seems like a lot of emphasis is put on calculating feeds and speeds based on chip load. I understand how that could be a metric, but...
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