Cutting and Weld Prep Articles


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Understanding plasma cutting duty cycle

March 8, 2017 | By Jim Colt

Determining duty cycle is tricky because there is no agreed-upon standard among manufacturers. How do you determine a system’s duty cycle, and how do you know if a particular system will meet your needs?

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6 ways to optimize a waterjet for your shop

January 31, 2017 | By Chip Burnham

A waterjet can be outfitted to fit your shop's unique needs. Knowing how they work, benefits and how to make them more productive will help you get the most out of your waterjet, from art to part.

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Failure modes and solutions for ID scarfing tools

November 21, 2016 | By Mike Nelson

Scarfing tools are prone to chipping and breakage caused by mechanical vibrations and thermal shocks. Understanding the causes of these problems is the first step in extending scarfing tool life.

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When weld prep matters

September 19, 2016 | By Amanda Carlson

A welding and fabrication company specializing in large-diameter pipe found that a switch in its grinding consumables made all the difference in safety, productivity, and weld quality.

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Wire brushes, grinding wheels, and flap discs, oh my!

September 19, 2016 | By Rick Hopkins

Do you know the difference between a wire brush, a grinding wheel, and a flap disc? Knowing this can help ensure you are spending more time welding and less time cleaning and making repairs.

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Band saw basics: 5 keys to good cutting

August 29, 2016 | By Jim Larson

There are five keys to making a quality cut: coolant, the blade, downfeed, workpiece support, and machine maintenance. If you understand these critical factors, you should be able to achieve good cuts every time.

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AI Industries builds with automation push

August 4, 2016 | By Robert Colman

Some people look at automation in a manufacturing setting as a threat to future job creation. That’s not the case for Surrey, B.C., Canada-based AI Industries. It has invested in automated processing equipment for its structural steel fabricating business and grown its work force simultaneously.

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The Cutting Top 20

February 4, 2016 | By Michelle Chamberlain

These top 20 cutting and gouging tips will help get you on your way to cutting efficiently and with good quality.

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Cutting processes displayed and debuted at FABTECH®

January 27, 2016 | By Eric Lundin

A tour of FABTECH revealed that many changes are afoot regarding cutting, especially among laser manufacturers. Editor Eric Lundin provides an overview of some of the technologies that were display at the 2015 expo.

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A chase to the cut

November 10, 2015 | By Douglas Shuda

To best evaluate which process is best for you, you must first understand your application and define your needs and limitations, all while accounting for new opportunities and future goals. By doing so, you best match the system capability with your needs, allowing you to take full advantage of the productivity, versatility, and quality benefits that automated cutting has to offer.

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Welding prep in pressure vessel fabrication

October 28, 2015 | By Tony Hufford

The welds in pressure vessel fabrication have to be of the highest quality. The proper surface preparation tools and techniques can help to ensure those critical welds pass the toughest inspections.

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Oilfield components fabricator finds success in sawing heavy-wall tube

August 24, 2015 | By Eric Lundin

When oilfield components and systems supplier Tri-Alta used an old manual band saw for cutting tube to length, it experienced no shortage of difficulties in blade failures, inaccurate cuts, and part misalignment. The company invested in a modern band saw from Behringer with automated downfeed pressure sensing, blade tension monitoring, and a material handling system.

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Cutting metal with cutting wheels

July 27, 2015 | By Tony Hufford

Resinoid-bonded cutting wheels can address a variety of routine manual metal applications in which flexibility and portability are necessary. By following a few best practices, you can extend wheel life, promote safety, and improve productivity and efficiency within the process.

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Troubleshooting CNC plasma cutting, Part II

May 6, 2015 | By Jim Colt

The four most common cut quality issues for fabricators are dross, edge angularity, material warpage, and metallurgy of the plasma-cut edge. Your ability to achieve the best results depends on the system, torch, and consumables you are using, as well as the accurate control of such highly critical parameters as pierce height, cut height, amperage, gas type and flow rate, and cut speed.

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Troubleshooting CNC plasma cutting: Part I

March 13, 2015 | By Jim Colt

Hole quality is one of the most frequently discussed topics in regards to CNC plasma cutting. Regardless of what type of machine you use, there are a few tips and tricks you can employ to achieve your desired hole cut quality.

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