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The Weerg Blog collects up-to-date articles on 3D Printing and CNC Machining.

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Materials and Finishes (3)

shot peening: comparison between shot peened and non-peened parts

2 min read

The advantages of shot peening

Shot peening is an essential mechanic process that is utilized in a variety of different industries. The idea behind shot peening is similar to the age-old process of blacksmiths that hammered metal over and over again to gradually improve its strength.

Shot peening improves the fatigue life of CNC...

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aluminium alloys

4 min read

What are aluminium alloys?

Aluminium alloys are incredibly versatile, sturdy and reliable. For this reason, they are very sought-after in engineering, construction, and automotive applications, making for one of the most widespread metal materials, alongside steel. Keep reading to learn more about the qualities,...

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Piece in Polypropylene

2 min read

What Are the Advantages of Polypropylene?

Discovered by German chemist Karl Rehn and an Italian chemist Giulio Natta in the 1950s, polypropylene (PP) is one of the most spearheading plastics on the market today and is also used in 3D printing. From its high melting point, no reactiveness to water/detergents, crack resistance, and...

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examples differences between nylon PA12 and PA11

3 min read

PA12 VS PA11: WHAT ARE THE DIFFERENCES?

Multi jet fusion 3D printing is growing in popularity in the ever-evolving digital age, and with that inevitably stems rooted curiosity involving the process. For example, one of the leading questions amongst beginners is what exactly isnylon PA11 and nylon PA12, and is there really a significant...

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Four Types of Steel

3 min read

What Are the Four Types of Steel?

Steel is such a powerful element, coming in several distinct grades and holding unique chemical compositions. Now, with steel properties and the different steel alloys being so vast, it might be shocking to realize that all kinds, even CNC machining steel, is composed of just two things: iron and...

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