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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

Bluing and zincing

3 min read

Bluing and zincing: applications and advantages

In metalworking, including CNC machining, two of the most common finishing treatments are bluing and zincing. Both are used to enhance corrosion resistance and improve the aesthetic appearance of metal components, yet they differ significantly in terms of application process, protection level, and...

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Steel and Aluminium​

3 min read

Steel or Aluminium​?

When selecting materials for CNC machining, steel and aluminium emerge as two of the most common options, each with distinctive characteristics that influence design and production decisions. Understanding the differences between these two metals is crucial for optimising performance, costs and...

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CNC Machining for the Aerospace Industry

4 min read

CNC Machining for the Aerospace Industry

The aerospace industry stands as one of the most technologically advanced and complex sectors. Here, precision, reliability, and resilience are not merely essential requirements, but fundamental pillars of production. Any margin of error, however minute, can compromise the performance and safety of...

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Aluminium recycling

3 min read

Aluminium Recycling: Process, Benefits and Environmental Impact

Aluminium recycling is one of the most efficient and environmentally sustainable industrial processes, playing a crucial role in waste management and conserving natural resources. This metal, primarily used in the automotive, construction, and packaging industries, is highly recyclable: it can be...

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Soft Metals

4 min read

Soft Metals: Characteristics, Classification, and Applications

Soft metals are a category of metallic materials characterized by high malleability and ductility, making them easy to work with through mechanical deformation processes such as rolling, drawing, and stamping. Unlike harder or more resistant metals, soft metals can be shaped under relatively low...

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pvc and aluminium

4 min read

PVC VS Aluminium? A Technical Comparison for CNC Machining

In the world of industrial manufacturing and processing, selecting the right material is crucial to ensuring the quality, durability, and functionality of the final product. Among the most commonly used materials, PVC and aluminium are favourites due to their versatility and technical...

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sanding to smooth an object

3 min read

How to Make 3D Prints Smooth

3D printing is now a well-established technology that offers tremendous creative possibilities, but often printed models have uneven surfaces and visible layering. This is due to the layers being deposited one on top of the other, which is particularly noticeable with FDM (Fused Deposition...

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heat-resistant material

4 min read

Heat Resistant 3D Printing Materials: The New Weerg Guide

3D printing has revolutionised the way we design and produce components and objects, offering unprecedented flexibility in material selection. This technology allows for the precise production of complex parts, but choosing the right material is essential to ensure that printed components can...

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3D printed basketball

3 min read

3D Printed Basketballs: The Revolution in the World of Sport

In recent years, 3D printing technology has made significant strides, finding applications in fields ranging from medicine to automotive and now extending into the world of sports. Among the most intriguing innovations is undoubtedly the 3D printed basketball, a true revolution that promises to...

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3D printing sustainability

3 min read

Eco-Friendly 3D Printing: Materials and Innovations

3D printing is revolutionising production, offering new opportunities to improve environmental sustainability. By using eco-friendly 3D printing materials and advanced techniques, it is possible to significantly reduce the environmental impact. This article explores how 3D printing can contribute...

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