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Weerg staff

Weerg's staff of engineers and technicians writes short and simple articles to answer the most interesting questions quickly and pleasantly.

5 min read

SLA Resin 3D Printing: Why Volkswagen, Ford and Unilever Use It

The galvanisation of an SLA resin print triples its breaking load, quadruples its stiffness, and improves flexural resistance by nearly 10 times. This is the finding that convinced Volkswagen to...

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3D printed parts made of TPE

3 min read

TPE: What Is a Thermoplastic Elastomer and How It Is Used

TPE (Thermoplastic Elastomer) is a class of polymer materials that combines the elastic properties of rubber with the processability of thermoplastics.Thanks to this unique combination, TPEs are increasingly used in sectors such as automotive, electronics, consumer goods, medical applications, and ...

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TPU parts

2 min read

3D-Printed TPU: A Flexible Solution for Impact and Vibration

When discussing industrial 3D printing, most projects focus on rigid materials.But what happens when flexibility, impact resistance and vibration damping are required?

This is where TPU (thermoplastic polyurethane) comes into play.

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FDM part measured with calibre

3 min read

Metrology: What It Is and How It Is Used in Industrial Manufacturing

Metrology is the science of measurement and represents one of the fundamental pillars of modern industry. Without precise and reliable measurements, it would be impossible to guarantee product quality, compliance with tolerances, and the repeatability of manufacturing processes.

In particular, ...

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Metallographic Analysis

3 min read

Metallographic Analysis: Microstructure and Quality Control

Metallographic analysis is a fundamental technique used to study the microstructure of metals and alloys. By observing a specially prepared sample under a microscope, it is possible to assess:

  • material quality
  • internal defects
  • heat treatments
  • phase distribution
  • grain size
  • causes of fracture

It is...

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Thermoplastic and thermosetting polymer structure

2 min read

Thermoplastic and Thermosetting Polymers: Differences and Uses

Polymers represent one of the most versatile families of materials in modern industry. Within this category, the fundamental distinction is between thermoplastic polymers and thermosetting polymers: two classes with profoundly different behaviour in relation to heat, processing and final use.

...

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Yield Strength

3 min read

Yield Strength: Elastic Limit of Materials

Yield strength is one of the most important mechanical properties of materials, especially in engineering, structural design, CNC machining and 3D printing.It defines the limit beyond which a material begins to deform permanently. Knowing it is essential for designing safe, reliable and durable...

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metals

4 min read

Uses of Metals: Types, Classifications and Applications

Metals are among the most important and widely used materials by humankind.From prehistory to Industry 4.0, they have supported technological development thanks to unique properties such as mechanical strength, conductivity, ductility and durability.

In this guide we will look at:

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Graph on the coefficient of friction

2 min read

Coefficient of Friction: what it is and why it is essential

The coefficient of friction (μ) measures the resistance to sliding between two surfaces in contact. It is a key parameter in mechanical design because it affects wear, energy efficiency, accuracy, noise and component lifetime, both in industrial 3D printing and in CNC machining.

Understanding and...

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CBAM

3 min read

CBAM Regulation: What It Is, How It Works and Weerg Compliance

The CBAM regulation (Carbon Border Adjustment Mechanism) represents one of the key pillars of the European strategy for industrial decarbonisation and for protecting the competitiveness of companies that produce sustainably within the European Union.

Introduced by the European Union, CBAM has a...

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