Weerg Guides

4 min read

Iron-Carbon Diagram: What It Is, Phases and How to Read It

Weerg staff: May 20, 2026

The iron-carbon diagram is one of the most important tools in metallurgy and metallic materials design. It is used to understand how steels and cast irons behave as a function of temperature and carbon content.

Understanding the iron-carbon diagram is essential for choosing the correct material,...

4 min read

UL94 and Blue Card: Certifications and Flame Retardant Materials

Weerg staff: May 13, 2026

When designing components for sectors such as automotive, electronics, industrial, UAV, or medical,materialselection cannot be based solely on mechanical properties. It is essential to also consider safety regulations and certifications, such as UL94 and the so-called Blue Card (UL Yellow Card).

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4 min read

SLA Resin: 4 case studies that prove why it’s worth twice the price

Weerg staff: May 5, 2026

Over the past few weeks, we have published four articles dedicated to four companies that chose SLA resin 3D printing to solve real problems: not to look good in a press release, but to reduce costs, shorten development times and produce better parts.

Today, it is time for the recap. Weerg’s SLA...

7 min read

SLA vs FDM: 2026 Technical Guide to Choosing the Right Material

Weerg staff: Apr 28, 2026

5 min read

5 Applications of SLA Resin

Weerg staff: Apr 21, 2026

If you think of SLA resin, you probably picture small translucent models, aesthetic prototypes, or display miniatures. It's a widespread perception — and a completely mistaken one.

In recent years, the applications of SLA resin have expanded dramatically. Thanks to technical materials such as Rigid...

5 min read

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

Weerg staff: Apr 14, 2026

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 choose SLA 3D printing — rather than a metal printer — to produce the wheel covers for the "Type 20"...

3 min read

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

Weerg staff: Apr 2, 2026

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 ...

2 min read

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

Weerg staff: Mar 23, 2026

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.

3 min read

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

Weerg staff: Mar 12, 2026

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, ...