Experience us live and in print

News & Events

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Exchanging ideas with you

Sharing knowledge. Demonstrating best practice.

As the inventors of mass finishing ‘Made in Germany’, we have been publishing articles in renowned trade journals for decades. In doing so, we share our extensive expertise and maintain an ongoing professional dialogue.

In addition, we produce informative Whitepapers, which you can download from our website at any time. In the ‘Expertise’ section, we present detailed case studies. There you will find articles on current topics relating to our products and Applications, as well as the latest technical and scientific findings and trends in this field.

We also regularly attend major trade fairs. We look forward to your visit and would be delighted to demonstrate our machines to you in person. This will allow you to see our quality and expertise for yourself.

Experience Walther Trowal’s expertise for yourself

In-house exhibitions and workshops

Since 2026, we have also been organising in-house exhibitions and workshops. At our plant in Haan, we offer you a first-hand insight into the latest developments in mass finishing technology, Blasting technology, Process water technology, surface coating and Cutlery cleaning. We are also on hand to answer your questions in person.

Our next in-house exhibition will focus on surface coating and will take place from 9 to 10 September 2026. The next two-day Mass finishing workshop will take place from 13 to 14 October 2026.

We’ll take care of your enquiry

Your contact for news and events

Do you have any queries or a specific request? Our contact person will be happy to assist you by telephone, email or directly via the online enquiry form.

Georg Harnau

Head of Marketing

+49 0 2129 571-0
vertrieb@walther-trowal.de
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