We process surfaces – quickly, efficiently and precisely to your needs.
Our blasting systems work effectively, efficiently and continuously. They perform processes such as surface roughening, descaling and derusting, shot-peening or removal of loose burrs
Rheinische Str. 35-37
42781 Haan, Germany
+49 (0) 2129/571-0
Find your contact partner
From abrasion, deburring and blasting to polishing and coating, our machines offer cutting-edge processing for your workpieces – quickly, productively and in an environmentally friendly way.
The Rotamat offers fast and cost-effective coating for your mass-produced small parts.
Abrasion and polishing media, compounds and special in-house media can help you process your workpieces perfectly.
Most mass finishing applications allow you to clean the process water in centrifuges and feed it back into circulation. Not only does this save money, it also helps protect the environment.
We specialise in surface technology, and have been helping customers from almost all areas of industry since 1931, supplying high-quality and durable products with expert knowledge and service.
Your universal mass finishing machine
The hydromechanical three-stage process ensures spotless and hygienic results.
To the Download Center
To the trade fairs
Please find the recent Walther Trowal press releases here
UP-TO-DATE PUBLICATIONS IN THE TRADE PRESS