For over 40 years we have specialized in the technical heat treatment of a wide variety of metal parts. Our core competencies lie in the areas of industrial brazing and surface hardening using high frequency. Contact us today by phone or email. Alternatively, you can request a callback. Please use the corresponding form on our website.
We supply Swiss and international customers from various industries.
At our location in Liestal, our employees will be happy to help you.
Toni Studer
Managing Director
Email: toni.studer@grag.ch
René Schönenberger
Site manager
Email: info@grag.ch
Tel.: +41 (0)61 901 47 40
Let us convince you of of the quality of our services.
Grag AG is a very reliable and flexible partner for us.
We appreciate the good quality and the good communication with Grag AG.
Grag AG is reliable, flexible and delivers very good quality. We are lucky to have such a good partner.
Contact us today.
Your contact
René Schönenberger
GRAG Härterei + Apparatebau AG
Industriestr. 35, Liestal
4402 Frenkendorf
Tel.: +41 61 901 47 40
Fax.: +41 61 901 60 39
© 2021 GRAG Härterei + Apparatebau AG