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Härterei Gerster.

Welcome to the Härterei Gerster AG

How can we help you? Gerster offers a broad range of heat treatments and services.

Are you looking for special customized heat treatments or for the most common furnace and surface treatments? Is fullfillment of an industry specific norm in the area of medical technology, automotive or aerospace required? Are you looking for help for your own heat treatment facilities or in the choice of the most appropriate material for your parts? Then you are in the right place at the Härterei Gerster AG.

World of heat treatment

Our offer

The Härterei Gerster AG provides a broad range of heat treatment processes: 

  • Surface hardening: laser, induction and flame hardening
  • Furnace processes: annealing, hardening in gas/ vacuum, case hardening and carbonitriding, nitriding and nitrocarburising, boronising
  • HARD-INOX®: Gerster’s special treatment for stainless steel
  • Hard brasing 
  • Finishing processes

Please take a look at the Swiss Website for a detailed description or contact our team.

Customs documents

Industries

Metal parts heat treated by Gerster can be found in a vast range of products and industries, such as: 

  • Automotive: we are IATF 16949 certified.
  • Medical implants and instruments in accordance the the Quality Management System ISO13485.
  • Aerospace: we certificed according to EN9100.
  • General Industry: machines, drive systems, electrical connectors and much more.

Please take a look at the Swiss Website and check out our experience and expertise in your industry.

About us

Gerster is a family owned company engaged in the field of heat treatments since 1950. Our processes and services have developed over time: our «World of heat treatment» embraces today surface hardening, furnace processes as well as special treatments. Please take a look at the Swiss Website and learn more about our values, our team and our Quality policy. 

Our Team

Our heat treatments

Let us heat treat your parts. Look at our process offer. We can also help you with logistics.

Your heat treatments

Is heat treating your core competence? We can assist you in the procurement and commissioning of furnaces, carry out temperature measurements and even run your systems with a qualified team when your staff is missing. 

Training and consulting

The choice of the appropriate material and heat treatment is influenced by the overall manufacturing processes. Our engineers offer your team heat treatment training according to your needs and advise you on the possible choice of materials during the development phase. 

Contact us for further information

«At Gerster, I find a family atmosphere and enjoy the friendly interaction among colleagues. The different requirements of our customers and the broad field of activities make work interesting and varied. My colleagues are always open to new ideas and I can contribute with my own.»

Samuel Bussmann, project manager