RepaIR & SPARE PARTS service:
Professional repair and original
spare parts

Our repair services are not just limited to repairing damage, but also include a comprehensive spare parts service to get your machines back into operation quickly. We rely on original spare parts that ensure optimal performance and a long service life for your machines. Our experienced fitters work quickly and reliably and carry out a test run on every repaired machine before it is put back into operation on site.
​​​​​​​A special feature at M.+M. Mai: We will provide you with loaner units for the duration of the repair of your components. This way you can reduce downtime in your production to a minimum.

Spare parts service

Many machine owners find it difficult to obtain original spare parts, 
especially for older machine models. M.+M. Mai has over 30 years 
of experience in sourcing original spare parts and matching accessories. We are even the exclusive supplier of spare and wear parts for TSCHUDIN
brand machines. In our warehouse you will find, among other things, the following accessories and spare parts:

  • Spindle bearings, seals, belts  
  • Clamping devices
  • Pullers
  • Tools
  • Filter systems
  • Grinding wheel flanges

Spare parts that we have in stock will be shipped to you within 24 hours. If requested, our service staff will carry out professional installation on site.


Repair service

When it comes to the professional repair of hydraulic and 
stepper motor-driven TSCHUDIN cylindrical grinding machines, 
customers around the world trust M.+M. Mai GmbH. Our experienced technicians work quickly and reliably, only use 
original spare parts, and put each repaired machine on a test run before they put it back into operation on site. Our repair service 
includes, but is not limited to, the following services:

  • Repair of components such as workpiece headstock and tailstock
  • Replacement of worn parts (bearings, seals, belts, etc.)
  • Surveying and functional check of the machine
  • Inspection and cleaning of guides and lubrication systems

A special feature of M.+M. Mai: We make loaner units available for the duration of the repair of your TSCHUDIN modules. This way you keep your production downtime to a minimum.


Maintenance service

Regular maintenance of cylindrical grinding machines is crucial for their performance, reliability and longevity. Rely on our expertise and experience to keep your cylindrical grinding 
machines in top shape. We offer you comprehensive maintenance services for all cylindrical grinding machines:

  • Machine overhauls
  • Production optimization
  • Technical and electrical support
  • Support via phone


Norbert Furch,

The longitudinal measuring probe was delivered and 
reinstalled on time: Thank you for the uncomplicated 
and quick support!

Max Mustermann,
Position Fa. MUSTER

Wir haben seit vielen Jahren eine Tschudin-Maschine in unserem Werk und wir sind immer wieder beeindruckt von der hohen Qualität und Zuverlässigkeit dieser Maschine. Ein Grund, dass sie so gut läuft, ist der Wartungs- bzw. Reparaturservice des Teams von M.+M. Mai. Sie sind immer bereit, uns zu helfen, wenn wir sie brauchen, und liefern schnelle und effiziente Lösungen und vor allem Original-Ersatzteile. Die Kompetenz und Erfahrung ihrer Techniker zeigt sich bei jeder Reparatur und Wartung, die sie durchführen, und wir können uns immer darauf verlassen, dass unsere Maschinen in einwandfreiem Zustand sind.

Certified quality

Our ISO 9001:2015 certification is evidence of our commitment to providing 
excellent services in the maintenance and repair of grinding machines and accessories. The certification body of TÜV SÜD Management Service GmbH has successfully 
examined our quality management system and confirmed that we meet all the requirements of the standard. In order to meet our high quality standards, we rely on regular training for our employees and the use of the latest technologies.


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