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Thanks to more than 50 years of experience, Bontaz is a recognized expert in the hydraulic functions. The Bontaz group control all the activities of production, from conception to assembly: 

1. Design and development of products, assembly lines and machines

2. Manufacturing of metal and plastic components

3. The semi-automatic assembly of subassemblies

4. The manufacture of machines and assembly lines


Our group expertise dedicated to automakers to imagine the tomorrow's mobility.


  • Component machining / bar turning
  • Pipe shaping
  • Manual and automatic assembly
  • Brazing
  • Winding / Coil
  • Plastic injection molding
  • Arc welding
  • Aluminum foundry
  • Deburring
  • Unit functional checks
  • Mechanical testing and validation
  • Final control


The Bontaz group has integrated workshops for:

  • Tool manufacture and maintenance  
  • Prototyping 
  • Tests and mock-up
  • Subassembly functional testing


A major focus of the Group's ambition, Industrial Excellence comprises several development areas aimed at modernising the industrial tool:

1. The Bontaz Production System (Bontaz's own Lean Manufacturing system)
2. Acceleration of production flows
3. Operations planning (management of our material/human resources)
4. Factory 4.0 (digitalization of tools)
5. Maintenance management as a whole
6. Measurement of industrial performance through KPIs



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