
CNC-milled and CNC-turned precision parts, tools, fixtures and assemblies made from all metals

CMA CNC-Mechanik AG
Altstätten (CH) · Head officeNew on Amplifa
About CMA CNC-Mechanik
CMA CNC-Mechanik AG is a Swiss machining company based in Altstätten. The company specialises in tool and fixture making, the manufacture of prototypes, single parts and small to medium series. Production encompasses fully automated CNC-milled parts and CNC-turned parts made from all metals; surface and cylindrical grinding achieve high precision and surface finishes. In addition, CMA manufactures custom assemblies and supports customers from prototype through to series maturity of their product. Its customers come primarily from mechanical engineering and metalworking.
- Site
- Altstätten, Switzerland
- Processes
- CNC milling (fully automated production), CNC turning, Surface grinding, Cylindrical grinding, Vertical milling, Tool and fixture making, Assembly manufacturing (custom assemblies/assembly), Prototypes
- Materials
- All metals, CNC milling, CNC turning, Surface and cylindrical grinding, Wire EDM
- Industries
- Mechanical engineering, Metalworking
- 01
CNC milling
- 02
CNC turning
- 03
Surface grinding
- 04
Cylindrical grinding
- 05
Assembly manufacturing/assembly
Materials and processes
All metals
According to its own statements, CMA machines all metals to precision for milled, turned and ground parts.
CNC milling
Fully automated production of highly precise milled parts, supplemented by vertical milling.
CNC turning
Manufacture of special parts and series parts on lathes.
Surface and cylindrical grinding
Achievement of the highest precision and surface finishes on flat and round parts.
Wire EDM
Erosive machining of demanding special parts.
Locations
Altstätten
CHHead office and manufacturing
- Lot size
- Single parts, small to medium series
- Materials
- Metals
- CNC milling machines
- CNC lathes
- Surface and cylindrical grinding machines
- Wire EDM machines
Special parts



Inside the production

Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| CNC milling (fully automated production)Machining | – | – | – | – | Metals |
| CNC turningMachining | – | – | – | – | Metals |
| Surface grindingMachining | – | – | – | – | Metals |
| Cylindrical grindingMachining | – | – | – | – | Metals |
| Vertical millingMachining | – | – | – | – | Metals |
| Tool and fixture makingEngineering | – | – | – | – | – |
| Assembly manufacturing (custom assemblies/assembly)Assembly | – | – | – | – | – |
Additional services