Machining of large parts up to 16 x 6 m: CNC milling, turning, welding, steel and plant construction from Dülmen.

Maschinenbau Osterkamp GmbH
DülmenNew on Amplifa
About us
Maschinenbau Osterkamp GmbH is an owner-managed contract manufacturer based in Dülmen that has specialized in the machining of large parts since 1988. The company machines components in single-part and small-series production using CNC milling up to 16 x 6 m and CNC turning up to 4 m in diameter, complemented by drilling, welding work, steel construction, plant construction as well as assembly, repair and maintenance. Production is predominantly from steel for customers from the automotive, shipbuilding, turbine and power plant industries. With around 40 employees, a production area of approximately 3,610 m² across four halls and crane capacities of up to 80 t, the company also realizes heavy and large-format assemblies flexibly and on schedule. The machining of components in the tonne range is part of its core business; ISO 9001 certification accompanies all production steps.
- Site
- Dülmen
- Processes
- CNC milling of large parts, CNC turning of large parts, Drilling, Welding work / welding, Steel construction, Plant construction, Assembly, Repair / maintenance
- Materials
- Steel
- Certificates
- ISO 9001
- Founded
- 1988
- Employees
- 40
- Industries
- Automotive, Shipbuilding, Turbine technology, Power plants
- 01
CNC milling
- 02
CNC turning
- 03
Drilling
- 04
Welding work
- 05
Steel and plant construction
- 06
Assembly
- 07
Repair and maintenance
Materials and Processes
Steel
Main material for CNC machining, steel construction and plant construction.
Locations
Dülmen
DEHeadquarters and Production
- Part weight / size
- Large parts in the tonne range, milling up to 16 x 6 m,
- Lot size
- Single part to small series
- Materials
- Steel
- CNC milling machines (16 x 6 m)
- CNC lathes (4 m Ø)
- Cranes up to 80 t
- Welding technology
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| CNC milling of large partsMachining | – | 16 m × 6 m | – | Single part – Small series | – |
| CNC turning of large partsMachining | – | – | – | Single part – Small series | – |
| DrillingMachining | – | – | – | – | – |
| Welding work / weldingJoining | – | – | – | – | – |
| Steel constructionAssembly | – | – | – | – | Steel |
| Plant constructionAssembly | – | – | – | – | – |
| AssemblyAssembly | – | – | – | – | – |
| Repair / maintenanceAssembly | – | – | – | – | – |
Additional services
Quality
Production is certified to ISO 9001; precision and verified standards are ensured in every production step.
| Evidence | Dülmen |
|---|---|
| ISO 9001 |
History
- 1988
Company founded by Martin Osterkamp as a sole proprietorship with a small production area and limited crane capacity.
- 1989
Construction of the first production hall (Hall 1) with 510 m² of floor space and a crane capacity of 5 t.
- 1990
Conversion into Maschinenbau Osterkamp GmbH.
- 1997
Construction of Hall 2 with 1,100 m² of production space and a crane capacity of 12.5 t.
- 1999
Expansion of Hall 2 with an additional 25-tonne crane.
- 2003
Enlargement of Hall 1 by 400 m² and installation of another 5-tonne crane.
- 2007
Construction of Halls 3 and 4 with a total of 1,600 m² of floor space and crane capacities of 50 t (Hall 3) and 80 t (Hall 4).
- 2010
Facade renovation and modernization of all halls.
- 2024
Integration of a new office wing into Hall 1 and further modernization measures (2024–2025).