
Manufacture of turnkey systems for steel and sheet metal processing: slitting, cut-to-length, cold rolling and pickling lines

Gerd Wolff Makina
Hagen (DE) · Gümüşova, Düzce (TR)New on Amplifa
About Gerd Wolff Makina
Gerd Wolff Makina was founded in 1954 in Hagen (Germany) and originally manufactured machines and machine parts for the local steel industry. In 1998, Bekir Sunman and Klaus Konrad took over responsibility for the growing company. In 2007, an additional production site was established in Gümüşova (Düzce, Turkey), to which the focus of activities was shifted in the following years. The company offers turnkey solutions in mechanical and plant engineering for steel and sheet metal processing, including slitting lines, cut-to-length lines, trapezoidal profile lines, coil preparation lines, cold rolling lines and pickling lines. According to the company, its manufacturing is based on German technology and experience; customers come from the steel, sheet metal and metal industries as well as mechanical engineering.
- Site
- Gümüşova / Düzce, Turkey
- Processes
- Dilme Hattı (Slitting line), Boy Kesme Hattı (Cut-to-length line), Trapez Form Hattı (Trapezoidal profile line), Bobin Hazırlama Hattı (Coil preparation line), Soğuk Haddeleme Hattı (Cold rolling line), Asitleme Hattı (Pickling line), Turnkey solutions (Anahtar Teslim), Mechanical and plant engineering
- Materials
- Steel (local steel industry), Steel
- Founded
- 1954
- Industries
- Steel industry, Sheet metal processing, Metal industry, Mechanical engineering
- 01
Engineering and design
- 02
Mechanical and plant engineering
- 03
Manufacture of line components
- 04
Assembly and commissioning
- 05
Turnkey handover (Anahtar Teslim)
Materials & Processes
Steel
Base material of the manufactured machines, systems and machine parts for steel and sheet metal processing.
Locations

Hagen
DEHeadquarters and production site, original founding location
- Materials
- Steel

Gümüşova (Düzce)
TRProduction site since 2007, focus of plant manufacturing
- Materials
- Steel
- Slitting line (Dilme Hattı)
- Cut-to-length line (Boy Kesme Hattı)
- Trapezoidal profile line
- Coil preparation line
- Cold rolling line
- Pickling line
Systems & Lines





Inside the production





Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Dilme Hattı (Slitting line)Engineering | – | – | – | – | Steel |
| Boy Kesme Hattı (Cut-to-length line)Engineering | – | – | – | – | Steel |
| Trapez Form Hattı (Trapezoidal profile line)Forming | – | – | – | – | Steel |
| Bobin Hazırlama Hattı (Coil preparation line)Engineering | – | – | – | – | Steel |
| Soğuk Haddeleme Hattı (Cold rolling line)Forming | – | – | – | – | Steel |
| Asitleme Hattı (Pickling line)Surface treatment | – | – | – | – | Steel |
Additional services
History
- 1954
Founded in Hagen, Germany; production of machines and machine parts for the local steel industry
- 1998
Bekir Sunman and Klaus Konrad take over responsibility for the growing company
- 2007
Establishment of a new production site in Gümüşova, Düzce (Turkey)
- 2020
Launch of the new website; announced participation in Wire & Tube Düsseldorf 2020
- 2021
Announced participation in MAKTEK Eurasia 2021