Manufacturer of rolling mills, drawing machines, brushing machines and custom special machines with automation technology
MARO Manfred Rottenhofer GmbH
75179 PforzheimNew on Amplifa
About MARO
MARO Manfred Rottenhofer GmbH is a medium-sized, family-run company based in Pforzheim, specialising in mechanical engineering and special machine construction. The company manufactures rolling mills (two-high, four-high and reversible rolling mills in mechanical and electromechanical versions), tube detangling machines, drawing machines and drawing benches for wire, tubes and bars, brushing machines for profile material and strips, as well as cleaning systems, winding systems and profiling systems. In addition, MARO develops and designs custom special machines and systems including software development, programming, control cabinet construction and commissioning. The range of services also includes control and switchgear construction, electrical installation, retrofit and modernisation of existing machines, as well as sales, repair and maintenance of electric motors and pumps. Materials processed include steel strips, steel sheets, copper, titanium and gold. Customers come from sheet metal processing, the metalworking industry, jewellery processing as well as wire, tube and bar processing. Since 2002 the company has been located in a new company building in Pforzheim.
- Site
- Pforzheim
- Processes
- Rolling mill (two-high, four-high, reversible rolling mills, mechanical and electromechanical,, Drawing (drawing machine single-pass/double-pass, drawing bench, capstan drawing machine, drawing, Brushing (brushing machine single/double/triple, wet/dry brushing machine for profile material and, Detangling (tube detangling machine, tube detangling rolling mill), Winding (winding system, winding technology), Cleaning (cleaning system), Profiling (profiling system, profile rolling mill PRW), Special machine construction (development, design, manufacturing, software development, programming,
- Materials
- Steel, Copper, Titanium, Gold, Wire, tubes, bars
- Industries
- Mechanical engineering, Automation and drive technology, Sheet metal processing, Metalworking industry, Jewellery processing, Wire, tube and bar processing
- 01
Consulting and planning
- 02
Design and software development
- 03
Manufacturing and control cabinet construction
- 04
Commissioning
- 05
Maintenance, repair and retrofit
Materials and Processes
Steel
Steel strips and steel sheets are processed on rolling mills in sheet metal processing and the metalworking industry.
Copper
Copper is used as a material for rolling mills and drawing machines.
Titanium
Titanium is processed on rolling mills for the metalworking industry.
Gold
Gold is processed in rolling mills for jewellery processing.
Wire, tubes, bars
Wire, tubes and bars are processed on drawing benches, drawing machines and capstan drawing machines.
Locations
Pforzheim
DEHeadquarters, design, manufacturing and commissioning
- Materials
- Steel, copper, titanium, gold, wire, tubes, bars
- Drawing benches LZB10, LZB20, LZB40 (travel path 4200 mm)
- Drawing machine ZMS (single-pass)
- Capstan drawing machine TRZ600-4t
- Drawing system ZLB4-12
- Rolling mills DW120WK, MRLW1-23, MRLW20-80
- Profile rolling mill PRW
- Brushing machines BM200, BMNA2, BMNA4, BM600S
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Rolling mill (two-high, four-high, reversible rolling mills, mechanical and electromechanical,Forming | – | – | – | – | Steel strips, Steel sheets, Copper, Gold, Titanium, Wire, Tubes, Bars, Profiles |
| Drawing (drawing machine single-pass/double-pass, drawing bench, capstan drawing machine, drawingForming | – | 4200 mm (travel path of drawing bench) | 40 tonnes (drawing force LZB40) | – | Wire, Tubes, Bars |
| Brushing (brushing machine single/double/triple, wet/dry brushing machine for profile material andSurface | – | Short pieces from 300 mm up to endless | – | – | Profile material, Strips |
| Detangling (tube detangling machine, tube detangling rolling mill)Forming | – | – | – | – | Tubes |
| Winding (winding system, winding technology)Mechanical engineering | – | – | – | – | – |
| Cleaning (cleaning system)Surface | – | – | – | – | – |
| Profiling (profiling system, profile rolling mill PRW)Forming | – | – | – | – | Profiles |
| Special machine construction (development, design, manufacturing, software development, programming,Engineering | – | – | – | – | – |
| Automation technology and control/switchgear construction, control cabinet constructionEngineering | – | – | – | – | – |
| Retrofit / modernisation of machines and systems (including third-party products)Engineering | – | – | – | – | – |
| Sales, repair and maintenance of electric motors, pumps and electrical machines andEngineering | – | – | – | – | – |
| Manufacture, supply and installation of converters and circuits; electrical installationEngineering | – | – | – | – | – |
13 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Drawing bench | MARO LZB10 | – | Travel path 4200 mm | – | Pforzheim |
| Drawing bench | MARO LZB40 / LZB20 | – | Travel path 4200 mm | – | Pforzheim |
| Drawing machine | MARO ZMS (single-pass) | – | – | – | Pforzheim |
| Capstan drawing machine | MARO TRZ600-4t | – | – | – | Pforzheim |
| Drawing system | MARO ZLB4-12 | – | – | – | Pforzheim |
| Rolling mill | MARO DW120WK | – | – | – | Pforzheim |
| Rolling mill | MARO MRLW1-23 | – | – | – | Pforzheim |
| Rolling mill / tube detangling machine | MARO MRLW20-80 | – | – | – | Pforzheim |
| Profile rolling mill | MARO PRW | – | – | – | Pforzheim |
| Brushing machine | MARO BM200 (with dry station) | – | – | – | Pforzheim |
| Brushing machine | MARO BMNA4 (wet and dry operation) | – | – | – | Pforzheim |
| Brushing machine | MARO BM600S | – | Short pieces from 300 mm up to endless | – | Pforzheim |
| Brushing machine | MARO BMNA2 (wet and dry operation) | – | – | – | Pforzheim |
Additional services
History
- 2002
Move into the new company building in Pforzheim and capacity expansion