High-volume steel wire products such as dishwasher baskets, oven racks and wire articles with in-house surface finishing
Dradura Group GmbH
Altleiningen · Łódź · New Bern · San Donà di Piave · ConzanoNew on Amplifa
About Dradura
Dradura Group GmbH (until 2019 Drahtzug Stein) is an international metal industry group headquartered in Altleiningen in Rhineland-Palatinate. The company manufactures high-volume wire products from steel and stainless steel wire, including dishwasher baskets, racks and side parts for domestic ovens, wire articles for refrigerators and freezers, components for HVACR systems, medical technology as well as bath and furniture accessories. The value chain covers wire bending and wire forming, welding, custom engineering and complete product assembly including packaging and logistics. Surface finishing is carried out in-house through galvanization and zinc plating, nickel-chromium coating, electropolishing and plastic coatings. Production runs on 61 fully automated production lines with approximately 85,000 m² of production space; around 1.8 million products are manufactured per month. In addition to its parent plant in Altleiningen, Dradura operates production sites in Łódź (Poland), New Bern (USA) as well as San Donà di Piave and Conzano (Italy) and supplies household appliance manufacturers in Europe and the USA.
- Site
- Altleiningen
- Processes
- Wire bending / wire forming, Welding (wire welding), Galvanizing (zinc coating / galvanization), Nickel plating/chromium plating (nickel-chrome plating), Electropolishing, Plastic coating (plastic/polymer coatings), Assembly / complete product assembly incl. packaging, Engineering / custom product development (Design on demand)
- Materials
- Steel wire, Stainless steel wire, Copper, Welding filler materials (flux-cored wires), Galvanizing / zinc plating, Nickel-chromium coating, Electropolishing, Plastic coating
- Certificates
- ISO 9001, Zero-Defect Policy / LEAN
- Founded
- 1811
- Employees
- 773
- Industries
- HVACR, Household appliances (Dishcare/WET, Cooking/HOT, Cooling/COLD), Professional, Home Design/Furniture, Medical technology
- 01
Engineering / Design on demand
- 02
Wire bending & wire forming
- 03
Welding
- 04
Surface finishing
- 05
Assembly / Complete Product Assembly
- 06
Packaging
- 07
Logistics
Materials & Processes
Steel wire
Base material for high-volume wire products such as baskets, racks and side parts.
Stainless steel wire
For durable wire components, among others finished by electropolishing.
Copper
Historically part of ore processing in the Altleiningen valley.
Welding filler materials (flux-cored wires)
In-house process development for the production of sealed flux-cored wires from 1964.
Galvanizing / zinc plating
Corrosion protection for steel wire articles of the household appliance industry.
Nickel-chromium coating
Surface finishing for maximum durability and performance.
Electropolishing
Fine polishing of stainless steel wire components.
Plastic coating
Special coating for wire articles, e.g. dishwasher baskets.
Design on demand
Custom product development and process solutions.
Locations
Altleiningen
DEHeadquarters / Parent plant
- Lot size
- High-volume series
- Materials
- Steel, stainless steel
- Wire drawing
- fully automated production lines
Łódź
PLProduction (Dradura Polska Sp. z o. o.)
- Lot size
- High-volume series
- Materials
- Steel, stainless steel
- fully automated production lines
New Bern
USProduction (Dradura USA Corp.)
- Lot size
- High-volume series
- Materials
- Steel, stainless steel
- fully automated production lines
San Donà di Piave
ITProduction (Dradura Italia S.R.L.)
- Lot size
- High-volume series
- Materials
- Steel, stainless steel
Conzano
ITProduction (Dradura Italia S.R.L.)
- Lot size
- High-volume series
- Materials
- Steel, stainless steel
Components
Inside the production
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Wire bending / wire formingForming | – | – | – | High Volume (1.8 million products/month) | Steel, Stainless steel |
| Welding (wire welding)Joining | – | – | – | – | Steel, Stainless steel |
| Galvanizing (zinc coating / galvanization)Surface | – | – | – | – | Steel |
| Nickel plating/chromium plating (nickel-chrome plating)Surface | – | – | – | – | Steel |
| ElectropolishingSurface | – | – | – | – | Stainless steel |
| Plastic coating (plastic/polymer coatings)Surface | – | – | – | – | Steel, Stainless steel |
| Assembly / complete product assembly incl. packagingAssembly | – | – | – | – | Steel |
| Engineering / custom product development (Design on demand)Engineering | – | – | – | – | – |
2 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Fully automated production lines | – | 61 | – | – | Company-wide (Europe/USA) |
| Wire drawing mill | – | – | – | 1811 | Altleiningen |
Additional services
Quality
Dradura pursues a zero-defect policy with continuous process improvement based on the LEAN approach and M4DI. Certification compliance is ensured through regular audits; suppliers are strictly vetted for quality and reliability.
| Evidence | Altleiningen | Łódź | New Bern | San Donà di Piave | Conzano |
|---|---|---|---|---|---|
| ISO 9001 | |||||
| Zero-Defect Policy / LEAN |
History
- 1423
Beginning of copper and iron ore mining in the Altleiningen valley
- 1729
Johann Nikolaus II. Gienanth leases an iron smeltery of the Count of Leiningen
- 1811
Napoleon grants permission to build a wire drawing mill in Altleiningen
- 1860
The wire drawing mill passes into the ownership of the Kuhn family
- 1941
Georg Stein takes over the wire drawing mill (production: pins and chains)
- 1957
Start of production of wire articles
- 1961
Conversion into Drahtwarenfabrik Drahtzug Stein KG
- 1962
Start of production of dishwasher baskets
- 1964
Process for the production of sealed flux-cored wires developed
- 1973
Foundation of the first subsidiary saprofil in France
- 2004
Foundation of the joint venture DSWI in Łódź (today Dradura Polska)
- 2005
Start of production in Łódź
- 2006
Acquisition of competitor Wire Industries
- 2007
Foundation of Drahtzug Stein USA Corp. in New Bern
- 2016
Sale to private equity investor Emeram Capital Partners
- 2017
New management under Matthias Grundmann
- 2019
Renaming to Dradura as of July 1
- 2021
Acquisition by Linkk Industrial GmbH resp. FMC Industrial GmbH (Bremen); insolvency proceedings of parts of the original group