Trading and processing of aluminium scrap into single-variety secondary raw materials at the Krefeld and Homburg sites
Grafenberg-Metall GmbH
Krefeld · HomburgNew on Amplifa
About Grafenberg Metall
Grafenberg-Metall GmbH is a family business founded in 1946 and based in Krefeld, specialising in the trading and processing of aluminium scrap. From industrial and commercial scrap, sorting, cutting, shredding, baling and analytical processing produce high-quality input material for the manufacture of new aluminium products. The supply range comprises aluminium sheets of all series (EN AW-1xxx to 8xxx), profile scrap, UBC, wire scrap, foil scrap, turnings, cast scrap, skimmings as well as other metals such as brass, copper, zinc and iron/steel. With around 60 employees and its own vehicle fleet, 55,000 to 60,000 tonnes of aluminium scrap are handled annually and delivered to leading aluminium manufacturers. The company is a certified waste management specialist (Entsorgungsfachbetrieb) under § 56 KrWG and operates a QM system under EU Regulation 333/2011. In addition to the headquarters in Krefeld (43,000 m²), the Homburg branch (10,000 m²) serves suppliers and customers in south-west Germany and France.
- Site
- Krefeld
- Processes
- Sorting of aluminium scrap (mechanical), Cutting, Size reduction/shredding, Pressing into shape (baling), Analytical processing (material analysis), Manual rework, Material analysis with spark spectrometer, Material analysis with LIBS
- Materials
- Aluminium, Aluminium sheets (series 1,000/2,000/3,000/5,000/6,000/7,000/8,000), Aluminium sheets and wire scrap 99.5–99.7 Al, Aluminium Almelec wire, Aluminium offset sheets, Aluminium UBC (beverage cans), 6063 profile scrap, Aluminium sheet scrap low-Cu
- Certificates
- Certified waste management specialist (§ 56 KrWG), Certified waste management specialist, Quality management system under EU Regulation No. 333/2011, Certified waste management specialist (§ 56 KrWG, SMU/1082/023), QM under EU Regulation 333/2011 (DE-V-0056-6-24-2)
- Founded
- 1946
- Employees
- 60
- Industries
- Aluminium industry, Recycling/circular economy, Metal trading, Transport/automotive (aluminium demand), Construction (aluminium demand), Aluminium industry (supplier to leading aluminium manufacturers)
- 01
Container placement at the customer
- 02
Collection/logistics (own vehicle fleet, 2 trucks, external freight forwarders)
- 03
Quality control of incoming goods
- 04
Mechanical sorting
- 05
Analytical processing (spark spectrometer, LIBS)
- 06
Manual rework
- 07
Baling/packaging
- 08
Final inspection and dispatch
Materials & Processes
Aluminium
The company's core material; processing of aluminium scrap into single-variety secondary raw material for leading aluminium manufacturers.
Aluminium sheets (series 1,000–8,000)
New bright, painted or foil-laminated sheets, palletised.
Aluminium sheets and wire scrap 99.5–99.7 Al
High-purity sheet and wire scrap, palletised.
6063 profile scrap
Cut profile scrap to max. 1.5 m, bright, painted or insulated.
Aluminium UBC (beverage cans)
Beverage can scrap, palletised or loose, with or without iron content.
Aluminium Almelec wire
Wire scrap, palletised or as granulate in big bags.
Aluminium skimmings and beans/sluppen 226
Residues and dross in various yields and analyses.
Iron and steel
Iron and steel scrap collected and transported under the Efb certification.
Copper, brass, bronze
Non-ferrous metal waste according to the certified waste catalogue (17 04 01).
Zinc, lead, hard zinc, tin
Metal waste from the Efb certification plant list.
Locations
Krefeld
DEHeadquarters / main site
- Materials
- Aluminium (sheets, profiles, UBC, turnings, cast scrap, skimmings), non-ferrous metals
- Spark spectrometer
- LIBS analysis system
- Excavator
- Containers (10–40 m³, >100 in stock)
- Trucks (vehicle fleet)
Homburg
DEBranch; supplying south-west Germany/France
- Materials
- Aluminium, non-ferrous metals
- Spark spectrometer
- LIBS analysis system
- Containers (10–40 m³, >100 in stock)
- Trucks (vehicle fleet)
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Sorting of aluminium scrap (mechanical)Recycling/Processing | – | – | – | – | Aluminium |
| CuttingRecycling/Processing | – | – | – | – | Aluminium |
| Size reduction/shreddingRecycling/Processing | – | – | – | – | Aluminium |
| Pressing into shape (baling)Recycling/Processing | – | – | – | – | Aluminium |
| Analytical processing (material analysis)Testing | – | – | – | – | Aluminium |
| Manual reworkRecycling/Processing | – | – | – | – | Aluminium |
| Material analysis with spark spectrometerTesting | – | – | – | – | Aluminium |
| Material analysis with LIBSTesting | – | – | – | – | Aluminium |
| Classification into the EN-AW system (single-variety processing)Testing | – | – | – | – | Aluminium |
| Container placement for aluminium scrap (10–40 m³, with lid or open)Logistics/Service | – | – | – | – | Aluminium |
| Collection/transport of scrap metals (own vehicle fleet, 2 trucks)Logistics/Service | – | – | – | – | Aluminium, Metals of all kinds |
| Trading in aluminium scrapTrading | – | – | – | – | Aluminium |
5 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Trucks (vehicle fleet) | – | 2 | – | – | Krefeld / Homburg |
| Containers (10–40 m³, with lid or open) | – | >100 | – | – | Krefeld / Homburg |
| Spark spectrometer | – | – | – | – | Krefeld / Homburg |
| LIBS analysis system | – | – | – | – | Krefeld / Homburg |
| Excavator | – | – | – | – | Krefeld |
Additional services
Quality
All incoming goods are documented (images, samples, analyses); using a spark spectrometer and LIBS, the composition is determined precisely and every sample is classified into the EN-AW system. Full-material and melting samples as well as checks at every process step ensure single-variety processing.
| Evidence | Krefeld | Homburg |
|---|---|---|
| Certified waste management specialist (§ 56 KrWG, SMU/1082/023) | ||
| QM under EU Regulation 333/2011 (DE-V-0056-6-24-2) |
History
- 1946
Founded by Kurt Horhäuser in Düsseldorf; started with collecting aircraft and tank parts on the Rhine meadows
- 1983
Death of founder Kurt Horhäuser Senior; widow Ingrid Horhäuser continues to run the company
- 1999
Foundation of Grafenberg-Metall St. Ingbert in the Saarland; Volker Teniè becomes managing partner
- 2002
Foundation of the Homburg site under the direction of Volker Tenie
- 2015
Initial certification of the QM system under EU Regulation 333/2011 on 31.07.2015
- 2024
Sites: 43,000 m² facility in Krefeld and 10,000 m² hall in Homburg; approx. 60 employees