Sales of technical molded parts: machining, die casting, formed and injection molded parts through to complete assemblies.
Klein GmbH Industrievertretungen
73642 WelzheimNew on Amplifa
About Klein GmbH Industrievertretungen
Klein GmbH is a family-run industrial sales agency based in Welzheim, Baden-Württemberg, with over 40 years of market experience. Its core activity is the sale of technical molded parts, semi-finished products and complete assemblies, marketed through a strong portfolio of certified partner companies. The range includes turned parts, milled parts, ground parts and drive elements such as gears and gear racks, aluminum die-cast parts, stamped, drawn and bent parts, forged parts as well as plastic injection molded parts. Materials include steel, stainless steel, aluminum, brass, copper, plastics and special alloys. In addition to supplier sourcing, Klein GmbH provides accompanying project management, purchasing support, technology consulting on the selection of the manufacturing process, quality assurance support and audit accompaniment as well as trade fair support. Customers come from among others the aerospace, medical, automotive and electronics industries as well as mechanical and plant engineering; the focus is on industry in southern Germany.
- Site
- Welzheim
- Processes
- Turned parts (slide head turning up to Ø45 mm, chucking up to Ø65 mm), Milled parts (up to 500 x 500 x 500 mm), Ground parts (up to a diameter of 50 mm), Drive elements/turned parts with gearing (gears, worm shafts, bevel gears, sprockets), Die casting (aluminum), Stamping, drawing, bending, Forging, Plastic injection molding
- Materials
- Steel, Stainless steel, Special alloys, Aluminum, Brass, Copper, Plastic, EN AC-46000 / EN AC-AlSi9Cu3(Fe) (226D)
- Certificates
- DIN ISO 9001 (partner companies), DIN EN ISO 50001, 14001 (injection molding partner), ISO 9001, ISO 14001, ISO 50001
- Industries
- Aerospace industry, Medical technology, Electrical infrastructure, Mechanical engineering, Plant engineering, Automotive industry
- 01
Inquiry and technical consulting
- 02
Technology consulting / selection of the manufacturing process
- 03
Selection and presentation of partner suppliers
- 04
Project management and interface to the supplier
- 05
Manufacturing at certified partner companies
- 06
Quality assurance support and audit accompaniment
- 07
Delivery reliability and project tracking
Locations
Welzheim
DESales office / headquarters
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Turned parts (slide head turning up to Ø45 mm, chucking up to Ø65 mm)Machining | – | – | slide head turning up to Ø45 mm, | Lot size up to 50,000 pieces | Steel, Stainless steel, Non-ferrous metals, Plastic, Special alloys |
| Milled parts (up to 500 x 500 x 500 mm)Machining | – | 500 mm × 500 mm × 500 mm | – | small and medium quantities | Steel, Stainless steel, Non-ferrous metals, Plastic, Special alloys |
| Ground parts (up to a diameter of 50 mm)Machining | high demands on dimensional tolerances | – | up to Ø50 mm outer diameter | small and medium quantities | Steel, Stainless steel, Non-ferrous metals, Plastic, Special alloys |
| Drive elements/turned parts with gearing (gears, worm shafts, bevel gears, sprockets)Machining | – | – | – | single-part production – small series | Steel, Stainless steel, Aluminum, Brass, Plastic, Special alloys |
| Die casting (aluminum)Casting | – | – | – | small to large quantities | EN AC-46000 (AlSi9Cu3(Fe), 226D), EN AC-44300 (AlSi12(Fe), 230D), EN AC-47100 (AlSi12Cu1(Fe), 231D), EN AC-43400 (AlSi10Mg(Fe), 239D), EN AC-44400 (AlSi9, Silafont 09), EN AC-43300 (AlSi9Mg, Silafont 36) |
| Stamping, drawing, bendingForming | – | 3000 mm (CNC edge folding) | – | small to large quantities | Steel, Stainless steel, Non-ferrous metals (copper and aluminum alloys) |
| ForgingForming | – | – | – | – | Steel, Stainless steel, Copper and aluminum alloys |
| Plastic injection moldingPlastics | – | – | – | small to large series | Thermoplastics according to customer requirements |
| Deep drawingForming | – | – | – | – | Steel, Stainless steel, Non-ferrous metals |
| Assembly of complete assembliesAssembly | – | – | – | – | – |
| 3D printing (prototype manufacturing)Additive | – | – | – | prototypes | Plastic |
| Welding (all common welding processes, welding robots, projection welding up to 80 kVA)Joining | – | – | – | – | – |
| Heat treatmentHeat treatment | – | – | – | – | – |
| Surface machining/finishing according to customer requirementsSurface | – | – | – | – | – |
| Leak testing, X-ray inspectionTesting | – | – | – | – | Aluminum |
| Laser processing / laser markingSurface | – | – | – | – | – |
| ToolmakingEngineering | – | – | – | – | – |
| Vibratory finishingSurface | – | – | – | – | – |
33 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Slide head turning automatic lathe | STAR | – | up to 38 mm bar passage | – | – |
| Chucking automatic lathe | TRAUB | – | up to 65 mm bar passage | – | – |
| Milling machining center (up to 5 axes) | Makino | 12 | – | – | – |
| Milling machining center (up to 5 axes) | Hermle | – | – | – | – |
| 3D coordinate measuring machine | Zeiss | – | – | – | – |
| Die casting machine | Frech | – | Clamping force 200 t to 650 t | – | – |
| Vacuum system (for vacuum die casting) | Fondarex | – | – | – | – |
| Vacuum system (for vacuum die casting) | Witte | – | – | – | – |
| Eccentric and hydraulic presses | – | – | 5 - 200 t punching and forming force | – | – |
| Automated punching line (coil) | – | – | Punching forces 25, 40, 60 and 110 t | – | – |
| CNC edge folding machine | – | – | up to 3000 mm length at 100 t force | – | – |
| CNC milling machine | – | – | 600x400x400 mm | – | – |
| CNC milling machine | – | – | 2200x400x350 mm | – | – |
| CNC lathe | – | – | Ø200x1000 mm | – | – |
| CNC wire EDM machine | – | – | 400x400x200 mm | – | – |
| Thread cutting machine | – | – | M2-M16 | – | – |
| Welding robot | – | – | – | – | – |
| Projection welding system | – | – | up to 80 kVA | – | – |
| Gear cutting machine (milling of gear teeth) | Pfauter | – | – | – | – |
| Gear cutting machine (milling of gear teeth) | Liebherr | – | – | – | – |
| Gear cutting machine (milling of gear teeth) | Welter | – | – | – | – |
| Gear shaping machine (slotting of gear teeth) | Lorenz | – | – | – | – |
| Bevel gear milling machine | Modul | – | – | – | – |
| Gear rack milling machine | Kesel | – | – | – | – |
| Flank grinding machine | Reishauer | – | – | – | – |
| Flank grinding machine | Höfler | – | – | – | – |
| Profile grinding machine | Reform | – | – | – | – |
| Cylindrical grinding machine | Studer | – | – | – | – |
| Cylindrical grinding machine | Overbeck | – | – | – | – |
| Measuring machine | Höfler | – | – | – | – |
| Plastic injection molding machine | Engel | – | – | – | – |
| Plastic injection molding machine | Arburg | – | – | – | – |
| Plastic injection molding machine | Haitian | – | – | – | – |
Additional services
Quality
All partner companies are certified (DIN ISO 9001, in the injection molding sector additionally EN ISO 50001 and 14001) and meet high quality requirements. Klein GmbH provides support with quality matters, audit accompaniment as well as leak testing and X-ray inspection at the partners.
| Evidence | Welzheim |
|---|---|
| ISO 9001 | |
| ISO 14001 | |
| ISO 50001 |
History
Foundation of the Klein industrial sales agency, active for over 40 years in the heart of Baden-Württemberg.