
Trading and machining of technical plastics as well as electrical connection technology from Winnenden.

HZ Technische Kunststoffe + Elektr. Verbindungstechnik GmbH
WinnendenNew on Amplifa
About HZ GmbH
HZ Technische Kunststoffe + Elektr. Verbindungstechnik GmbH is an owner-managed, medium-sized company from Winnenden near Stuttgart that has had relevant experience since 1974 in the trading and machining of technical plastics as well as in electrical connection technology. In the field of technical plastics, HZ GmbH supplies thermosetting and thermoplastic plastics as semi-finished products such as sheets, tubes and round rods, or as custom-made parts produced to drawing, assemblies and small series. Machining includes cut-to-size work, 3- and 5-axis milling, sawing, grinding as well as annealing, welding, gluing, forming, polishing and final assembly. In the field of electrical connection technology, the company distributes products from Stocko Contact, ept and Weco Contact as a representative and distributor, including crimp contacts, connector systems, solder-free connections, terminal blocks, cable ties and processing tools. Customers come from mechanical engineering, the electrical industry, medical technology and the food sector; for food applications, materials with approvals such as FDA are available.
- Site
- Winnenden
- Processes
- Milling (3- and 5-axis machining centers, plastics machining), Sawing (cut-to-size to specified dimensions), Grinding (exact material thicknesses), Annealing of thermoplastics, Welding of thermoplastics, Gluing, Forming, Polishing
- Materials
- Thermosetting plastics, Thermoplastic plastics, Epoxy glass-hard fabric, PE 500 / PE 1000 (polyethylene), PP grey (polypropylene), PA 6 / PA 6.6 (polyamide), PA 6 G / PA 6G OIL (cast polyamide), PET (polyethylene terephthalate)
- Certificates
- ISO 9001:2015, ISO 9001
- Industries
- Mechanical engineering, Electrical industry, Medical technology, Food sector
- 01
Technical consulting
- 02
CAD/CAM programming
- 03
Cut-to-size/sawing from semi-finished goods warehouse
- 04
Milling (3- and 5-axis)
- 05
Grinding
- 06
Joining (annealing, welding, gluing, forming, polishing)
- 07
Quality control / 3D metrology
- 08
Final assembly
- 09
Logistics and delivery
Location

Winnenden
DEHeadquarters, machining, sales
- Lot size
- Individual parts, assemblies, small series
- Materials
- Thermosets, thermoplastics
- DMG MORI DMU 70 (5-axis machining center)
- DMG MORI DMU 60 Monoblock (3-axis machining center)
- Datron ML1500-2C-V (high-speed milling)
- Spinner MVC 1000
- Spinner VC 750
- Spinner VC 1150
- 3D metrology
- CAD/CAM programming workstations
- Semi-finished goods warehouse
Products and Components








Inside the production








Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Milling (3- and 5-axis machining centers, plastics machining)Machining | – | – | – | – | Thermoplastics, Thermosets |
| Sawing (cut-to-size to specified dimensions)Machining | – | – | – | – | thermosetting plastics, thermoplastic plastics |
| Grinding (exact material thicknesses)Machining | – | – | – | – | Thermoplastics, Thermosets |
| Annealing of thermoplasticsHeat treatment | – | – | – | – | Thermoplastics |
| Welding of thermoplasticsJoining | – | – | – | – | Thermoplastics |
| GluingJoining | – | – | – | – | Thermoplastics |
| FormingForming | – | – | – | – | Thermoplastics |
| PolishingSurface treatment | – | – | – | – | Thermoplastics |
| Final assembly of drawing partsAssembly | – | – | – | – | – |
| Quality control / 3D metrologyInspection | – | – | – | – | – |
| Cut-to-size service for specified dimensions from semi-finished productsMachining | – | – | – | – | thermosetting plastics, thermoplastic plastics |
| Manufacture of plastic parts to drawing (individual parts, assemblies, small series)Plastics | – | – | – | – | thermosetting plastics, thermoplastic plastics |
| Round rods made from sheets (approx. 1000 mm long) and wound tubesPlastics | – | ca. 1000 mm (round rods) | – | – | Thermoplastics, Thermosets |
| Supply of semi-finished products (sheets, tubes, round rods)Plastics | – | – | – | – | thermosetting plastics, thermoplastic plastics |
| Crimping (crimp contacts, processing with crimping pliers or semi/fully automatic machines)Joining | – | – | – | – | – |
6 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| 5-axis machining center | DMG MORI DMU 70 | – | – | – | Winnenden |
| 3-axis machining center | DMG MORI DMU 60 Monoblock | – | – | – | Winnenden |
| Machining center (high-speed milling) | Datron ML1500-2C-V | – | – | – | Winnenden |
| Milling machine | Spinner MVC 1000 | – | – | – | Winnenden |
| Milling machine | Spinner VC 750 | – | – | – | Winnenden |
| Milling machine | Spinner VC 1150 | – | – | – | Winnenden |
Additional services
Quality
HZ GmbH operates a quality management system certified by TÜV Süd in accordance with ISO 9001:2015. From goods receipt to delivery, quality assurance measures accompany every step; the dimensions of drawing parts are inspected using state-of-the-art 3D metrology.
| Evidence | Winnenden |
|---|---|
| ISO 9001 |
History
- 1974
Website cites relevant experience since 1974; the company page speaks of over 30 years of experience
Owner-managed, medium-sized company in the trading and machining of technical plastics and electrical connection technology