

Overview
About Stelter Zahnradfabrik GmbH
Who we are
-The “taff!” training centre directly on site in Bassum -Current production capacity of 8 million geared drive elements per year -Degree of automation in production > 95% -Over 240 precision robots ensure seamless workflows -More than 290 CNC machines -small-, medium- and large-sized parts production -Our own heat-treatment facility -Certified also to ISO 50001
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Bassum, Germany
Member since 2023
Employees200 - 500
Certificates2
Turnover50 - 100 Mil.
Year of foundation1950
Competencies
Technologies
Heat Treatment
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight |
|---|---|---|---|---|---|---|
Carbonitriding | 1–10 M | 1–2,000 mm | 1–2,000 mm | 1–2,000 mm | 1–2,000 mm | 0–10,000 kg |
Case hardening/surface hardening | 1–10 M | 0–2,000 mm | 0–2,000 mm | 0–2,000 mm | 0–2,000 mm | 0–10,000 kg |
Nitriding processes | 1–10 M | 1–2,000 mm | 1–2,000 mm | 1–2,000 mm | 1–2,000 mm | 0–10,000 kg |
Assembly
| Technologies | Weight |
|---|---|
Mechanical assembly | 0–1,600 kg |
Finishing
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight |
|---|---|---|---|---|---|---|
External cylindrical grinding | 1–500 k | 20–2,000 mm | — | — | 6–635 mm | — |
Internal cylindrical grinding | 1–10 M | 0–1,000 mm | — | — | 0–1,000 mm | — |
Centreless grinding | 1–10 M | 0–1,000 mm | — | — | 0–1,000 mm | 0–1,000 kg |
Circular honing - internal | 1–10 M | 0–1,000 mm | 0–1,000 mm | 0–1,000 mm | 0–2,000 mm | 0–3,200 kg |
Surface grinding machine | 1–10 M | 0–1,500 mm | 0–400 mm | 0–400 mm | — | 0–200 kg |
Coordinate jig grinding | 1–10 M | 0–1,000 mm | 0–1,000 mm | 0–1,000 mm | — | 0–3,200 kg |
Profile grinding | 1–10 M | 100–1,200 mm | 100–1,200 mm | 10–1,200 mm | 100–2,500 mm | — |
Measuring & Testing
| Technologies | Length | Width | Height | Diameter | Weight |
|---|---|---|---|---|---|
Measuring / testing | 0–2,400 mm | 0–1,600 mm | 0–1,000 mm | 0–2,400 mm | 0–8,000 kg |
Gear Making
| Technologies | Lotsize | Length | Diameter | Weight |
|---|---|---|---|---|
Cylindrical gear / spur gear | 1–10 M | 0–1,000 mm | 0–1,600 mm | — |
Internal teeth | 1–10 M | 0–150 mm | 0–200 mm | 0–70 kg |
Sprocket (wheel) | 1–10 M | 0–200 mm | 0–600 mm | 0–1,000 kg |
Cogged belt pulley | 1–10 M | 0–200 mm | 0–600 mm | 0–1,000 kg |
Worm gear | 1–10 M | 0–200 mm | 0–600 mm | 0–3,200 kg |
Labelling / marking
| Technologies | Lotsize | Length | Width | Height | Diameter |
|---|---|---|---|---|---|
Laser marking / Laser inscription | 1–10 M | 0–145 mm | 0–145 mm | 0–145 mm | 0–145 mm |
Marking | 1–10 M | 0–999,999 mm | 0–999,999 mm | 0–999,999 mm | 0–999,999 mm |
Materials
Heavy metals
Copper-zinc alloys (brass)Zinc and zinc alloys
Light metals
Aluminium and aluminium alloys
Sintered materials
Metal powder for formed parts
Cast metals
Cast steelCast iron
Plastics/synthetic materials
Thermoplastics
Steel
Structural steelCase hardening/tempering steelStainless steel (rust-proof V2A)Free-cutting/mild steelTool steelCold extruding steel
Industries
Mining and tunnel engineeringPlant engineering and constructionAutomotive and vehicle constructionMechanical engineeringSpecial purpose machinery manufacturingPrecision engineering, mechatronics and opticsDrive and gear engineeringPower generation and transmission industryHydraulic and pneumatic industryPaper and printing machinery industryPackaging industryAerospace and aviation industryRailway and rail vehicles industryApparatus engineeringBuilding, agricultural and forestry machinery manufacturingMachine tool manufacturing
Certificates
ISO 14001
IATF 16949:2016
Parts & Machines
Parts (1)
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Zahnräder
TechnologyMilling
MaterialCase hardening/tempering steel
Dimensions
Height460 mm
Width760 mm
Length460 mm
Lotsize9999999
ComplexityMedium
IndustriesAutomotive and vehicle construction
Machinery (4)
1 / 4

Ri 8-4
ManufacturerKehren
ControlCNC
Year of Construction2018
2 / 4

Venti-Compact 1250
ManufacturerStraaltechniek
ControlManuell
Year of Construction2023
3 / 4

Laserkennzeichnungsanlage
ManufacturerStelter Zahnradfabrik
ControlCNC
Year of Construction2021
Technology
Laser marking / Laser inscription
4 / 4

P 200
ManufacturerKlingelnberg
ControlCNC
Year of Construction2022
Technology
Measuring / testing
1 Parts
Milling1
4 Machinery
Laser marking / Laser inscription1
Measuring / testing1
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