Sector automotive business - FErrox GmbH

Precision-cast components for the automotive sector.

FErrox stands for experience in the automotive business.

FErrox is your capable partner for the development and production of precision-cast components for the automotive sector. FErrox is your one-stop shop.

  • Strategies, planning, production and logistics
  • Prototypes, small-batch, pre-series and series production
  • Our exclusive production partner is certified according to DIN ISO 9001. IATF 16949 and PED.

FErrox – Premium cast parts for the automotive sector.

We know and love the dynamic automotive industry – and you will appreciate our great expertise in the field of precision casting. We produce emission control, turbocharger and gearbox components for the automotive industry, such as: turbocharger housings, complex cones for catalytic converters, diesel particulate filters and top and door locking systems. Our objective for the future is to impress clients in the electromobility sector with our techniques and materials.

FErrox is not only a supplier for the automotive industry: we are competent development partners with outstanding industry expertise and a focus on providing our customers with optimum technical guidance.

Our exclusive and TÜV-certified production partner in China provides quick and simple on-site processing to supplement our first-rate professional expertise.

Our exceptional logistics skills in the areas of sea freight, rail freight and air freight ensure that your components or assemblies will be delivered quickly and on time.

Inlet funnel catalyst in 1.4832 / 1.4828 - FErrox GmbH

Catalytic converter inlet cone made from 1.4832 / 1.4828

Sector: Automotive industry
Weight: 1.100 kg
Material: Heat-resistant cast steel


V-band flange made from 1.4832 / 1.4828

Sector: Automotive industry
Weight: 0.550 kg
Material: Heat-resistant cast steel

Component for exhaust gas recirculation - FErrox GmbH

Exhaust gas recirculation component made from 1.4308

Sector: Automotive industry
Weight: 0.700 kg
Material: Corrosion-resistant and acid-resistant cast steel

Gearbox components - FErrox GmbH

Gearbox components made from 1.7231

Sector: Automotive industry
Weight: 0.100 kg
Material: Tempered steel


Responsibility in the automotive business.

„Through being responsible for major automotive projects, I have been able to perfect my negotiation strategies in Europe as well as in Asia.”

Hans Peter Feldhoff - CEO FErrox GmbH


Pure perfection.
Precision casting with FErrox.

Prototype production:

3D printing or rapid tooling processes,
5 units to 100 units

Small batch and pre-series production:

500 units to 1000 units

Series production:

1000 units to 1,000,000 units p.a.

Development site:


Production site:

Shijiazhuang and Dongying, China


0.15 kg - 50 kg,
average 1.20 kg


120 t - 150 t
(up to 300 t expected from 2022)

Certifications and standards:

FErrox Partner in Europe certified according to DIN ISO 9001 (certified by TÜV Rheinland), IATF 16949, PED (certified by TÜV Rheinland) and German pressure vessel directive (certified by TÜV Rheinland).


Quality steels, heat-treatable steels, nitriding steels, case-hardening steels, tool steels, corrosion-resistant and acid-resistant steels, heat-resistant and ultra-heat-resistant steels.


Mechanical finishing on CNC turning and milling centres (3-axis to 5-axis machining), multitasking machines, surface treatment in our own production facility.

Measurement technology:

3D measurement, photometric measurement using GOM and false colour analysis.


Heat treatment of cast parts in our own production facility.


Sea freight, rail logistics and air freight.

The FErrox process

To series production in 6 steps.

Customer enquiry
Technical coordination
Customer order
Pre-series production
Series production

Our components are integrated into many brand products.