Freiformschmiede pieces 10 15,000 kg piece weight

Seamless rolled rings 15-4000 kg unit weight

Annealing, tempering and special treatments according to customer


Vertical lathes up to 2,800 mm turning diameter

Lathes up to 10,000 mm turning length

Drilling and Bohrfräswerke, special lathes for turning and drilling of hollow forged shafts, conventional and CNC - controlled

All regular-destructive and destructive material testing

Quality assurance according to DIN / ISO 9002 - EN 29002

Our products are used in applications where the highest technical demands are made, for example, in the transmission, engine, turbine, valves, motors and molding, in the petroleum industry and in shipbuilding.

Hammer Erft supplies in all parts of the world with rising export shares - to focus on our Western European neighbors.

As a flexible, medium-sized private enterprise, we place ourselves on the special needs of our customers as part of our technical possibilities like a.

Metal forming technology
In the field of metal forming technology, we offer an exceptionally wide range of drop forged and hot press moulding components with unit weights of between 0.3 and 80 kg, measuring from 50 to 425 mm in diameter and up to 800 mm in length.

Thanks to our automated and manual manufacturing techniques, we are well equipped to provide large and small batch quantities, e.g. for the aerospace industry.

We process alloyed and unalloyed steels as well as precipitation hardening and stainless steels in all forgeable qualities. In our continuous pusher type /rotating hearth furnace plants, we carry out all types of heat treatment in an open furnace atmosphere.

Machining technology
We are well equipped to handle all standard machining requirements. Our many years of experience and know-how enable us to machine all types of metal perfectly according to the customer's specifications:

TURNING
MILLING
GRINDING
GEAR CUTTING
SURFACE TREATMENT
ASSEMBLY
HEAT TREATMENT

Production of bent wire parts and springs from Ø 0.3 - 20 mm using the most modern
CNC-controlled systems, multi-slide machines and self-made.
Bulk wire articles according to samples or drawings.
We use steel, stainless steels, spring steels, non-ferrous metals and alloys as raw materials.
From disposable items to 3-dimensional designers - bent parts.
From prototype construction to small series to large series.
Leg, tension and compression springs.
Robot welding parts MIG-MAG-TIG. Spot, projection, stud and butt welding.
We punch, press, punch, calibrate on various mechanical and hydraulic
Pressing 5 tons. up to 600 tons. Printing performance. Fast moving and deep drawing presses
Hanging and painting hooks. Bucket and carry handle.
CNC long turned and milled parts up to Ø 16.0 x 4,000 mm
Processing such as drilling, milling, thread rolling, wobble riveting, chamfering, butting.
Assembly of assemblies, 100% tests, special packaging and handling systems.
Own tool shop.
External surface processing such as blasting, pickling, anodizing, coating, gold plating, chrome plating,
galvanize, KTL coating.
Procurement of laser parts and laser welding through our partner companies.
Punching and Deep-drawn parts from 0.1 - 5.0 mm sheet thickness and 300 mm sheet width.