Locations

Marienborn plant

At our Marienborn plant, we cast specialty iron and steel materials into rolling mill rolls for the steel and aluminum industries, as well as nuclear cask containers for the disposal of highly radioactive spent fuel elements from nuclear power plants.

Hain plant

At the Hain plant, we produce semi-finished and finished components for the machine building industry machine construction using four different casting processes for our specialty cast iron grades. In addition, nuclear cask containers for the disposal of low to medium radioactivity and high-radioactivity nuclear waste are produced at the Hain plant.

Marienborn plant

PRODUCTS

Back-up rolls for hot strip mills

Back-up rolls for cold strip mills

Back-up rolls for plate mills

Work rolls for plate and roughing mills

Work rolls for finishing mills

Rolls and rings for heavy section mills

Cores for nuclear containers

Hain plant

PRODUCTS

Continuous casting

Spincasting 

Hand mold casting

Chill casting

Production facilities

MELTING

4 electric arc furnaces
2 induction furnaces
7 ladle furnaces

 

CASTING

2 vertical centrifugal casters
Numerous casting pits of up to 12 m (40 ft.) depth

 

HEAT TREATMENT

23 heat-treatment furnaces

 

MACHINING

30 machining systems, with focus on large-component machining (turning, drilling, milling, grinding, deep-hole drilling, etc.)

 

Accredited test laboratory with comprehensive equipment

Production facilities

MELTING

9 induction furnaces

 

CASTING

3 continuous casters

3 horizontal centrifugal casters

Numerous casting pits 

 

HEAT TREATMENT

3 heat-treatment furnaces

 

MACHINING

50 machining systems (turning, milling, drilling, peeling, honing, mill-turning, sawing)

MARIENBORN PLANT

PRODUCTS

Back-up rolls for hot strip mills

Back-up rolls for cold strip mills

Back-up rolls for plate mills

Work rolls for plate and roughing mills

Work rolls for finishing mills

Rolls and rings for heavy section mills

Cores for nuclear containers

PRODUCTION FACILITIES

MELTING

4 electric arc furnaces

2 induction furnaces

7 ladle furnaces

CASTING

2 vertical centrifugal casters

Numerous casting pits of up to 12 m (40 ft.) depth

HEAT TREATMENT

23 heat-treatment furnaces

MACHINING

30 machining systems, with focus on large-component machining (turning, drilling, milling, grinding, deep-hole drilling, etc.)

ACCREDITED TEST LABORATORY WITH COMPREHENSIVE EQUIPMENT


HAIN PLANT

Products

Continuous casting

Spincasting 

Hand mold casting

Chill casting

PRODUCTION FACILITIES

MELTING

9 induction furnaces

CASTING

3 continuous casters

3 horizontal centrifugal casters

Numerous casting pits 

HEAT TREATMENT

3 heat-treatment furnaces

 

MACHINING

50 machining systems (turning, milling, drilling, peeling, honing, mill-turning, sawing)

Your route to us

Marienborn plant

Hauptstrasse 20, 57074 Siegen 

Directions

Hain plant

Marienborner Strasse 49, 57074 Siegen

Directions