Roll-Turning Shop is engaged in producing of new mill rolls and renovation of mill rolls for hot rolled steel sections and strips.
This unit has more than 50-year long tradition and experience with machining of alloyed forgings and iron and steel castings with hardness up to 90 HSh, including experience with machining of tungsten carbide rolls. The unit offers also production of gauge or copy templates.
Production of templates on a spark cutting machine. Production is carried out on the basis of the drawings provided by the customer or prepared by us.
Centre lathes – machining diameter range up to 1 250 mm at the max. turning length 7 000 mm
Vertical turret lathes – machining diameter range: 1 000 and 1 200 mm at the max. height 1 150 mm
Multispindle portal milling machines – longitudinal travel up to 3 500 mm, cross shift of the table up to 900 mm
Horizontal boring machines – spindle diameter: 130 mm, fixing plate size up to 3 775 x 4 550 mm and travel 3 000 mm, equipped with the Heidenhain iTNC 530 CNC control system
Roll grinders – up to the workpiece external diameter 1 000 mm and length 5 000 mm, including conical journals
Flat grinding machine –maximum dimensions of fixing plate 1 000 x 320 mm with longitudinal feed of 1 000 mm
Special milling machines for production of rolls for reinforcing steel bars – up to the roll diameter of 500 mm and max. length 2 500 mm, including electric spark marking of the rolls.