Applications

Reliable complete systems from C-TECHNIK

C-TECHNIK is your experienced partner for the development of a machine according to customer specifications. From the creation of a concept and the construction to the production and assembly to the commissioning: C-TECHNIK offers all services from a single source. During a project, our client has a permanent team consisting of a project manager, designers and administrators. Flexibility, competence and experience are the basis for the customer's ideas and wishes. Only then are technical changes possible at every project time.

C-TECHNIK has particularly in-depth know-how in the steel and strip steel industry as well as in rolling mill technology.

From idea to commissioning

  • initial projecting
  • consulting in design and manufacturing issues
  • projecting of individual solutions
  • engineering
  • design in 2D and 3D-CAD
  • testing
  • manufacturing
  • assembly
  • technical documentation
  • Individual parts

    Individual parts

    Exact components

    Especially at the manufacturing of single and spare parts three factors are decisive: timing, precision, and pricing. CT is characterized by fast order processing, high quality standards and favourable wages and conditions.

    A selection of production techniques:

    • turning
    • vertical boring mill
    • milling
    • boring mill processing
    • sharpening (inside, outside, flat)
    • drilling
    • welding
    • interlock
    • sandblasting
    • painting
    • coating
    • heat treatment
    • anneal
    • assembly

    Products

    Threaded bolt

    Bolt

    Bearing cover

  • Assemblies

    Assemblies

    Early and intense for the best results

    With the early, intensive examination of every task, we kill several birds with one stone: by the exact analysis of submitted drawings and the detailed coordination, we eliminate sources of error for the further course of the project. The functionality and the precision are thus ensured early on, and thus it saves time and costs. It helps that all steps are monitored and accompanied by the same project manager.

    Some examples of assemblies manufactured by C-Technik:

    • cutting scaffoldings
    • roll change system
    • decoiler
    • reversing reel
    • coiler
    • coil transportation systems
    • coil storage systems
    • spare parts
    • ...

    Products

    Coiler group for tailored blank material

    Rolling stand with leveler

    Coiler

    Coil transport wagon (CTW)

    Underfloor coil lifter

    Refurbishment of reverse reel shafts 

    Laying coiler and unwind section

    Side trimming line

    Traversing spooler

    Cropping shear

    Coil turning unit

    Reconstruction reel shaft

    Coiler group for tailored blank material

    • movable assemblies due to constant change of plant center
    • oscillatory winding possible
    • four-jaw take-up head with two hydraulic clamps
    • clamp segments with thickness adaptation, the band is different in thickness on the width
    • automatic tape threading
    • brake rollers with inclination and pressure adjustment and extension device
    • band side guidance
    • punch with tool as a quick-change system

    Technical data:

    • speed 50 m/min
    • coil weight 30.000 kg
    • coil outside Ø 600 – 2.000 mm
    • coil inside Ø 508/610 mm
    • strip width 100 – 2.200 mm
    • strip thickness 0,5 – 4,5 mm
    • center system movable (1.750 mm)

    Laying coiler and unwind section

    An existing system was expanded by four laying winder and four unwinding stations. At the same time, the carrying capacity and laying width of the new laying winder were increased.

    Technical data:

    • speed 150 m/min
    • pack weight 1.000 kg
    • pack outside Ø 1.000 mm
    • laying width 190/305 mm
    • single strip width 8 – 32 mm
    • strip thickness 0,6 – 1,2 mm

    Rolling stand with leveler

    In front of a press, a profiling roll stand with a 7-roll straightener was installed. The rolling stand can use different rolling sleeves to roll the strip edges with different profiles. In the leveler drive rollers are additionally installed.

    Technical data:

    • speed 120 m/min
    • strip width 150 mm
    • strip thickness 0,5 – 4 mm
    • rolling force 300KN
    • 7-roller leveler

    Side trimming line

    Side trimming line for a pickling line

    Technical data: 

    • speed 450 m/min
    • strip width 2.200 mm
    • strip thickness 0,4 – 2,5 mm

    Coiler

    Renewal of a reel of a slitting plant.

    Technical data:

    • speed 250 m/min
    • coil weight 16.000 kg
    • coil outside Ø 1.800 mm
    • strip width 1.250 mm
    • strip thickness 0,5 – 3 mm

    Traversing spooler

    New construction of a laying spooler of a tandem wire rolling mill.

    Technical data:

    • speed 400 m/min
    • pack weight 3.000 kg
    • pack outside Ø 1.250 mm
    • traversing width 600 mm
    • single strip width 10–45 mm
    • strip thickness 1,5 – 9,0 mm

    Coil transport wagon (CTW)

    Self-supporting reel shaft with a spreading range from Ø 525 to Ø 615 mm!

    Functions:

    • drive forward - back
    • lifting - lowering, stroke 600 mm

    • turn off - on

    • rider roles above and below

    Technical data:

    • speed 15 m/min
    • coil weight 45.000 kg
    • coil outside Ø 2.200 mm
    • strip width 2.080 mm
    • complete weight incl. ring 100t

    Cropping shear

    New design of a cropping shear

    Technical data:

    • strip width 2.200 mm
    • strip thickness 0,5 – 4,5 mm

    Underfloor coil lifter

    Construction of an underfloor coil lifter

    Technical data:

    • coil weight 12.000 kg
    • coil outside Ø 2.000 mm
    • strip width 1.500 mm

    Coil turning unit

    Construction of a coil turning unit with following functions:

    turning, move prism, turn roller table, pallet centering in height and centric

    Technical data:

    • coil weight 15.000 kg

    Refurbishment of reverse reel shafts

    Both reverse reel shafts of a MKW rolling mill stand (SMS Bj. 1981) were replaced, including the expanding clamping cylinder and rotating oil supply with new, with a different design.

    Technical data:

    • speed 600 m/min
    • coil weight 10.000 kg
    • coil outside Ø 1.850 mm
    • coil inside Ø 500 mm
    • strip width 520 mm
    • strip thickness 0,5 – 3,0 mm

    Reconstruction reel shaft

    The recoil shaft of a quarto-tandem rolling mill (SMS 1960) was renewed.

    Technical data:

    • speed 300 m/min
    • coil weight 10.000 kg
    • coil outside Ø 2.000 mm
    • coil inside Ø 500 mm
    • strip width 405 mm
    • strip thickness 0,3 – 5,50 mm
  • Complete systems

    Complete systems

    Continuity until commissioning

    In the case of complete systems, close cooperation and good integration of the individual project steps are indispensable. This is the only way to implement orders according to requirements and also time and cost effectively.

    In order to ensure this cooperation and interlocking, we show the status of the project in regular meetings and inform about the preparations for the next project phases. In the spirit of cooperation and continuity, it is also a project manager and a designer to accompany the progress of the project throughout the entire duration, from the initial talks to the commissioning.

    Success criteria for our complete systems are the functionality, the accuracy of all components and the precision in the interaction as well as the fast delivery time.

    Examples for complete systems:

    • slitting lines
    • cut-to-length lines
    • rolling mills
    • packaging lines
    • annealing and pickling lines
    • galvanizing lines
    • hardening lines
    • inspection lines
    • coating lines
    • coil preparation lines
    • brushing lines
    • laying lines
    • wrapping lines
    • side trimming line

    Products

    Strip inspection line

    Quarto reversing rolling mill

    Binding line for steel rings

    Refurbishment of a temper mill

    Slitting unit with laying winder

    Binding line and packaging line

    Automatic section bearing

    Refurbishment of several assemblies of a tandem rolling line

    Strip inspection line

    The coils are taken from the production chain, driven into the inspection area and unwound 10 meters. The tape surface is visually inspected, then the tape is rewound and fed back into the production chain.

    Technical data:

    • coil weight 45.000 kg
    • coil outside Ø 2.100 mm
    • strip width 2.100 mm
    • strip thickness 0,4 - 4,5 mm

    Slitting unit with laying winder

    15 laying winders incl. turnstiles, coupled to a slitting line. Every laying winder with its own dancer unit. The laying width can be preset automatically.

    Technical data:

    • speed 200 m/min
    • pack weight 5.000 kg
    • pack outside Ø 1500 mm
    • laying width 600 mm
    • single strip width 10 – 45 mm
    • strip thickness 0,6 – 4,5 mm

    Quarto reversing rolling mill

    • very compact design
    • unwinding rolls with feeding machine
    • rolling out the ends of the strip
    • hydraulic positioning
    • non-contact strip thickness measurement
    • strip drying with pairs of squeeze rollers

    Technical data:

    • speed 500m/min
    • coil weight 15.000 kg
    • coil outside Ø 2.000 mm
    • coil width 750 mm
    • strip thickness 0,8 – 16 mm
    • adjustment power 8.500 KN
    • total drive power 4.000 kW

    Binding line and packaging line

    • coils are stored as a package
    • customer-specific requested and outsourced
    • isolated, weighed, bound and stacked on pallets
    • three stack places
    • pallets are wrapped in foil
    • stacked rings are tied with pallet
    • before entering the high-bay warehouse, the total weight is determined

    Technical data:

    • coil weight 8.000 kg
    • single ring weight 2.500 kg
    • coil outside Ø 600 – 1.600 mm
    • coil inside Ø 300/400/500/600
    • coil width 650mm
    • single coil width 15 – 400 mm
    • binding 3 or 4 times (PTFE)
    • foil stretcher

     

    Binding line for steel rings

    • coils are taken from a slitting line via a turnstile
    • isolated, weighed, bound and stacked on pallets
    • pallets are driven out with a transfer wagon

    Technical data:

    • coil weight 15.000 kg
    • single ring weight 4.000 kg
    • coil outside Ø 600 – 1.600 mm
    • coil inside Ø 508/610
    • coil width 750 mm
    • single coil width 15 – 400 mm
    • binding 3 or 4 times (steel strip)
    • transfer wagon

    Automatic section bearing

    Coils are taken from a turnstile by means of a coil manipulator and stored in a two-storey ring bearing.

    Technical data:

    • coil weight 8.000 kg
    • coil outside Ø 600 – 1.600 mm
    • coil inside Ø 300/400/500/600
    • strip width 650 mm
    • 27 shelfs, 2 storied = 54 storage locations

    Refurbishment of a temper mill

    Among other tasks, the coil diameter of the roll stand was increased from Ø 1,700 to Ø 2,000 mm. Furthermore, the coilers and decoilers were replaced by new ones with a different design, including additional support bearing on the reel. The two under-floor coil lifters have also been renewed.

    Technical data:

    • speed 400 m/min
    • coil weight 12.000 kg
    • coil outside Ø 2.000 mm
    • coil inside Ø 500 mm
    • strip width 650 mm
    • strip thickness 1,0 – 6,0 mm

    Refurbishment of several assemblies of a tandem rolling line

    We renewed several assemblies of a hot strip tandem mill.