Multi Blanking Line

Line Parameters:

Coil weight up to 40 t.

Strip width up to 2100 mm. and more

Strip thickness from 0,10 up to 15 mm. and more

Production speed up to 140 m/min.

Production Capacity:

100.000 t. y of mix production.

Types of material:

Carbon Steel, stainless steel, aluminium, non ferrous metals and alloys.

Cold rolled, hot rolled, pickled, galvanized, dried, oiled, any coating and metals with sensitive surfaces.

Material strengths of more than 1200 N/mm2 with yield up to 1000 N/mm2.

Decoiler:

Coil inside diameter 508 and 610 mm. and more...

Automatic coil height and in-line centering.

Automatic strip edge centering system

Leveller:

Fully automatic cassette change up system, up to 23 levelling rolls in "four" and "six" highs design.

Strip Marking:

Single or multi - strand marking from top or from strip bottom.

Edge Trimmer:

With electric motor and automatic setting

Slitting machine (Multi-strand):

Automatic slitters quick - change setting system of up to 5 strands

Cut to Length Shear system types:

Rotary Shear

Cutting rate of 180 cuts/min.

Length tolerance of ± 0,2 mm.

Flying Shears

Cutting rate of 50 m/min.

Length tolerance of ± 0,2 mm.

Eccentric Shear with feeder rolls

Cutting rate of 140 cuts / min.

Length tolerance of ± 0,1 mm.

Swing Shears

For trapezium shape formats

Oscillation tolerance ± 30 °

Leveller feed & Eccentric Shear

Cutting rate of 45 m/min.

Length tolerance of ± 0,2 mm.

Surface Protection

Paper or foil aplication system for plate protection, from top or from below, for sensitive surfaces.

Stacker

Precision stacking systems.

Special design for sensitive surfaces.

Vacuum stacker

Bomb door type stacker

Magnetic belt stacker

Stacking accurancy at length/width of ± 0,5 mm.

Stacks packaging without production interruption

Custom tailored high - medium - low of automation requirements

Modem on-line teleservice

Production parameters of Multistrand Line of 1900 mm. x 2,5 mm. (Representative case)

Type of Material to be processed:

Cold rolled steel and galvanized steel.

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		min.	max.
Tensile strength	Mpa	300	480
Yield point	Mpa	250	350
Material Elongation		Up to 30%

Machine cleaning is required after processing cold rolled steel, before new production set of galvanized strip.

Coil Characteristics:

Coil weight	20 t.
Coil inside diameter	508 y 610 mm.
Coil outside diameter max.	1800 mm.
Coil outside diameter min.	800 mm.

Strip Thickness (mm)	min.	0,3	max.	2,5
Strip Width (mm)	min.	500	max.	1900

Processing speed:

Threading speed	m/min.	15
Processing speed	m/min	0-80

Slitting & Shearing Capacity

Slitting

Strands	simultaneous	0-5 slits (4 strands)
Coil Width	mm	500 - 1900

Shearing in continuous cycle (±5%):

Length of blank	N° of cuts/min	Line speed m/min
500 mm.	50	40
1000 mm.	45	45
2000 mm.	33	65
3000 mm.	30	75

Tolerance average (For formats length of 2000 mm.)

• Length ±0,2 mm.
• Diagonal ±0,5 mm.

Indicated tolerances and productions are in function and related with following factors:

• Strip Tension stability and fluctuations
• Strip quality and surface smoothness
• External factors such electromagnetism and mechanical vibrations
• Machine operator skill

Processed material specifications:

Slitting

Slits (max.N°)	5(4 strips).
Edge trimming min. (each side)	5 mm.
Edge trimming max. (each side)	30 mm.
Minimum width	150 mm.

Both sides edge trimming is required for correct width sizing of strips into standard tolerances.

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Blanks

Rectangular shape formats

Shape	rectangular
Length of blanks min.	400 mm.
Length of blanks max.	3000 mm.

Tolerances

• Length ±0,2 mm.
• Diagonal ±0,5 mm.

Indicated tolerances and productions are in function and related with following factors:

• Strip Tension stability and fluctuations
• Strip quality and surface smoothness
• External factors such electromagnetism and mechanical vibrations
• Machine operator skill

Stacks

Max. weigth per lineal metre	1000	Kg.
Max. stack weight	3000	kg.
Max. stack height (without pallet)	500	mm.
Max. stack height (without pallet)	500	mm.
Max. stack height (with pallet)	650	mm.
Min. and max. parallelism of stacker	±1	mm. for stack of 350 mm. height
N° Blanks stacked at once	1 to 4

Production capacity:

For strip thickness of 0,4 mm. , the production is of 52.000 t./year. For strip of 0,70 thickness, the production is of 96.000 t./year

ELECTRIC PARAMETERS

	10%	5%
Main Elec. current	380 V.	50 Hz.
Auxiliary Elec. current	110 V.	50 Hz.
Solenoid valves Elec. current	110 V.	50 Hz.

COMPRESSED AIR

Air Pressure

5 bars.

HYDRAULIC POWER PACK

Nominal Pressure	100 bars.
Max. Pressure	110 bars.
- Cooling system by	air

CLIMATIC CONDITION

	Min.	Máx.
Outdoor temperature	- 6°C	+ 44°C
Indoor temperature	+ 5°C	+ 40°C

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More information about:

• Levelers manufacturing programme
• Cut to Length systems
• Stacking systems