COLD ROLLING MILL FACILITY for STEEL COIL and SHEET · COLD ROLLING MILL FACILITY for STEEL COIL and SHEET Cold rolled steel (CRS) factory using different technology and equipment

Core Bus in ess I n dust r i e s BV

Head O f f i c e : Or an j e N assa u l aa n 69 • 1075 AL Am st erdam •t he N et he r l a n ds Head O f f i c e : Or an j e N assa u l aa n 69 • 1075 AL Am st erdam •t he N et he r l a n ds

KvK Amsterdam: 30117967 • T. +31 20 470 0989 •F. +31 20 470 2084 • [email protected]

COLD ROLLING MILL FACILITY for STEEL COIL and SHEET

C o l d r o l l e d s t e e l ( C R S ) f a c t o r y u s i n g d i f f e r e n t t e c h n o l o g y a n d e q u i p m e n t f o r t h e p r o d u c t i o n o f a f u l l s t a n d a r d r a n g e o f f l a t c o l d r o l l e d p r o d u c t s .

Production capacity: 200.000 ton per year

Incoming Material: Hot Rolled Steel Coils 24 Ton

width 1.320 mm

max thickness 5 mm

Products: cold rolled strip or sheet various grades and widths

thickness range 0,2 to 3,5 mm

sheets up 6 meter length

All data have been prepared to the best of our knowledge, however we can not be held liable for any errors and or omissions.

1 Co re Bu s i n e s s I n d u s t r i e s BV

Head O f f i c e : O r a n j e N a s s a u l a a n 6 9 • 1 0 7 5 A L A m s t e r d a m • t h e N e t h e r l a n d s KvK Amsterdam: 30117967 • T. +31 20 470 0989 •F. +31 20 470 2084 • [email protected]

LINE I

PICKLING LINE used for Low Carbon Hot Rolled Strip (HRS) Coils pickling

Manufacturer Andritz-Ruthner / FATA-Hunter Production Machinery

YoM 1978

Coil Entry

Coil Weight 24t

Coil internal diameter (ID) 610 – 760 mm

Strip width x thickness max. 1320 mm x 5 mm

Strip speed max. 53m/Min.

incl. un-coiler, straightener units, perpendicular shear, weld preparation device, strip welder, etc.

Picking Line

Line process section 35 m (L)

Strip speed max. 35m/Min.

Line Capacity 140.000 t/a

Coil Exit Coil internal diameter (ID) 610 mm

Coil outside diameter (OD) 1950 mm

incl. edge coil slitter, coiler, etc.

Controls GE Siltrol Plus

Overall floor length 110 m




LINE II

TWENTY ROLLS REVERSIBLE SENDZIMIR COLD ROLLING MILL

intended for cold rolling of low carbon, high carbon and stainless steel as well as hard aluminum alloy

Manufacturer Waterbury Farrell (USA)

Model ZR 22B 52’’

Serial Number

YoM 1978

Hot Rolled Strip (HRS)

Max. strip width 1320 mm

Max. strip inlet thickness 5 mm

Min. final strip thickness 0,2 mm

Pinch rolls diameter 406 mm

Strip speed through the mill 0 / 300 / 762 m/Min.

Min./Max. winder’s tension 2.720 / 30.000 kg

max. total strip thickness reduction on low carbon steel strip 90% (to be achieved in 5 passes)

Two winders with strip gripers

Max. coil weight 24 t

Coil outside diameter (OD) 1950 mm

Coil inside diameter (ID) 610 mm

Rolls

Rolls diameter (two pieces) 63,5 mm (non-driven)

Four 1st support rolls diameter 101,6 mm (non-driven)

Six 2nd support rolls diameter 173 mm (non-driven)

Support rolls bearings 48

Support rolls bearing diameter 300 mm

Support rolls bearing width 172 mm




TWENTY ROLLS REVERSIBLE SENDZIMIR COLD ROLLING MILL

Payoff

Max. coil weight 24 t

Coil inside diameter 610 mm

Coil outside diameter 1.950 mm

Mill’s Motor (General Electric)

Payoff motor (only for first rolling pass)

1 x 500 kW, 400 V, 200/600 r/Min.

Mill winder motor (left) 2 x 1.840 kW, 200/600 r/Min.

Mill winder motor (right) 2 x 1.840 kW, 200/600 r/Min.

Mill driven rolls motor 2 x 1.840 kW, 0/1000/2500 r/Min.

Strip and work rolls cooling and lubrication

Water-Oil emulsion capacity 5.680 l/Min.

Emulsion storage capacity 114.500 l

Bearings lubrication Oil/fog

Hydraulic System 12,55 kW

2 M-Pumps á 74 bar; 75,7 l/Min.

Hydraulic Control Screw Down Device

13.154 kg (during operation)

Automatic strip thickness control (ESP)

for thicknesses up to 2 mm 2 LFE non-contact measuring units

for thicknesses over 2 mm 2 ESP contact measuring units

for strip speed measuring 2 Tachometers

Process digital computer PDP 8M

Nominal Mill Capacity 125.000 t/a

Note: In case of lower average reduction, bigger coils (24t), thinner thicknesses and strong management this mill can produce 200.000t/a of low carbon CRS.




LINE IV

FOUR HIGH TEMPER MILL non-reversible – direction left to right

Manufacturer Waterbury Farrel (USA)

YoM 1978

Model

Serial number 50305

Mill motor power 373 kW

Controls GE Siltrol Plus

Cold Rolled Strip (CRS)

Coil weight max. 12 t

Strip width max. 660 mm

Strip thickness max. 4 mm

Note: up to 5% of strip thickness reduction

Rolls

Rolls width 762 mm

Work rolls diameter 254 mm

- 4 rolls with chocks - 8 rolls no chocks

Back-up rolls diameter 508 mm

- 4 rolls with chocks

Note: Hydraulic Screw-Down from the Bottom




LINE V

COMBINED TEMPERING AND TENSION LEVELING LINE

Intended for cold rolled strip, annealed cold rolled strip and hot deep galvanized strip

Manufacturer Siemens VAI Clecim

YoM 1989

Note: this line consists of two independent units: one temper mill and one tension leveler.

Strip/Material

Strip width 600 – 1.300 mm

Strip thickness 0,2 – 1,5 mm

Material Yield Point 200 – 500 N/mm²

Material Tension Strength 300 – 700 N/mm²

Leveler Tension max. 15.000 daN

Strip elongation (two high D-Mill) max. 5%

Strip elongation (tension leveler) max. 2%

Four High Temper Mill Hydraulic pressure max. 1.000 t

Note: This line is constructed for continuous strip tempering and leveling. These two basic line units may be used together or separately, depending on the characteristics of material needed. Included is the perpendicular cutting and strip edge slitting as well as the electro-static strip oiling.




LINE VI

MEDIUM GAUGE SLITTING LINE

intended for pickled hot rolled and cold rolled strip

Manufacturer FATA Hunter - Production Machinery

YoM 1978

Type Pull-through line

Coil


Strip width max. 1.320 mm


Entry/exit coil inside diameter 610 mm

Cutting Line Min. slit strip width 25 mm

Line speed max. 150m/Min.

Slitting Head

Shaft diameter 200 mm

Threading motor 15 hp

Note: spare slit head available

Knives Diam. 355 mm x 12 mm

Winder motor 200 hp DC




LINE VII

LIGHT GAUGE SLITTING LINE


YoM 1978

Type Pull-through slitter

Coil




Entry/exit coil inside diameter 610 mm

Cutting Line Min. slit strip width 25 mm


Slitting Head

Shaft diameter 200 mm

Threading motor 15 hp

Note: spare slit head available

Winder Motor 150 Hp

Note: This line includes cut strip bending, packaging and transport equipment

LINE VIII

COMBINED LIGHT SLITTING LINE and CUT-to-LENGTH LINE

intended mainly for cut-to-length of cold rolled strip (CRS) for drum production (920 x 1650 mm)

Manufacturer Schleicher (Germany)

YoM 1982

Type Pull-through slitter

Strip


Strip length max. 3.000 mm

Strip thickness max. 1,5 mm




LINE IX

MEDIUM CUT-TO-LENGTH LINE

intended for pickled hot rolled and cold rolled strip


YoM 1978

Strip (HRS and CRS)




Strip Precision Leveling Unit

1’’ diameter rolls 17 rolls

Flights back up rolls (top) 5 rolls

Flights motorized adjustable back up rolls 3 rolls

Motor drive 75 HP Dc

Cutting Line

Cutting size 600 – 6.000 mm

incl. cut table stacking unit with 2 package desks


Note: with heavy and light leveler

ROLLS PREPARATION WORKSHOP

The Rolls Preparation Workshop consists of:

Roll Grinder 2 OFF

Coil Lifter (for coils with vertical axe) 3 OFF

Coil Car for Perpendicular Transport 4 OFF

Coil ‘C’ Hook 3 OFF

Documents

COLD ROLLING MILL FACILITY for STEEL COIL and SHEET · COLD ROLLING MILL FACILITY for STEEL COIL and SHEET Cold rolled steel (CRS) factory using different technology and equipment