44" TWO STAND UNITED 4HI TANDEM COLD ROLLING MILL

GENERAL SPECIFICATIONS:

-MILL DESIGN - TWO STAND

-MILL STAND CONFIGURATION - 4HI

-DRIVE CONFIGURATION - WORK ROLL DRIVEN (BOTH STANDS)

-MATERIAL - COLD ROLLED OR TINPLATE TEMPERED MATERIAL

-TOP MILL SPEED - 5500 FPM

-COIL ID ENTRY/EXIT - 16.5"

-MAX OD ENTRY/EXIT - 72" (DESIGNED), 78" (ACTUAL)

-ENTRY/EXIT REEL MOTOR

-MAX COIL WEIGHT- ENTRY/EXIT - 42,000 LBS (DESIGNED), 48,000 LBS (ACTUAL)

-STRIP WIDTH - 24" - 40"

-MIN STRIP THICKNESS - 0.0061" (TYPICAL), 0.0053" (TRIAL)

-MAX STRIP THICKNESS - 0.02"

-WORK ROLL DIAMETER RANGE & FACE - 21.25" TO 19.7" X 47" FACE

-BACK UP ROLL DIAMETER RANGE & FACE - 53.26" TO 53.25" X 45.5" FACE

-WORK ROLL BEARING - SPHERICAL ROLLER BEARINGS

-ROLL CHANGE CARS - YES, RAILED MOUNTED PER STAND (NEW 2007)

-BACK UP ROLL BEARING - MORGOIL OIL FILM BEARING

-MAXIMUM ROLL FORCE - 1100 TONS

-MILL STAND #1 MOTORS - (2) 1000 HP DC MOTORS, 300 RPM BASE SPEED, 924 RPM TOP

SPEED, 13,750 FT-LB OF RATED TORQUE PER ROLL

-MILL STAND #2 MOTORS - (2) 1000 HP AC MOTORS, 420 RPM BASE SPEED, 1680 RPM

TOP SPEED, 12,500 FT-LB PER MOTOR FOR A NET 25,000 FT-LB AT THE INPUT SHAFT

-AGC - WORK ROLL BENDING VIA CROWN IN CYLINDERS IN BOTH STANDS

-HYDRAULIC CYLINDERS - YES, BOTH STANDS

-THICKNESS GAUGES - YES, IMS THICKNES GAUGES (NEW 2021) AT MILL STAND #2 EXIT

-OIL SYSTEM AND FILTRATION - MINERAL OIL

-PLC - GENERAL ELECTRIC TOOLS

-HMI - GENERAL ELECTRIC CIMPLICITY HMI

GENERAL MILL COMPONENTS:

-IN GROUND COIL CARS

-MANDREL UNCOILER HYDRAULIC EXPANSION & OUTBOARD BEARING SUPPORT

-PEELER

-DEFLECTOR ENTRY ROLL

-MILL STAND #1

-MILL STAND #2

-HYDRAULIC SHAPE CONTROL VIA CYLINDERS IN EACH STAND

-RAIL MOUNTED ROLL CHANGE CARS

-MANDREL RECOILER W/ OUTBOARD BEARING SUPPORT

-BELT WRAPPER

-EXIT INGROUND COIL CARS

-OPERATORS CONTROLS AT MILL STANDS & IN FRONT OF MILL

-SPARE WORK ROLLS, BACK UP ROLLS, CHOCKS & BEARINGS (CONTACT US FOR COMPLETE

LIST)

-MILL EXHAUST HOODS

-MINERAL OIL FILTRATION SYSTEM