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5" (127mm) x 16" (406mm) x 16" (406mm), BLISS, 4-HI REVERSING MILL   Our stock number: 113230

SPECIFICATIONS:

MANUFACTURER: E.W. BLISS CO. (U.S.A.)
TYPE: 4-HI COLD REVERSING MILL W/AGC

WORK ROLL SIZE: 5" (127MM) DIA. 15 1/2" (394MM) FACE
WORK ROLL BEARINGS: TIMKEN ROLLER
BACKUP ROLL SIZE: 16" (406MM) DIA. X 16" (406MM) FACE
BACKUP ROLL BEARINGS: TIMKEN ROLLER

SCREWDOWNS:
TYPE: HYDRAULIC
YEAR OF INSTALLATION: 2016

NEW ELECTRICAL PLC CONTROLS: 2014
BACKUP ROLL DRIVEN

PREVIOUS USE: STAINLESS STEEL 200, 300, AND 400 SERIES BUT SUITABLE FOR

BRASS, COPPER, ALUMINUM OR CARBON STEEL.

CAPACITY (AS USED ON STAINLESS):
STRIP WIDTH: 8" (203MM) - 13.5" (342MM)
ENTRY THICKNESS: 0.072" (1.8MM)
EXIT THICKNESS: 0.008 (0.2MM)

COIL WEIGHT: 4000 LBS. (1815 KG) MAXIMUM
COIL O.D.: 48" (1220MM) MAXIMUM
COIL I.D.: 24" (610MM)
MILL SPEED: 0/150/300 FPM (0/45/90M/MIN.)
LINE DIRECTION: REVERSING
MILL POWER: 2 X 200 HP DC MOTOR @ 500/1000 RPM, 600 VOLTS, 275 AMP
WINDER POWER: 75 HP DC MOTORS @400/1600 RPM, 250 VOLTS, 250 AMP
WINDER TENSION:
MAXIMUM: 6300 LBS. (2858 KG)
MINIMUM: 500 LBS. (227 KG)
COOLANT SYSTEM: MINERAL OIL LUBE/COOLANT
POWER SUPPLY: 6000 (PRIMARY) /380 VAC, 3 PHASE ~ 50 HZ
ROLL DRIVE: BACK UP ROLL DRIVEN
SCREW DOWN: HYDRAULIC SERVO VALVE CONTROLLED

LEFT TENSION REEL:

ASSEMBLY CONSISTS OF A 24" EXPANDABLE WINDER, COMPLETE WITH GEAR REDUCER AND

DC DRIVE.
THE COILER IS 24" (610MM) DIA. X 16" (406MM) LENGTH AND FABRICATED OF FORGED

STEEL. COILER INCLUDES A 0.138 IN. SLOT FOR ENTERING STRIP LEAD END, IF

NECESSARY. BLOCK ENDS ARE SYMMETRICAL AND INCLUDE WHEELS WITH GREASE

LUBRICATED ANTI-FRICTION BEARINGS. DRIVING SPLINTERS ARE MOUNTED AT BOTH ENDS.

DRIVE IS A FULLY ENCLOSED HORSBURGH AND SCOTT GEAR REDUCER UNIT, EQUIPPED WITH

HELICAL ALLOY GEARS RUNNING IN ANTI-FRICTION BEARINGS WITH SELF -CONTAINED

LUBE SYSTEM. STRIP TENSION WITHOUT OVERLOAD IS 500 LBS. TO 6300 LBS.

IT IS POWERED BY 75 HP DC MOTOR. STAND ASSEMBLY IS FABRICATED OF WELDED STEEL.

HYDRAULICALLY OPERATED PUSHER PLATE ARE BUILT INTO THE STAND TO PUSH THE COIL

OFF THE WINDER. EXPANSION OF THE COILER IS BY SOLENOID ACTUATED AIR ROTARY

CYLINDERS.

ENTRY DEFLECTOR ROLL ASSEMBLY

ENTRY ENCODER

THE STRIP DRIVEN ENCODER IS A LOW INERTIA MOUNTED ON THE BACK OF DEFLECTOR

ROLL. IT IS DESIGNED TO ACCURATELY MEASURE THE LINE SPEED.

ENTRY THICKNESS GAUGE

THE MILL HAS NON-CONTACT JASCH X-RAY GAUGE. THE GAUGE IS AN EXCELLENT GAUGE

FOR FINISHING MILL APPLICATIONS. FEATURES INCLUDE: REMOTE SETTING IN

INCREMENTS OF 1 MICRON OVER THE ENTIRE RANGE; RUGGED DESIGN OF GAUGE HEAD;

CLEAN PACKAGE, FREE OF EXPOSED PNEUMATIC AND ELECTRICAL CONNECTIONS; AND

COMPLETE AIR REMOTE GAUGE HEAD POSITIONING SYSTEM.

THE THICKNESS GAUGE SYSTEM CAN BE INTERFACED WITH THE AGC SYSTEM IF NEEDED AND

WITH THE OPERATOR INTERFACE; THIS WILL ALLOW CONTROL OF THE SYSTEM FROM THE

MAIN OPERATOR INTERFACE. THE GAUGING SYSTEM WILL BE ABLE TO PROVIDE GAUGE

READINGS TO THE AGC SYSTEM SO THAT IT CAN MAKE NECESSARY ADJUSTMENTS TO

PROVIDE SUPERIOR AGC PERFORMANCE.

ENTRY ROLLER WIPE

A STATIC WIPE ASSEMBLY WIPER ARRANGEMENT HYDRAULICALLY CONTROLLED IS PROVIDED.

THE WIPERS ARE COMPLETELY NON-MARKING DUE TO THEIR LOW INERTIA AND SUBSEQUENT

NON-SKID CHARACTERISTIC. PASS LINE AND PRESSURES ARE ADJUSTABLE AS REQUIRED.

COOLANT NOZZLES AND EDGE DIRECTED AIR NOZZLES AID IN INSURING A CLEAN EXITING

STRIP.

MILL HOUSING IS DESIGNED USING STEEL HOT ROLLED PLATE AND CAST STEEL, BOLT

TOGETHER HOUSING OFFERS A VERY UNIQUE FEATHER CALLED PRE-STRESSING. THIS

FURTHER IMPROVES THE HOUSINGS MODULES, PRODUCING A STIFFER MILL, WHICH AIDS

THE AUTOMATIC GAUGE CONTROL OPERATION. THERE ARE FOUR MILL COLUMNS OF 11"

(280MM) X 13" (330MM) THICK, WITH WIDTH OF THE MILL AT TOP OF 37" (940MM).

THE MACHINED SURFACES OF THE HOUSING NOT ONLY PROVIDE A VERY PLEASING

APPEARANCE THEY ALSO ALLOW FOR EACH MOUNTING OF EQUIPMENT TO THE MILL HOUSING.

MILL ROLLS: MILL ROLLS ARE FORGED ALLOY STEEL, HARDENED AND GROUND.

BEARINGS:
BACKUP ROLL - 2 PER ROLL (4 TOTAL)
WORK ROLL - 2 PER ROLL (4 TOTAL)

BEARING MANUFACTURER: TIMKEN BACKUP BEARINGS X 4 OIL FOR ALL FOUR BEARINGS

1.04 GPM WITH OIL VISCOSITY OF 2400 - 2500. WORKS ROLL BEARINGS TIMKEN ROLLER

BEARING. BEARINGS ARE LUBRICATED DETACHABLE HOSES WITH MINERAL OIL.

STRIP SPRAYS:
STRIP SPRAYS ARE LOCATED ON BOTH SIDES OF THE MILL; BOTH ABOVE AND BELOW THE

STRIP PASS LINE. THE SPRAYS IN EACH QUADRANT INCLUDE RECESSED NOZZLES. THEY

PROVIDE 75 GPM OF COOLANT OIL FOR MAXIMUM HEAR EXTRACTION.

MILL DRIVE SPINDLES:
SPINDLES BETWEEN THE TWO BACK UP DRIVE ROLLS AND THE PINION BOX IS OF HEAT-

TREATED STEEL.THEY ARE CONNECTED TO BACKUP ROLL CHOKES IN FRONT AND SPECIAL

TIMKEN BEARING UNITS COMING OUT OF HORSBURGH AND SCOTT GEAR BOX. GEAR BOX HAS

CLOSE LOOPED RECIRCULATING LUBRICATING SYSTEM.

MILL BASE
MILL BASE IS OF RIGID WELDED STEEL CONSTRUCTION, MACHINED TO INSURE PROPER

ALIGNMENT OF ALL PARTS. BASE IS ARRANGED TO COLLECT COOLANT FOR GRAVITY RETURN

OF USED COOLANT TO THE TANK.

HYDRAULIC SCREW DOWN:

COOLANT/LUBE SYSTEM
TYPE OF OIL: MINERAL OIL
VISCOSITY: 70-90 SSU
TOTAL TANK CAPACITY: 600 GAL. EACH DIRTY TANK AND CLEAN TANK.
SPRAY PUMPS: TWO (2) ONE OPERATING, ONE STANDBY 10 HP
FILTER SYSTEM PUMPS: ONE (1), 10 HP
CLARITY: 1 TO 3 MICRON

FUME EXHAUST HOOD SYSTEM

LEFT AND RIGHT SIDE FUME EXHAUST HOODS ARE SUPPLIED FOR EVACUATION AND

TREATMENT OF THE FUMES GENERATED BY THE ROLLING PROCESS. IT HAS ELECTRO-STATIC

FILTRATION AND BAG FILTRATION TO COLLECT OIL PARTICLES FROM MIST BEFORE

DISCHARGE. ESTIMATED TOTAL FUME EXHAUST SYSTEM CAPACITY IS RATED AT 400 C.M.

PER MINUTE.

EXIT ROLLER WIPE

EXIT THICKNESS GAUGE

THE MILL HAS THE SAME NON-CONTACT JASCH X-RAY GAUGE AS ON THE ENTRY SIDE.

EXIT DEFLECTOR ROLL ASSEMBLY

EXIT ENCODER

THE STRIP DRIVEN ENCODER IS A LOW INERTIA MOUNTED ON THE BACK OF DEFLECTOR

ROLL. IT IS DESIGNED TO ACCURATELY MEASURE THE LINE SPEED.

RIGHT TENSION REEL SAME AS LEFT TENSION REEL.

HYDRAULIC POWER UNITS:

HYDRAULIC POWER UNIT HAS OPERATING PUMP, CONTROLS AND INSTRUMENTATION.

SOLENOID VALVES ARE ALSO INCLUDED AND MOUNTED ON PANELS AND PRE-PIPED TO A

TAKE OFF PLATE.

SYSTEM/SYSTEMS INCLUDE WELDED STEEL RESERVOIR WITH ACCESS DOORS, SIGHT LEVEL

GAUGE, SUCTION STRAINER, SUPPLY AND RETURN TERMINALS, RELIEF VALVE PRESSURE

GAUGE, AND PRESSURE REDUCING VALVE, FILTER ACCUMULATOR AND PUMP/MOTOR

COMBINATIONS MOUNTED ON THE TANK. ALL ON UNIT PIPING IS COMPLETE, WIRED TO THE

JUNCTION BOX AND TESTED.

ALL TERMINAL HYDRAULIC CYLINDERS AND MOTORS HAS BEEN SIZED TO BE FUNCTIONAL AT

750 PSI.

THE SCREW DOWN SYSTEM WILL BE ACTUATED BY A SEPARATE PRESSURE SYSTEM. SCREW

DOWN TO INCLUDE CYLINDERS, MOUNTINGS, TOP POSITION EXTENSION RODS, SET OF

MANIFOLDING FOR VALVE, OPENING SOLENOID VALVE AND SMALL ACCUMULATOR.

BEARING COOLANT POWER UNIT:
30-GALLON RESERVOIR
2 5HP PUMPS (1 OPERATING, 1 STANDBY)
3-MICRON FILTRATION
AIR TO OIL HEAT EXCHANGER
OIL LEVEL AND TEMPERATURE INDICATOR
MILL MOUNTED ACCUMULATOR

ELECTRICAL CONTROLS:

INPUT: 600 VOLTS, AC, 3 PHASE, 60 HZ
MOTORS: RELIANCE
DRIVES: SIEMENS PLC S300 UPGRADED BY SEA CAS IN 2016
HYDRAULIC SCREWDOWNS: NEW BY SEA CAS IN 2016

AUTOMATIC GAUGE CONTROL (AGC) SYSTEM PARTIALLY IN PLACE AND CAN BE COMPLETED

BY PURCHASER

TOUCHSCREEN CONTROLS

INSTALLED AND FULLY OPERATIONAL

**PRICE QUOTED AS IS WHERE IS SUBJECT TO PRIOR SALE**

**ALL SPECIFICATIONS ARE SUBJECT TO VERIFICATION BY PURCHASER**


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