80" MESTA 4-HIGH COLD REVERSING MILL   Our stock number: 108220

80 MESTA 4-HIGH COLD REVERSING MILL

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80 MESTA 4-HIGH COLD REVERSING MILL

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Mill Name..................... 80" Combination Mill
Type.......................... Four Roll Type
Work Roll Shift............... No
Start......................... March, 1967
Manufacturer.................. MESTA
Production Capacity........... 7,000 t/M
Rolling Speed Max (m/min)..... 760

Specification of Rolled Sheet Strip

Thickness (Entry/Exit)(mm).... 1.2-6.0 / 0.4-3.2

Width (mm).................... 610-1,880
Coil Weight (Entry/Exit)(ton). 33.0/33.0
Coil ID (Entry/Exit)(mm)...... 610 / 610
Coil OD (Entry/Exit)(mm)...... 2,190 / 2,190

Roll Dimension
WR* Roll (Barrel Dia/Length).. 465-584 / 2,032
BUR* Roll (Barrel Dia/Length). 1,270-1,422 / 2,007

Motor
Pay-off Reel Mill Tension Reel
Motor Power (kW) x Set.......... 420 x 4........ 1,000 x 4..... 420 x 4
Standard Current/Voltage (AV)... 1,120 x 4/375.. 1,330 x 4/750. 1,120x 4/375

Rotation Speed (Top/Bot)(rpm)... 250/1,200...... 250/710....... 250/1,200
Gear Ratio (Drive/Non-drive).... 1 : 2.46....... 1 :1.516...... 1 :2.46

Type (DC or AC)................. DC
Current......................... MG
Control Method.................. Speed Control
Control TypeDigital

Mill Motor Response (rad/sec).... 15

Differential Speed Rolling....... No
Mill Drive....................... Twin Drive

Uncoiler
Type............................ Single Mandrel Reel
Tension Max. (ton).............. 13.5

Coiler
Type............................ Single Mandrel Reel
Tension Max (ton)............... 13.5
Tension Change.................. Change of motor sets from 4 sets to 2 sets

Entry Guide...................... Vertical Roller
Loading Type..................... Electric
Mill Rigidity (ton/mm)........... 500
Mil Response (Hz)................ 0.5


Roll Change Method-WR* BUR*...... Changing Car

Roll Bending - WR*
Loading Power Max. (ton/chock).. -66.4 / +15.5

Backup Roll Crown Change......... Variable Crown Control Method


OCKS AND BEARINGS ****



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