4-HI FOIL FINISHING FOIL MILL

4-HI FOIL FINISHING FOIL MILL
Manufacturer Blaw Knox
Type 4-Hi Non-Reversing
Installation 1965
Modernizations 2004 new electrical control and mill automatization by Rockwell Automatization new AGC system by IMS, new AFC by VAI, new Achenbach Superstack filter

Max. Strip width 1400 mm
Max. Entry thickness 0.1 mm
Min. Exit thickness 2 x 0.006 mm
O.D. of Steel Sleeve 300 mm
Length of Steel Sleeve 1650 mm
Max. Coil O.D. 1320 mm
Min Coil I.D. 300 mm
Max. Coil weight 3000 kg
Working Roll dimension (Ø x L) 240 (225 used) mm
Support Roll dimension (Ø x L) 650 mm
Main drive motor
- power in 530 kW
- Voltage 500 V
- Speed in rpm 570/1660
Main transmission ratio 1:1
Max. Rolling speed 1200 m/min
Max. Rolling pressure 434 t
Recoiler:
- Type of motor DC
- Electric Motor Power 75 kW
- Voltage 400 V
- Speed 725/2538 rpm
Transmission ratio 1,66:1
Recoiling tension N 200-3000N
Decoiler: (single)
- Type of motor DC
- Electric Motor Power 75 kW
- Voltage 400 V
- Speed 725/2538 rpm
Transmission ratio 1:3,03
Decoiling tension N 300-4000N
Type of roll adjustment Hydraulic cylinder on bottom roll
Oil Coolant Filter System New 2004
- Manufacturer Achenbach
- Type of filter Superstack II
- Capacity 800 l/min
- Oil tank capacity 20000 l
Hydraulic System:
- Manufacturer
- Year New 2004
- Motor drive power 22 kW
- High Pressure Hydraulic ~180 bar
- Low pressure Hydraulic ~30 bar
- Volume of Hydraulic Oil High P. ca. 350L, Low P. ca.800L
- Electric control voltage 230/400VAC V
Automatic gauge System (AGS)
- Manufacturer IMS, Germany
- Type X-Ray
Automatic flatness control (AFC) VAIONEE
- Manufacturer R VAI
- Year 2004
- Type Multibus Rack
- Flatness roll Exit side
Type of Mill Control System
- Manufacturer Rockwell Automation, Allen Bradley,
- PLC Control system Automax, ControlLogix,
- Drive System Powerflex DC
Available Rolls: 8 pairs working rolls
5 pairs chokes for working rolls
4 pairs support rolls
4 pairs chokes for support rolls

Ref. No. BPMB101912