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MINO 4-High Breakdown Mill is complete with fume extraction equipment. The
mill performs the primary cold reduction prior to intermediate rolling.
Floor space required is approximately 700 m with an installed electrical
capacity of 3,200 kW.
Lubrication is provided through Prosol NT70 emulsion (2.5%) and Achenbach
Filtration system
Automatic Gauge Control is achieved using both mechanical screw downs and
Hydraulic Gap Control (HGC).
Operating specifications include:
Coil Inside Diameter: 600-
Coil Outside Diameter: 1,600 mm
Strip width: 440-1,040 mm
Thickness reduction: 15.5 mm to 0.6 mm
Winder Motors: 430 Kw DC
Winders with Outboard Support
Maximum rolling speed: 150 m/min
ABB Thickness Gauge
Siemens S7-400 PLC, 2014
Mino Superstack Filtration System
LINE CONFIGURATION
Entry Payoff:
Underground coil car
Mandrel type Uncoiler with hydraulic drum expansion
Mandrel OD: 500 - 600mm (LEAFS)
Snubber Roll Control Arm
Edge control system
Motor: 100kw- 500V DC drive
Peeler table
Edge guiding rolls
Pinch roll stand - 15kW Motor
Transport table
Right Side Winder
2 speed gear box
Motor Drive: 430kW, 520V DC
Winder Outboard Bearing Support
Underground coil car
Transport table with hold down roll
Pinch rolls + speed measurement roll
Crop shear
ABB Eddy current thickness gauge
Mino Mill
Work Roll: 400mm Dia x 1250 Face width
Back Roll: 960mm Dia x 1170mm Face width
AGC Roll Bending, Roll Balancing
Hydraulic screw down + Pancake cylinder
Roll change sledge
Mill motor: 1250kw @ 600V DC with 2 speed gearbox
Back-up rolls: 1170mm width x 850mm diameter
Left Side Winder
Mandrel OD: 500mm
Winder motor: 430kW @ 445V
Winder Outboard Bearing Support
5 - roll straightener
Edge guides
Crop shear
Pinch rolls
ABB Eddy current thickness gauge
Underground coil car
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