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400mm x 4mm RWF-John Cockerill 4-HI Reversing Cold Rolling Mill


Not Specified

Stock #



Width 158.5 inches

Equipped With

Manufacturer: RWF (John Cockerill) Upgrades: 2020.... (Mechanical AGC System/Filtration System /Electronics) 2023.....2 Brand New MOOG Servo Valves Material Specifications: Pickled Hot rolled, Low carbon steel. UTS 550 N/mm2 maximum General Strip Details: Strip width Min. 250 mm – Max. 400 mm Strip thickness Max. 4 mm Strip thickness Min. 0.30 mm Coil ID Min. 508 mm – Max. 610 mm Coil OD Max. 1800 mm Coil weight Max. 9 tons Production Data: Monthly production 2500 tons. Average productivity 4.6 ton / hour. Mill Technical Specifications: Rolling speed 500 m/min. Rewinding speed 500 m/min. Stand drive 700 kW Tension reel drive 250 kW Pay off motor 4 kW Reels tension Max. 3,000 kg Roll separating force Max. 450 tons Work roll Max. Ø 175 – Min. Ø 140 mm - Back up roll Max. Ø 420 – Min. Ø 380 mm - Bottom back up roll Max. Ø 1326 – Min. Ø 1202 × 1320 mm barrel Miscellaneous Data: Coolant type Emulsion ( 2.5 – 3.5 % oil ) Coolant flow Max. 1500 l/min. Spray pressure Max. 5 bar Coolant temperature 45 – 55 °C Electrical System by Control Technique Complete with Hydraulics, Electrics, Controls, Spare Parts: (Work and Back up Rolls) etc. Installed and Running

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