Qty. 1 Second-hand 4-HI 3-stand tandem cold rolling mill - on foundation, not in production!

Mfc.: MINO, Type: 4-HI 3-stand tandem cold rolling mill, Built: 1978

Rolled material: carbon steel: starting with IF up to S420

Strip width: 300 - 588 mm, Strip thickness: entry 1.5-5.0 mm, min. out 0.50 mm

Coil size: ID 500 mm, OD 2000 mm, Rolling speed max.: 450 m/min

Max coil weight: 15 Tons, Rolling force: 500 Tons (per stand)

Back-up roll dia.: 566 mm - 635 mm, Work roll dia.: 238 mm - 265 mm, Drawing stress:  4,700 kg

Hydraulic force adjustment for each stand

Cooling with emulsion and through magnetic filter system

AGC (thickness measurement): Mfc.: PSysteme (Italy), 2 units: 1 x unit between stand 1 and stand 2, 1 x unit at mill exit

The mill is equipped with an automatic coil charging device and a welding machine for continuous operation of the line welding the head and tail of the coils.

Main drives:

Mill stand 1: 2 DC Motors 600 kW each, Mill stand 2: 2 DC Motors 740 kW each

Mill stand 3: 2 DC Motors 600 kW each, Coiler motor power 190 kW  

PLC: Siemens S7