Used Mesta 2-Hi Temper Pass Mill, I2S Modernised | Galaxie Corporation, Wayne, Michigan, USA

This used Mesta 2-Hi temper pass mill is available from Galaxie Corporation. It processes carbon steel strip from 0.15 mm to 2.0 mm thick, up to 1,422 mm wide.

The mill runs at up to 660 m/min with a 600 kW (800 hp) main drive and 762 mm work rolls. It was modernised in 1998 by I2S, which added a hydraulic screwdown with Moog servo control and a Gamma thickness gauge on the exit side.

Key Features

• Hydraulic screwdown conversion by I2S using direct-acting cylinders and Moog servo valves with digital position control
• I2S Gamma thickness gauge on the exit side
• Digital Eurotherm/SSD drives with a GE 9070 PLC
• Double stub mandrel uncoilers and payoff mandrels
• Recoiler driven by an 800 hp DC motor
• Entry chain conveyor, coil stop, coil lift and exit coil ramp
• Roll change sled and Mesta roller bearings

Technical Specifications

• Mill builder: Mesta
• Mill type: 2-Hi temper pass mill
• Modernisation: 1998 by I2S
• Typical product: Carbon steel
• Strip thickness: 0.15–2.0 mm (0.006–0.080 in)
• Strip width: Up to 1,422 mm (56 in)
• Roll diameter: 762 mm (30 in) maximum, 28 in minimum
• Roll face: 1,575 mm (62 in)
• Coil ID: 570/600 mm (22.5/24 in)
• Coil OD: 1,676 mm (66 in) maximum
• Coil weight: 20 t
• Mill direction: Left to right
• Mill speed: 660 m/min (2,160 ft/min)
• Pinion stand ratio: 1:1
• Mill power: 600 kW / 800 hp, 200/400 rpm, 600 VDC, 1,080 A
• Payoff motors: 2 x 100 kW (200 kW total), 500 VDC, 200 A, 125/475 rpm, 1:1 gear ratio
• Winder motor: 450 kW / 600 hp, 600 VDC, 125/350 rpm, 1,090 A, 1:1 gearbox
• Payoff maximum tension: 1,650 kg (3,300 lb)
• Rewinder maximum tension: 4,500 kg (10,000 lb)
• Drives and PLC: Digital Eurotherm/SSD drives, GE 9070 PLC

Applications

• Temper rolling of carbon steel strip
• Surface and flatness finishing of cold-rolled coil
• Processing thin-gauge steel strip for downstream forming and coating

Commercial Details

• Make: Mesta
• Condition: Used
• Location: Wayne, Michigan, USA
• Seller: Galaxie Corporation

Frequently Asked Questions

• What strip sizes can this mill handle? It handles carbon steel strip 0.15–2.0 mm thick and up to 1,422 mm wide, in coils up to 20 t.
• What was upgraded in the 1998 modernisation? I2S converted it to a hydraulic screwdown using direct-acting cylinders and Moog servos with digital position control, and fitted a Gamma thickness gauge on the exit side.
• How fast does it run? Mill speed is 660 m/min.
• What should I ask when enquiring? Ask for photos or video of the mill under power, whether an inspection is possible, which rolls, spares and coil handling equipment are included, the condition of the drives, PLC and hydraulics, and how loading and shipping of such a large line would be arranged.