Metal production
ROLLING MILL - 4-HI - 1,700 MM - 11 MM-0.2 MM - NON-REV.
Ref. No.:ROLLMILL231002
YEAR:1964, 2017
Brand:SPIDEM
Qty:Qty.1 Second-hand Aluminium cold rolling mill
Specification
| Description | ROLLING MILL - 4-HI - 1,700 MM - 11-0.2 MM - NON-REV. |
| Ref. No. | ROLLMILL231001 |
| Year | 1964, moved in 2017 (revamped with new mechanical & hydraulic, PLC – ABB, AGC), stopped: 2020 |
| Brand | SPIDEM |
Qty.1 Second-hand Aluminium cold rolling mill | |
| Mfc. | SPIDEM |
| Strip width | max. 1,700 mm |
| Strip thickness | entry: max 11.0 mm, exit: min. 0.2 mm |
| Rolling speed | 450 m/sec., with edge trimming 300 m/sec. |
| Mill force | 1500 T |
| Work rolls | Length: 1,830 mm, Dia.: 465 / 500 mm |
| Back-up rolls | Length: 1,830 mm, Dia.: 1,100/1,200 mm |
| De-coiler | Max. counter traction force: 5,500 kgP, Reduction ratio: 1:5.53, Revolution: 72.3 – 199 RPM, Speed: 136.5 – 375 m/min. |
| Coiler | Coiler (2 x 400-1100 RPM), Max. traction force: 15,000 kgP, Reduction ratio: 1:4.41 (470 m/min.), Speed: 9.9 – 200 m/min. |
Press rolls – Qty. 7 | Length: 1,830 mm, Dia.: 140 mm, Thrust force: 16 T |
| 16 Vertical spraying zones | Ambient temp.: 20-40 °C, Flow rate: 5,000 L/min. |
| Main motors - Qty. 2 | Mfc.: ASEA, 100 kW (2920 Amps.) each continuous, 2130 kW (5840 A) each momentary, 400 V, 400/1200 RPM, Excitation: 75 V, 35 A |
| Coiler motors - Qty. 3 | Mfc.: Alsthom Belfort, 2 x Coilers 294 kW, De-coiler 294 kW, 400/1100 RPM, 400 V, 810 A, Excitation: 85 V, 22 A |