1. Main process parameters of equipment
1.1 raw materials: hot rolled coil after pickling, hot rolled medium and wide band steel
Material: high quality carbon steel, low alloy steel
Thickness: δ ≤4.5 mm
Maximum strength limit: б b=610 N/mm2
Maximum yield limit: б s=360 N/ mm2
Width: ≤ 650 mm
Coil diameter: Φ 508/ Φ 900～ Φ 1650 mm
Maximum coil weight: 8 T
1.2 finished products
Finished product thickness: ≥ 0.2 mm
Strip width: ≤ 520 mm
Coil diameter: Φ 508/ Φ 900～ Φ 1650 mm
Maximum coil weight: 8t
Thickness tolerance of finished product: 0.01 ~ 0.02 mm (8 m for head and tail respectively)
1.3 main technical parameters:
Maximum rolling force: 5000 kn
Maximum rolling torque: 35 kn M
Maximum rolling speed: 8 m / S
Threading speed: 0.3 M / S
Maximum uncoiling speed: 3.3 m / S
Maximum coiling speed: 8.2 m / S
Coiling tension: 0 ~ 60 kn
Work roll specification: Φ 220/ Φ one hundred and ninety × 650 mm
Specification of support roll: Φ 650/ Φ six hundred and eighty × 600 mm
Uncoiler drum diameter: Φ 480～ Φ 520 mm
Coiler drum diameter: Φ 488～ Φ 508 mm
Rolling line elevation: + 1000 mm
Maximum roll bending force: 400 kn
Coolant type: emulsion
Flow of process lubrication system: 1000 l / min
Flow of thin oil lubrication system: 250 L / min
Pressure of thin oil lubrication system: 0.4 MPa
Medium of thin oil lubrication system: medium load no20
Unit feeding direction:
Hydraulic system pressure: screwdown and roll bending hydraulic system: 3 ~ 25MPa
General hydraulic system: 0 ~ 10MPa
Total weight of equipment: about 140 t
Transmission mode: work roll transmission