1. Brief Introduction of 850-1450 cold rolling mill plant turnkey solution manufacturer
This unit produces the thickness of 2.0 ~ 4.5mm pickling hot-rolled coil, by if the road rolling, rolling into 0.20 to 1.5mm high-accuracy cold-rolled steel coil scale for the production of cold rolled steel volume 22.5 million tons / year production line of the cold rolling mill, using 6-hi UCM type single stand reversing cold mill, mill work roll is provided with a positive and negative bending and intermediate roll set is bending roll and tic, supporting a uncoiler, frame and are equipped with tension coiler, thickness gauge and laser velocimeter, tensiometer measurement etc., can achieve high tension rolling, ensure the thinner gauge products high and stable production
2. Technical specification
1) Blank specification pickled hot rolled coils
Material:
Carbon construction steel, low alloy steel
Material performance: σs≤360N/mm2 σb≤560N/mm2
Thickness: 1.5~4.0 mm
Width: 800~1250 mm
Coil ID: Φ610 mm
Coil OD: Φ900~Φ2000 mm
Max coil weight: 26t
Unit coil weight: Max23Kg/mm
Coil tower: ≤30mm
Strip convexity: ≤60μm
Strip cross section wedge: ≤40μm
Strip surface bulge: ≤12μm
Camber: ≤5mm/2000mm
Width tolerance nominal width: 0~+10 mm
2) Output product
Thickness: 0.20~1.5mm
Width: 800~1250 mm
Coil ID: Φ610mm
Coil OD: Φ900~Φ2000 mm
Max coil weight: 26t
3) Output product accury:
See technical file 12-seller guarantee item, key performance indicator and examine method
Line product mix (protocol)
3. Main technical data
Max rolling force: 20000 kN
Max rolling torque: 150 kN·m
Max rolling speed: 1200 m/min
Rated rolling speed: 500 m/min
Threading speed: 30 m/min
Max uncoiling speed: 500 m/min
Max coiling speed: 1260 m/min
Uncoiling tension: 7~70 kN
Coiling tension: 8~150 kN
Work roll size: Φ355/Φ395×1450 mm
Middle roll size: Φ420/Φ470×1480 mm
Backup roll size: Φ1150/Φ1250×1450 mm
Pay-off reel drum diameter: (expansion/shrink) Φ620/Φ570 m(nominalΦ610mm)
Tension reel drum diameter:(expansion/shrink) Φ610/Φ585 mm
Rack upright cross section: 760×620=471200 mm2
Work roll min. openness: 20mm
Work roll positive/negative bending roll force(single roll unilateral): 400/200 kN
Middle roll positive bending roll force (single roll unilateral): 500kn
Middle roll sidesway volume: ±325 mm
Common hydraulic drive system pressure: 14 MPa
Balance bending roll system pressure: 28 Mpa
Screw down system pressure: 28 Mpa
4. Line main motor power
Main rolling mill motor 1400kw 400/1100 rpm total 4 sets
Left, right tension reel motor 1250kw 310/1050 rpm each two sets
Pay-off reel motor 510kw 375/1250 rpm one set
Straighter motor 30kw one set
Entry, exit deflector roll motor 30 kw each one set (AC motor)
For more information, please contact us at any time.
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