1150mm 6-Hi Reversible Cold Rolling Mill

• Rolling Shape: Pipe
• Product: Profile
• Roller Position: Vertical
• Roller Number: 6-Hi
• Layout: Single Stand
• Type: Cold Rolling Mill
• Model NO.: 1150mm
• Export Markets: Global
• Model No: 1150mm
• Max Rolling Speed: 0 ~ 900 M/Min
• Max Coiling Speed: 950 M/Min
• Specifications: 1000/320/70/1150 mm
• Decoil Tension: 60~6 Kn
• Max Rolling Pressure: 10000 Kn
• Max Rolling Torque: 80 Kn.M
• Max Wear Rate: 30 M/Min
• Max Unwinding Speed: 300 M/Min
• Transport Package: Plywood Box or Carton
• Specification: SGS
• Trademark: MoRan
• Origin: Hebei Langfang
• HS Code: 8455221000
• Production Capacity: 2/Year

Product Description

Product Description

1)   1. Brief Introduction

1150mm six high reversible cold rolling mill is that the common carbon steel and low-alloy high-quality steel, pickled hot rolled steel which thickness is 1.2-4.0mm through several passes rolling and become to the required thickness and surface roughness cold rolled coils on the normal temperature.



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:                                      700~1010 mm
Coil ID:                                     Φ610 mm
Coil OD:                                   Φ900~Φ2000 mm
Max coil weight:                        22t
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:                                      0.20~1.2mm
Width:                                           700~1010 mm
Coil ID:                                          Φ610mm
Coil OD:                                         Φ900~Φ2000 mm
Max coil weight:                                22t

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:                           10000 kN
Max rolling torque:                         80 kN·m
Max rolling speed:                          900 m/min
Rated rolling speed:                       300 m/min
Threading speed:                           30 m/min
Max uncoiling speed:                      300 m/min
Max coiling speed:                          950 m/min
Uncoiling tension:                            6~60 kN
Coiling tension:                               8~150 kN
Work roll size:                            Φ270/Φ240×1150 mm
Middle roll size:                                Φ320/Φ280×1150 mm
Backup roll size:                               Φ1000/Φ900×1100 mm
Pay-off reel drum diameter: (expansion/shrink)  Φ620/Φ560 m(nominalΦ610mm)
Tension reel drum diameter:(expansion/shrink)  Φ610/Φ595 mm
Rack upright cross section:              60×50=3000 mm2
Work roll min. openness:                  20mm
Middle roll positive bending roll force (single roll unilateral): 260kn
Middle roll sidesway volume:            ±200 mm
Common hydraulic drive system pressure:  12MPa
Balance bending roll system pressure:        21Mpa
Screw down system pressure:                      25 Mpa
 
4. Line main motor power
DC: KW 1000KWx4+900KWx4+408KW=8008
AC: KW = 600

No.	Incoming thickness(mm)	Output Thickness(mm)	Incoming width (mm)	Coil weight (t)	Annual output	Ratio (%)
1	2	0.2	1100	20	5000	2
2	2.3	0.25	1100	20	7500	3
3	2.75	0.35	1200	20	50000	20
4	3.0	0.45	1200	22	75000	30
5	3.0	0.5	1200	22	87500	35
6	3.5	0.7	1300	25	12500	5
7	3.5	1.0	1300	25	7000	3
8	4.0	1.5	1300	25	5000	2
Total					200000	100