Technical specs of used 1450 6-hi reverse CRM

Manufacture year: 2004-2005

A.     Components specs

1.      Main rolling machine

Material size: thickness 1.2-4mm, width 700-1300mm,

Coil ID: 610mm, coil weight max 20t

Finished product size: thickness 0.25-1mm, error±10μ

Max rolling force: 15000KN

Max rolling torque: 110KNM

Max rolling speed: 240/600m/min

Max uncoiling speed: 320m/min

Max recoiling speed: 710m/min

Uncoiling tension: 60-6 KN

Recoiling tension: 170-17 KN (<450m/min), 100-10 KN (>450m/min)

Working roll size/bearing: φ400-φ370x1450/230x330x206

Middle roll size/bearing: φ450-φ415x1450/240x360x220

Back up roll size/bearing: φ1250-φ1190x1400/700x980x700

2.      Uncoiler

Cone dia: 470-530mm

Weight: 339680kg(without motor)

3.      Movable cover, roll changing car, back up roll changing machine

Weight: 60538kg

4.      Straightener

Weight: 16743kg

5.      Entry car

Weight: 9260kg

6.      Run out car

Weight: 8280kg

7.      Device before rolling machine:

Right turning guiding device

Thickness gauge: γ ray

Vacuum oil remover

With guiding and centering device

8.      Device after rolling machine:

Right turning guiding device

Thickness gauge: γ ray

Vacuum oil remover

With φ280 rotary shear

9.      Left and right recoilers

Weight: 24531kg

10.  Craft lubrication system

11.  Hydraulic system

12.  Lubrication system: 3 sets of oil lubrication stations

13.  Smoke exhaust system

14.  Basement air supply system

15.  Cooling water system

16.  Electrical system

Transmission part

1.      3 rectifier transformers in total,

1 for uncoiling and recoiling, ZS-1600/10, 1600KVA,

2 for rolling machine, ZS-2000/10, 2000KVA,

1 power transformer, S9-800/10, 800KVA

2.      1 motor for uncoiler: power 300kw, rated voltage 660V, rated current 496A

3.      2 motors for recoiling, power 690kw, rated voltage 660V, rated current 1112A

4.      2 motors for rolling, power 800kw, rated voltage 660V, rated current 1272A