Used ⌀180/590 x 700 4-hi cold rolling mill

1.      Material spec:

Material type: low carbon steel

Size: thickness 4mm, width 620mm, max coil weight 8000kg

Finished product size: ≥2.5mm, width 620mm, coil ID 508mm

Rolling force p≤550t

Max rolling speed: v≤180m/min

Recoiling tension: t≤45kn

2.      Scope of supply

Main machine: ⌀180/590 x 700 4-hi cold rolling mill

Transmission: by working rolls

Pressing device:

Pressing motors: 22kw x 2

Stand:

2 pieces of closed houses, column section 330 x 420

Rolls:

Working rolls: ⌀180 x 700mm, material 9Gr2Mo

Back up rolls: ⌀590 x 650mm, material 9Gr2Mo

Bearing lubrication: oil mist

Back up rolls balance: hydraulic

Roll changing: hydraulic

Main transmission；

Main motor: Z4-450-42-600KW

Main reducer: ZDY500

Oil lubrication system

Craft lubrication system(provided by buyer)

Hydraulic system

Thickness gauge(provided by buyer)

Electrical system