Pre-finishing Mill Group

First mill input rolled piece specification: Φ28 ~ Φ31 mm

Fourth mill output rolled piece specification : Φ16 ~ Φ20 mm

The kinds of rolling steel: Carbon steel, high carbon steel, low alloy steel, welding steel, heading steel.

The rolling temperature: 800 ~ 1050℃

Maximum rolling strength: ~240 kN

Maximum rolling moment: ~ 6.2 kN · m

Center distance of roll: Φ255 mm ~ Φ291 mm

Adjustment quality of roll gap: ±18 mm

Mounted roller working pressure: 40 MPa

Unloading roller working pressure: 60 MPa

Roll cooling waterConsumption: 4x20 t/h
Hydraulic pressure: 0.6 MPa
Water inlet temperature:<30℃

Lubrication method

Rolling mill, reducer adopt to thin oil lubrication

Oil pressure:
Lubrication point pressure 0.15 ~ 0.25 MPa
Total consumption: 400 l/min
Oiliness: Mobil 533
Fine filter: 25μ