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Equipment composition and use: Pre-finishing mill type: cantilever mill,rack number: 4 stands. Horizontal mill (2 stands), Vertical Looper (3 sets), vertical mill (2 stands), safety cover. Layout and Transmission mode: H-V-H-V, (DC) motor individual drives.

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Product Description

Pre-Finishing Mill Unit Equipment Composition and Use

Pre-finishing mill type: cantilever mill, rack number: 4 stands.

Horizontal mill (2 stands), Vertical Looper (3 sets), vertical mill (2 stands), safety cover.

Layout and Transmission mode: H-V-H-V, (DC) motor individual drives.

Pre-Finishing Mill Unit Main technical performance parameters of the equipment

1. Process parameters

(1) The specification of the entry rolling piece of the first stand: 28～31mm

  Specification of the fourth outlet rolling stock: 16～20mm

(2) Rolled steel types: plain carbon steel, high-quality carbon steel, low alloy steel, welding rod steel, riveting steel

(3) Rolling temperature: 900～1050℃

(4) Maximum rolling force: ~240kN

(5) Maximum rolling torque: ~6.2kN·m

(6) Roller center distance: 255mm～291mm

(7) Roll gap adjustment: 18 mm

(8) Working pressure of roller installation: 40MPa

(9) Working pressure of unloading roll: 60MPa

(10) Roll cooling water

Consumption: 4x20 t/h Water pressure: 0.6MPa Water inlet temperature: <30℃

(11) Lubrication method

The rolling mill and reducer are all lubricated with thin oil.

Oil pressure: Lubrication point pressure 0.15~0.25MPa Total consumption: 400 l/min

Oil quality: Mobil 533

Fine filter: 25μ

The transmission parameter table of pre-finishing mill