1250mm 6 Hi reversible cold rolling mill

used cold rolling mill

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1250mm 6 Hi reversible cold rolling mill .This equipment is used for cold rolling of coiled strip.The equipment is half-finished.one year warranty.(Material:mild steel,alloy steel)

The mechanical equipment of 1250mm six-rolls reversible cold rolling mill includes Uncoiler,Coil car,Beginning Straightening,Right Recoiler,Unwinder car,Front device, 1250 composition of six-rolls Rolling mill, Rear device,Roll changing device,Left recoiler,Belt Wrapper,1250 six-high rolling mill ground foundation specification,1250 six-high rolling mill mechanical fixture bolts.

The written date is February 11,2019.

product description
Technical Parameters

Incomingmaterial：Hot rolled strip after pickling

Material：Alloy steel：W600-1300mm

Carbon steel：Q195，Q215，08A1

Mechanical properties

Maximum yield limit：σs=360N/㎜2

Thickness：1.2-4㎜

Width：900-1270㎜

Coil diameter（Inner/Outer）：φ610/φ1900-φ900㎜

Maximum coil weight：25t

Finished product

Thickness: Alloy steel：0.5㎜

Carbon steel：0.3-1㎜

Width: 900-1270㎜

Coil diameter(Inner/Outer): φ510/φ1900-φ900㎜

Maximum coil weight：25t

Thickness tolerance:±0.01㎜(Products below the thickness ofδ0.3㎜)

±3%δ(Products above the thickness ofδ0.3㎜)

Main technical parameter

Maximum rolling force：15000KN

Maximum rolling torque：110KN.M

Rolling speed： 0-468-1000m/min

Threading speed：30m/min

Uncoil tension：80-8KN

Maximum uncoil speed：400m/min

Coiling tension：170-17KN（V<640m/min）

100-10KN (V≥640 m/min)

Maximum coiling speed：1050 m/min

Working roll specification：φ400-φ370×1450㎜

Intermediate roll specification：φ450-φ415×1450㎜

Supporting roll specification：φ1250-φ1190×1350㎜

Drum diameter of Uncoiler：φ560-φ620㎜

Coiler drum diameter：φ510-φ495㎜

Specification of deflector roll：φ500×1450㎜

Specification of feed roller：φ200×1200㎜

Specification of vacuum deoiling roll：φ180×1450㎜

Maximum opening of work roll：20㎜

Bending force of work roll：375/280KN

Unilateral bending force of intermediate roll：450KN

Work roll lateral force：680/430KN

Intermediate roll shift：200㎜

Cooling medium：Emulsion

Process lubrication rate:7000L/min

Working Pressure of Hydraulic System：

Bending roll lateral movement：21MPa

General hydraulic transmission：10 Mpa

Operating line elevation：+1000

Drive direction：Right drive

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