Description:

1250MM 6 HI REVERSIBLE COLD ROLLING MILL Used second hand 1250mm 6 Hi reversible cold rolling mill .This equipment is used for cold rolling of coiled strip.The equipment is semi-finished. The mechanical equipment of 1250mm six-rolls reversible cold rolling mill includes coiling trolley, uncoiler, beginning straightener, right coiler, unloading trolley (two sets), front device, 1250 composition of six-rolls mill, rear device, roll changing device, left coiler,hydraulic system,X-ray thickness gauge,motors,reducer,electrical system etc Incoming material：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（V640m/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