1、Rolling Condition
Material: plain carbon steel
Feed Thickness: 4mm;
Feed Width: 650mm
Finished-product Thickness: 1mm
Finished-product Width: 650mm
Rolling speed: V≤500m/min
Rolling pressure: 800T
2、Equipment Configuration:
Host unit: Ф160／Ф680×850 Four-roller Cold Rolling Mill
(1)Press-down Device: Hydraulic AGC
AGC Hydraulic system is mainly constituted by servo hydraulic station (one set), servo valve station (2 units), and AGC press-down oil cylinder (2 units) etc. The hydraulic pipeline and working hydraulic oil medium between servo hydraulic station, servo valve station and AGC press-down oil cylinder are provided by the equipment purchaser.
1)、Hydraulic system parameters:
1、Hydraulic oil tank capacity: 760L;
2、System rated flow: 34L/min;
3、System max. pressure: 250 bar;
4、Rated working pressure: 210 bar;
5、Max. press-down speed：≥3mm/s;
6、Max. reset speed ≥ 4.25mm/s;
7、System response frequency: about 15～20Hz;
8、System working temp.: 25～60℃；
9、System filtering accuracy: 5um;
10、Matching motor power: 11kwX2; 1-duty-2-standby
11、Circulation back-pressure motor power: 3kw;
2)、Press-down AGC oil cylinder technical parameters
1、Piston dia.: ￠520；
2、Piston rod: ￠450
3、Stroke: 50mm
4、Max. thrust: (double cylinder): 800 tons
(2)Rack Assembly:
1.Two plates of closed memorial archway (pistol section 420×520mm）；
2.Equipped with imported pressing plate;
3.Equipped with roller device.
4.Upper supportive roller balancing method: hydraulic balance
(3)Roller device
1.Roller dia. × roller surface widthФ160×770
Material: 86CrMoV7
Bearing adopts inner loop rolling bearing
2.Support roller diameter × roller surface Ф680×750
Material: 9Cr2Mo
Bearing adopts FCD82120440
3.Lubrication method: oil-gas lubrication
4.Roller replacing method: support roller hydraulic replacing the roller (with replacing rail), manual replacing the roller
(4)Main transmission:
1.Transmission method: support bearing transmission
2.Main motor: Z560-4A N＝750kW n=413/1200r/min two units input in shunt connection
3.Main gear motor: compound gear box i=4
4.Cross universal connection shaft (with connecting shaft bracket)
5.Transmission base and basic bolt
3、Hydraulic rectangular pyramid recoiling machine: two sets
1.Roll dimension: Ф508×750mm Harmomegathus quantity: 30mm
2.Motor: Z560-4A N＝750kW n=413/1200r/min
3.Gear motor center distance: 850mm (reinforced) i=3
4.Max. rolling weight：10T
5.Coiling tension: 5T
6.Discharge form: push plate, lifting and dropping, harmomegathus are driven hydraulically (with hydraulic pressure station) | 
