1. Product name:

Ø205×750/Ø650×700 750mm Four Hi Reversing Cold Rolling Mill machine with AGC controlled by PLC for non-pickling hot-rolled steel MADE IN CHINA

2. Rolling process

Charging← left recoiler←→four hi rolling mill←→right recoiler→ charging

3. Main Technical Specification:

• Raw material state: HR steel coil not acid pickled;
• Raw coil material: Q195-Q235;
• Yield strength: σs=375～690 Mpa;
• Raw coil specification: 2.5～4.0×650 mm;
• Finish coil specification:0.3～0.8×650 mm;
• Coil size: O.D.(MAX):1700 mm; I.D.:508 mm; Max. weight: 9T;
• Max. rolling force: Max 650Ton;
• Rolling torque: Max 55 KN.M;
• Rolling speed: Max 240 m/min;
• Recoiling tension: Max 70 KN;
• Recoiler Drum expansion Dia.: Max.:508 mm Min.: 488 mm;
• Working line pass line: 950 mm;
• Working line direction: left to right (decided by user);
• Working line total power: about 1600KW;

4. Performance standard

Main mill, left and right recoiler all adopt full digital DC regulation device, thyristorized supply, the line controlled by PLC.Main operation panel have HMI interface, dynamic display, rolling parameter setup, error warning.

5. Our workshop are processing machine as for reference:

6.After-sales service

6.1 The supplier shall train the technical personnel of the buyer in accordance with the training plan confirmed by both parties.

6.2 After the acceptance of equipment load test run, the supplier is responsible for providing follow-up technical services and spare parts, and the supply price of spare parts is preferential.

6.3 During the use of the equipment, if the buyer needs the supplier to repair the equipment, the supplier shall send personnel to the site for service within 2 working days after the buyer's notice (7 working days after the visa is ready to be handled abroad). If the equipment is damaged due to the manufacturing quality of the seller during the warranty period, the seller will guarantee to provide or repair the parts of the equipment free of charge (but not including the damage caused by conventional wearing parts and improper operation of the buyer).