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4hi Cold rolling mill
Suitable for carbon steel, stainless steel, special steel and other strip rolling
1. Suitable for carbon steel, stainless steel, special steel and other strip rolling
2. It is divided into work roll and back up roll driving mode. Electric press down and AGC hydraulic press down control modes.
3. The work roll bending device can be configured to quickly adjust the crown of the rolls, change the contact pressure distribution between the rolls, and achieve the purpose of controlling the shape of plate.
4. The machine structure is simple, convenient maintenance and operation, less investment.
5. AGC 4hi rolling mill has high control precision, especially suitable for high precision wide band and thin strip rolling.
Decoiler with trolley → Front recoiler → Mill front device → 4hi rolling mill → Mill back device → Back recoiler
Model |
450 4hi |
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Roll dimension |
φ175 |
φ140 |
||
Billet thickness |
2.0-3. |
1.0-2.0 |
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Product thickness |
0.3-1.0 |
0.2-0.6 |
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Strip width |
250-350 |
250-350 |
||
Driving type |
Working roll |
Back-up roll |
||
Rolling force |
3000 |
3000 |
||
Press down |
Electric |
Hydraulic |
Electric |
Hydraulic |
Rolling speed(m/s) |
1-3 |
4-6 |
1.5-4 |
4-8 |
Model |
500 4hi |
|||
Roll dimension |
φ175 |
φ140 |
||
Billet thickness |
2.0-3.0 |
1.0-2.0 |
||
Product thickness |
0.3-1.0 |
0.2-0.6 |
||
Strip width |
300-400 |
300-400 |
||
Driving type |
Working roll |
Back-up roll |
||
Rolling force |
4000 |
4000 |
||
Press down |
Electric |
Hydraulic |
Electric |
Hydraulic |
Rolling speed(m/s) |
1-3 |
4-6 |
1.5-4 |
4-8 |
Model |
550 4hi |
|||
Roll dimension |
φ180 |
φ140 |
||
Billet thickness |
2.0-3.0 |
1.0-2.0 |
||
Product thickness |
0.3-1.0 |
0.2-0.6 |
||
Strip width |
360-450 |
360-450 |
||
Driving type |
Working roll |
Back-up roll |
||
Rolling force |
5000 |
5000 |
||
Press down |
Electric |
Hydraulic |
Electric |
Hydraulic |
Rolling speed(m/s) |
1-3 |
4-6 |
1.5-4 |
4-8 |
Model |
650 4hi |
|||
Roll dimension |
φ200 |
φ165 |
||
Billet thickness |
2.0-4.0 |
1.0-2.5 |
||
Product thickness |
0.3-1.5 |
0.2-0.6 |
||
Strip width |
450-580 |
450-580 |
||
Driving type |
Working roll |
Back-up roll |
||
Rolling force |
6000 |
6000 |
||
Press down |
Electric |
Hydraulic |
Electric |
Hydraulic |
Rolling speed(m/s) |
1-3 |
4-6 |
1.5-4 |
4-8 |
Model |
750 4hi |
|||
Roll dimension |
φ220 |
φ175 |
||
Billet thickness |
2.0-4.0 |
1.5-3.0 |
||
Product thickness |
2.0-4.0 |
1.5-3.0 |
||
Strip width |
550-680 |
550-680 |
||
Driving type |
Working roll |
Back-up roll |
||
Rolling force |
7000 |
7000 |
||
Press down |
Electric |
Hydraulic |
Electric |
Hydraulic |
Rolling speed(m/s) |
1-3 |
4-6 |
1.5-4 |
4-8 |
Model |
900 4hi |
|||
Roll dimension |
φ230 |
φ180 |
||
Billet thickness |
2.0-2.75 |
1.0-2.75 |
||
Product thickness |
2.0-2.75 |
1.0-2.75 |
||
Strip width |
600-800 |
600-800 |
||
Driving type |
Working roll |
Back-up roll |
||
Rolling force |
8000 |
8000 |
||
Press down |
Electric |
Hydraulic |
Electric |
Hydraulic |
Rolling speed(m/s) |
1-3 |
4-6 |
1.5-4 |
4-8 |
Cooperation Process
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After-sales Service
Multilingual Online Technical Support
Regular Remote Monitoring and Inspection
International Logistics and Spare Parts Services
Regular Maintenance and Servicing
Customer Satisfaction Surveys and Improvement
Cross-border Repair and Maintenance Services