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Copper Tube Rolling Mill

 
Description of copper tube rolling mill:
Copper tube rolling mill is configured based on required final copper tube diameter.
Generally, there need melting furnace & caster, tube rolling mill, double-serial drawing machine (or triple-serial drawing machine), vertical type drawing machine, and auxiliary equipment, etc.

      
 
No. Item Data Remarks
1 Melting furnace & caster                For billet
  Max. melting capacity 5000kg  
Rated induction melting power 190kW x 2  
Melting rate 1500kg/h  
Temperature keeping oven capacity 2000kg  
Temperature keeping power 125kW  
Temperature keeping melting rated 500kg/h  
Billet leading speed 0~25cm/min  
Billet numbers 3  
2 Planetary rolling mill   For rolling copper tubes
  Blank billet size Φ80~90×20~25mm OD x wall thickness
Max. billet reel weight 1000kg  
Rolled tube size Φ50x2.5mm, Φ47x2.3mm, Φ25x2.3mm  
Roller diameter Φ270mm  
Main driving motor power 220kW x 2 DC
Auxiliary driving motor power 220kW DC
Rolling speed 13~17m/min  
Billet feeding speed 0.7~1.2m/min  
Tube diameter tolerance ±0.50mm  
Tube wall thickness tolerance ±0.20mm  
Nitrogen gas flow 800~1000L/min Pressure 0.3MPa
Nitrogen gas consumption 300~400L/min Purity 99.99%
Total power 720kW  
Output per shift Not less than 42t  
Electric consumption Less than 260kW·h/t  
3 Double-serial drawing machine   For drawing tubes
  Drawing strength No.1 drawer 15T  
No.2 drawer 10T  
Drawing speed No.1 drawer 0~65m/min Continuously adjustable
No.2 drawer 0~85m/min Continuously adjustable
Input tube dia. No.1 drawer Max. 50mm  
No.2 drawer Max. 40mm  
Output tube dia. No.1 drawer Max. 40mm  
No.2 drawer Max. 30mm  
Motor power No.1 drawer 200kW, DC  
No.2 drawer 185kW, DC  
4 Vertical type drawing machine   For drawing tubes
  Max. drawing strength 8000kg  
Drawing speed 0~1000m/min  
Blank tube size Φ48 x 2.4mm  
Min. drawn tube size Φ6 x 0.3mm  
Total power About 451kW  

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