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175mm x 524mm x 500mm 4HI NASH ROLLING MILL

Mill Configuration - 4HI
Manufacturer - Nash
Drive - Work Roll Driven
Material - High Carbon, Stainless Steel, Copper Alloy
Input Thickness - 7mm
Output Thickness - 0.3mm
Coil Width - 500mm
Rolling Speed - 300 MPM
Threading Speed - 15 MPM
Coil Max Diameter - 1750mm
Coil Max Weight - 6 Tons
Rolling Force - 500 Tons
Hydraulic Cylinders - Yes
Thickness Gauge - Gamma-Ray Gauge
Thickness Controls -AGC B, FF and Mass Flow (Pauly GmbH, Germany)
Main Power - AC 220V & 440V-60Hz, 3 Ph
Cooling Water - 2 kg/cm2 Max., (32 degrees Celsius Max.)
Air - 5 Kg/cm2
PLC - Mitsubishi Melsec Q3 PLC System, HMI and SPC (Statistical Process

Control)
Drives - ABB DC Motor Drive System
Main Mill Motor - (2) 450 Kw DC, 500 V, 500/1500 RPM
Payoff Reel Motor 75 Kw DC, 500 V, 500.1500 RPM
Tension Reel Motor - 300 Kw DC, 500 V

Mill Components include:
Main Mill Housing
Universal Joints (2)
Pinion Stand
Payoff Reel
Tension Reel with Gearbox
Payoff Reel with Gearbox
Tension Reel Coil Car (2)
Roll Force Hydraulic Unit
Standard Hydraulic Unit
Lubrication circulation unit
Roll coolant tank
Pump Units
Temperature control unit
Hoffman-type filter unit
Oil mist system
Electric control system
Back-up rolls (several)
Work Rolls (several)

Drawings and Manuals

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