630mm Skoda 4-Hi Cold Rolling Mill

Rolling Mill Skoda Quarto 400/1000x800
New in 1985
Country of origin: Czech Republic
Model: Quarto 400/1000x800
Technical data:
Diameter of working milling rolls (min/max) 400/430 mm.
Diameter of back up rolls (min/max) 980/1030mm
Length of rolls 800mm.
Capacity of mill stands 12,5 MN
Max. Rolling speed 5,0 m/sec
Workable materials: Nickel, Copper, Bronze, Brass

Input material dimensions:
Thickness 8 mm
Width 260-630 mm
Internal diameter of rolls 500 mm.
External diameter of rolls 600-1200 mm.

Output material:
Thickness min. 0,4 – 3,0 mm
Width of strip 260-630 mm.
Internal diameter of rolls 500 mm.
External diameter of rolls 570-1200 mm.
Weight of rolls 5000 kg.

Thickness tolerance:
0,4-0,5 mm (+0,00;-0, 02)
1,3-1,7mm(+0,00;-0, 05)
2,5-3,0mm (+0,00;-0, 1)

Motors capacity:
Uncoiling device – 75 kW
Coiler – 2 x 760 kW
Mill stand – 1770 kW

Productive capacity:
Ni – 10,8 ton/hour
Cu – 9,8 ton/hour