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Manufacturer: Robertson (1948) (Up-grades: in 1973 / 1980 / 1990).
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Mill type: 4 Hi
- Non-reversing Cold Rolling Mill.
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Material to be rolled: Aluminum and Aluminum Alloys
(1xxx-3xxx-8xxx-&-5xxx series with 5% Mg max.)
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Pass reduction: 10 -
60%.
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Maximum entry thickness: 7,0 ,,
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Minimum exit thickness: 0,5mm
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Maximun coil dimensions:
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O.D. 1210 mm.
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Strip width 650 - 1340 mm.
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Weight: 2700 kg.
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C.C.I. Spool dimensions:
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I.D.: 355 mm - O.D. 400 mm - Length: 1300/1500 mm.
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Rolls dimension:
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Work rolls Ø 355 x 1473 mm
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Back up rolls: Ø 736 x 1473 mm
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Mill Main Motor: 1 x
750 HP; DC.
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Rolling speed (max.): 220 m/min - strip.
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Mill gap control: Mechanical
(screw down system).
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