(1) Cold mill entry. The metal is uncoiled and passed forward through the rollers.
(2) Entry tension reel. After its initial pass through the CRM, the coil is prepared for the next pass through the rollers.
(3) Main roller set. Rollers apply pressure to the steel to reduce its thickness. The number of passes depended on the specification for
the final thickness.
(4) Delivery tension reel. The steel is re-coiled.
(5) Thickness gauge.