Cold rolling on a 4 hi reversible mill SlideShare
Nov 22, 2013· 6. Cold rolling using Roll Coolant emulsion In this CRM, Cold rolling is done on a Mecon Weanunited PLC controlled 3000 tons/m 4 Hi reversible mill. As the name suggests the 4 Hi mill employs 4 rolls, two these are the work rolls and the other two are the backup rolls.