COLD ROLLING FACILITY AND A METHOD FOR AN ELECTRONIC STEEL SHEET, ENABLING COIL TO BE PRE-HEATED AT A PAYOFF REEL POSITION BY A PRE-HEATING UNIT

摘要

PURPOSE: A cold rolling facility and a method for an electronic steel sheet are provided to shorten a heating period of time since heat transfer efficiency is good by hot liquid spray.;CONSTITUTION: A cold rolling facility for an electronic steel sheet comprises a rolling mill(2), a correcting unit(5), a pre-heating unit(6), and a heating unit. The rolling mill cold-rolls the electronic steel sheet. The pay-off reel sends coil to the rolling mill. The correcting unit is arranged between the rolling mill and the pay-off reel. The pre-heating unit is installed on the pay-off reel. The heating unit is installed before the rolling mill.;COPYRIGHT KIPO 2011