Hot rolling is used mainly to produce sheet metal or simple cross sections, such as rail tracks. In metalworking, rolling is a metal forming process in which metal stock is passed through a pair of rolls. According to the temperature of the metal rolled, rolling is classified as hot rolling and cold rolling. If the temperature of the metal is above its recrystallization temperature, then the process is termed as hot rolling, and needless to say, has to be done in the hot rolling mill. ...


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