... machine; 4.good quality; hot roling machine,(1)100,000-500,000ton wire,bar,rod material in continious, semicontinous roll production line ... ,000ton wire,bar,rod material in continious, semicontinous roll production line. (2)3-hi, 6-hi and many roller ... ideformed steel , copper , aluminium product , aluminium sheet , steel window and other steels that were used and scrap. hot rolling production line