bucket wheel excavator digs and loads the hot briquetted iron on metallurgical factory

bucket wheel excavator digs loads hot briquetted iron metallurgical factory overburden dig load metallurgy rotor big circle ore briquetting steel heap pile haze transporter dump mining vehicle transport plant large outdoors storage semifinished production industry industrial machinery manufacture stack material piece metal concentration ironbearing ferrous processing briquette machine equipment dark excavation work closeup dust buckets close