2 Secondary Mill structure of scrap metal compressor to reduce all costs in repair and replacement

摘要

The present invention relates to a secondary mill structure of a scrap metal compressor to reduce all costs in repair and replacement, which can significantly reduce economic costs including time and labor costs consumed for replacing a secondary mill when the secondary mill is worn. According to the present invention, a second mill (100) is formed, wherein a corner unit (130) fixated in a detachably type to be easily separated from and coupled to a body (110) is fixated to four edges (120) of the body (110) having a polygonal shape, and in case of abrasion, only the corner unit (130) fixated to the four edges (110) is replaced.