Mirror rollers are the indispensable important parts in the plastic packaging industry of the manufacturing of sheet,board and film. The rule is: the smoother and the more precise surface of the rollers, the better quality of the products.  Based on years’understanding of the plastic packaging industry as well as the experience of equipment application, we attach great importance to the machining and polish process of rollers, constantly strive for perfection so as to achieve the smallest tolerances and best roller surface.