Cal-Waste added five optical sorters in its 2020 MRF upgrade: three optical sorters on its fiber line and two on its container line. For material recovery facility (MRF) operators, fiber tends to make ...

While optical sorters commonly are used to sort paper in material recovery facilities (MRFs) that handle single-stream commercial material, their use on residential fiber sort lines is increasing for ...

One of the limitations of baling at transfer stations is the lack of sorting for certain commodities. Marcinko says a baler ...