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 ...

Preventive maintenance is an important factor that helps ensure that optical sorters perform well in a variety of applications at material recovery facilities. With increasing age and hours of ...

This summer the American Postal Workers Union filed a grievance against the U.S. Postal Service over the agency’s plans to decommission 671 mail-sorting machines at facilities across the country.

While Postmaster General Louis DeJoy may be suspending changes to postal service operations, it doesn’t necessarily mean machines that had been removed will be put back in use, according to an email ...