Often it is more cost-effective to purchase one paper shredder for the entire department instead of several smaller shredders.
Banks, government buildings and offices use departmental paper shredders because of their continuous-feed paper shredding and their nearly silent operation.
Heavy-duty paper shredders have wider feed openings to handle un-bursted computer form paper at shred speeds of up to 80 feet per minute. These paper shredders shred up to 30 sheets per pass.