GP Harmon handles a large volume of groundwood grades. These printed papers are generated from either preconsumer generators (such as newspaper, magazine and advertising printers) or postconsumer residential curbside collection programs.
- Over-Issue News (OIN)
Over-issue news sheets are press spoils, misprints and overruns generated from newspaper printing operations.
- Groundwood Flyleaf Shavings
Groundwood flyleaf shavings are the lightly printed trim from printing operations.
- Coated Groundwood Sections (CS)
Groundwood sections are coated and printed advertising waste papers generated from these printers.
- Special News, De-Ink Quality (ONP)
De-ink news is normal material contained in daily newspaper with coated and uncoated papers.
- Curbside News, De-Ink quality (ONP)
Curbside news is used groundwood papers generated by households and includes newspapers, magazines and soft-covered books.