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Printing-Flexography: Operations
Table of Contents
Background and Overview
Operations
Reasons for Change
P2 Opportunities
Key Contacts
Acknowledgements
Complete List of Links

Essential Links:

Glossary of Flexographic Printing Terms
This document provides a glossary of terms and key technical words associated with each department i...

Printers' National Environmental Assistance Center
Compliance assistance center, current trends, news, tools


This section describes the working process of printing and specifically that of flexographic printing. Input/Output process diagrams are provided. Tables provide typical material inputs and waste outputs based on the production process and individual departments commonly found in a flexographic printing operation. 

PREPRESS - Imaging Process (Overview):

  Inputs   Waste Outputs
Film Exposed film, waste and out-of-date film
  Paper   Scrap paper
Markers and Sprays Air vapors and odors
  Film Developer   Spent film developer
Film Developing Fixer Spent film developing fixer and the silver from the film
  Wash Water   Used rinse water containing film developer & fixer
Shop towels and other wipers Rags containing solvents, waste paper from disposable towels
  Cleaning Solutions   Waste solvents, air vapors, and odors
Chemical Storage Empty chemical containers, full containers with the potential to spill

PREPRESS - Platemaking Process (Overview):

  Inputs   Waste Outputs
Rubber, Neoprene, Nitrile, Buna-n Plates Damaged or unusable plates, waste trim materials, paper and plastic waste, waste silver halides from silver master plates
  Water   Contaminated process wash water
Plate Processing Solvent or Water Waste plate processing (washout) solvent or water

PRODUCTION - Printing Process (Overview):

  Inputs   Waste Outputs
Ink Waste ink, hazardous waste, non-hazardous special waste (some states), air emissions
  Water   Waste water used in cleaning, thinning inks (water based only)
Paper Off-quality specification printed material, trim scrap and make-ready waste paper
  Plates   Outdated or exhausted impression plates
Solvents Waste and dirty solvents, hazardous waste, non-hazardous special waste (some states), air emissions
  Shop Towels   Rags containing inks, solvent, oils and grease, waste paper from disposable towels. Hazardous solid waste, non-hazardous special waste (some states)

FINISHING - Post Press Operations (Overview):

  Inputs   Waste Outputs
Paper Reject prints and trim scrap
  Adhesives/Glue   Overspill and emissions
Shipping Boxes Used boxes, shipping materials
  Shop Towels   Rags containing inks, solvent, oils and grease, waste paper from disposable towels, hazardous solid waste, non-hazardous special waste (some states)
Water Waste wash water containing adhesives and solvents, hazardous liquid waste, non-hazardous special waste (some states), non-hazardous process waste
  Solvents   Waste and dirty solvents, hazardous waste, non-hazardous special waste (some states), air emissions

 

The Topic Hub™ is a product of the Pollution Prevention Resource Exchange (P2Rx)

The Printing-Flexography Topic Hub™ was developed by:

Great Lakes Regional Pollution Prevention Roundtable
Great Lakes Regional Pollution Prevention Roundtable
Contact email: glrppr@istc.illinois.edu

Hub Last Updated: 9/4/2008

GLRPPR is a member of the Pollution Prevention Resource Exchange, a national network of regional information centers: NEWMOA (Northeast), WRRC (Southeast), GLRPPR (Great Lakes), ZeroWasteNet (Southwest), P2RIC (Plains), Peaks to Prairies (Mountain), WSPPN (Pacific Southwest), PPRC (Northwest).

P2Rx

One East Hazelwood Drive; Champaign, IL; 61820; (800) 407-0261; glrppr@istc.illinois.edu