Offset Printing
New Issue of “Profi Tip”: Coating, Drying and Powdering
Tuesday 19. February 2008 - The Print Media Academy offers tips from professionals for professionals, providing all print shop staff with support in overcoming problems when printing and also help prevent potential printing problems before they occur.
The latest issue is all about coating, drying and powdering. You will learn about the advantages and disadvantages of oil-based varnishes and dispersion coatings as well as best suited applications for two-roller systems and chamber doctor blade systems. We will explain what kinds of problems can come up with dispersion coatings and how you can correct these. Further topics are infrared dryers and coating dryers, gloss measurement and the measurement of pile temperature. In addition, we will introduce you to the various spray powders and give you tips on how to choose the right type of powder and how to reduce amounts.
Issues entitled “Rollers in Inking and Dampening Systems”, “Problem Cases in the Pressroom” and “Dampening Solutions in Offset Printing” have already been published in this series.
“Profi Tip” is a free guide by the Print Media Academy and can be ordered on www.print-media-academy.com