Dag Printing Inks Co. Manufactures Inks for HDPE/PP Woven Sacks. Dag Printing Inks Co. Also manufactures Flexible-packaging inks, Rotogravure and Flexographic Liquid Inks. Inks for HDPE/PP Woven Sacks are resistant to soap and alkali. It has excellent adhesion properties. It has high print density. The ink is available with high gloss. These inks are used extensively in the fast growing multi-layered film, laminates and disposable packaging industry. It can be used in printing on different things, like Papers, Foils, Boards, HDPE/PP woven sack and metalized PVC/PET/ paper.