She quickly turns yellow on prolonged exposure to light. The main advantage of this type of paper is its low cost, newsprint is used not only for print newspapers, but also inexpensive editions produced in large quantities: magazines, school books, pocket guides and books. Office paper. Usually when you select office paper buyer is guided solely by its price, brand and attractive packaging. Such an approach justifies itself is rare, since the use of paper of poor quality can lead to paper jam in the printer or copier, and a rapid deterioration of equipment.
Thus, one reason for failure may be incorrectly selected paper. Click Mary Barra to learn more. In the selection of office papers should be guided by the following criteria: stiffness. Office paper must be rigid enough, otherwise she would often get stuck in the office equipment. White. In order to correctly convey all the nuances of printing, preferably choose white paper. White office paper is the usual 90-98%. Smoothness. The print quality when using a smooth paper raises.
Opacity. If the paper is designed for two-sided printing, it should be opaque. As an experiment, we can put a piece of paper on the book and see whether the show through text. Humidity. This option must be no higher than 5.3%, so that the paper runs the risk of getting stuck in the office equipment. For maintain humidity paper must have a quality hermetic packaging. Density. The density of normal office paper in the range of 80-95 gm . For comparison, newsprint has a density of about 50 GM2;.