Types of paper: what are, where and why they are used

Paper - one of the most significant inventions in the history of civilization. A little has affected the human life, culture, religion and many other things like its appearance. Once it was truly worth its weight in gold. Today, the cardboard and paper industry produces products that include various types of paper. In the year of their production is 50 kg per each earthling.

On purpose, paper products have a division into paper:

- for printing (or, as the first printers-Germans say, graphic views);

- packaging and cardboard;

- Sanitary and hygienic purposes;

- technical.

Most of all paper production is spent on printing needs. Out of the total volume of paper and paperboard produced in the world (over 300 million tons), approximately 30% are graphical types of paper. In the railway format, it is 30 thousand trains with 50 cars in each.

Most often in offices and printing industry the following kinds of paper for printing are used.

* Offset. Equally well displays both text and simple illustrations due to the high content of cellulose. It prints documents, magazines and books are stitched from its sheets. More resistant to mechanical damage than other types of paper.

* Newspaper. It is based on wood pulp and has a low density. Its main purpose is the production of periodicals and other newspaper products.

Coated. High quality paper base with special coating. It has an excellent appearance, it retains the brightness of the colors when printing. Purpose - glossy magazines, promotional items, greeting cards, etc.

Office. Good quality, resistant to mechanical damage, resulting in longer life than many types of paper. This is a daily consumable of any office (official documents, reports, invoices, prices, etc.).

* With protection. Special Purpose Paper. It is used to protect the information printed on it in the form of documents, shares, banknotes, bonds, etc. From fakes. Contains watermarks, artificial fluorescent fibers and other protective elements.

* Designer. Subsection, which includes types of paper for business cards. They are combined by the presence of texture and various coatings to create pleasant tactile sensations, a surface with a metallized or pearly coating. In addition to business cards, postcards, invitations, envelopes, etc. are printed on it.

* Packaging. Has a highly specialized purpose - the packaging of goods or product. Available in several types, with varying degrees of strength. The most durable is kraft paper, extremely resistant to mechanical damage.

* Self-copier. Multilayer coated paper that when printed or written on the first layer duplicates information on the other layers. The main purpose - forms, filled in several copies.

* Self-adhesive. Two-layer paper; One layer is protective, and the other, reverse printed, is provided with an adhesive coating. After removing the protective layer, the product firmly adheres to any flat surface. Products - labels, stickers, stickers.