Production of coated paper
Coated paper made from the same components as conventional. Typically, this process consists of three stages. First, in a separate container mixed pulp and water in certain proportions, the mixture is then poured onto a special rotating blade, where by pressing it turns into sheets of paper.
For the production of coated paper is applied the solution, resembling glue. This substance is added at the initial stage of producing a mixture or glue them already dried leaves. The more layers of glue applied to the surface of the paper, the smoother it becomes.
Calendering the coated paper is the final stage at which the leaves are treated with huge rollers. Depending on the variety, the paper surface becomes matte, semi-matte or glossy effect. Separate kind of the coated paper is a coated cardboard. This material is often used for making covers of books or printed products of high quality. The most common scope of coated cardboard is printing photos.
Format coated paper can be sheet or roll. As a roll material is supplied, as a rule, in publishing houses or paper mills. Sheet of paper sealed in special packaging and is used mainly in offset printing.
Principal of coated paper
Coated paper is made of several types. The thickness of the sheet it is divided into three types – easy, medium, and high density. In the first case, coating sheets, adhesive solution is performed only once, the second twice, the third three times.
Whitening can be carried out on one or both sides of the sheet. Bilateral whitening is an expensive process, so this material is used only for manufacturing the most qualitative and expensive printed materials.
The main properties of coated paper
The main advantages of coated paper are opacity, high durability, whiteness and high resistance to moisture. Individual attention that print in the home, this material is not very beneficial. Coated paper absorbs several times more paint and is intended only for professional technicians. The use of conventional printers may blur your images and text.