Features and functions of coated paper 1. Cleanliness refers to the surface cleanliness and cleanliness, because the production environment of the release paper factory is not the same, most of them are not dust-free workrooms, because of the cost, it is impossible to use dust-free workrooms, generally speaking, they are ordinary factory buildings, the better ones will have a lot of environmental and environmental improvements that will have an impact on cleanliness. 2. Release degree, refers to the release degree of paper, depending on each manufacturer's formula to determine the different. 3. The Peel Force, the peel force is when the product is torn off, whether it is easy, of course, there are strict testing standards. Coated paper is made of wood fiber, absorbent, so we all know paper moisture, afraid of moisture. The PE plastic is evenly coated on the paper surface after hot-melt by the drenching machine to form a thin film. Because the PE plastic is hot-melt on the paper surface, it is combined with the solid, it is difficult to separate, and the whole process does not use any chemical solvent, very environmentally friendly, and in the later secondary processing packaging, also do not need adhesive, directly with the help of this PE film, in the hot melt sealing. Commonly used in food packaging, play the role of moisture and oil, we see in daily life of disposable paper bags, hamburger paper bags, melon seed bags, paper lunch boxes, food paper bags, aircraft garbage bags are made of this material. In industry, mainly used for moisture and waterproof, often used to stick on the surface of building materials, barrier moisture into the interior of the board. The types of coated paper are mainly divided into: single plastic PE coated paper and double plastic PE coated paper.