Pe coated paper is special, not take the clay but PE(Polyethylene) as the coating; according to different uses, it also take PP(Polypropylene) or PET(Polyethylene terephthalate), etc. During processing, the plastic particles will be coated at the origin kraft paper’s surface by a machine after melting to form an only 0.04cm thin film. Due to it is coating in a hot melting way, it combines with the paper hard and is not easy to strip. And the whole process, without any chemical solvent assist, it’s safe and eco-friendly.