Kraft paper (kraftpaper), used as packaging material. Intensity is high. Usually was brown. Half or full drift drift was light brown kraft pulp, cream or white. Quantitative 80 ~ 120g/m2. Breaking length usually more than 6000m. Tear strength, high fracture strength and dynamic power. More for the web, there are flat paper. Sulphate coniferous wood pulp used as raw material, pulping, paper machine in the long net from papermaking. Used as a cement bag paper, envelope paper, paper, plastic sealing equipment, asphalt paper, cable protection paper, insulation paper.