Kraft paper is tough and water-resistant packaging bag paper. It is brown in color and has a wide range of uses. It is often used to make paper bags, envelopes, workbooks, record sleeves, files and sandpaper. Quantitative range is80gram/square meters to120gram/Square meters, there are differences between roll paper and flat paper, single-sided light, double-sided light and stripes. The main quality requirements are flexible and strong, high burst resistance, and can withstand large tension and pressure without breaking.Kraft paper has high tensile strength, and there are double light, single light, no grain, stripes, etc. It is mainly used for wrapping paper, paper bags, envelopes, etc., and lining of printing machine cylinders.