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 the scroll arrows pointing to the web should be. (2) open storage time not too long, must be promptly brought into the storage facility. (3) moisture. Hygroscopic paper, are very sensitive to air humidity. The moisture content of the paper, with the air humidity changes, so the storage of paper to choose a clean, dry place. When the paper stack to pad footrest. Close to the wall can not be stacked. Relative humidity warehouse storing paper and workshop of the best maintained at 60% to 70%. (4) sunscreen. Paper containing lignin, to avoid direct sunlight. Paper after paper exposure evaporation, paper brittle or deformed, the machine can not be serious when printed. colipu/products/a3cutsheetpaper-3-1-11-79 (5) heat. Paper storage is not easy when the temperature is too high. Over 38 ℃, the strength of the paper decreased