Quality requirements for dyeing base paper: The paper is soft in color and has antique characteristics, and the overall uniformity is good without pulp lumps and appearance of paper defects; the hand feel is soft and comfortable, close to leather, the lines and patterns that need to be embossed on the surface of the paper are clear and distinct, and the three-dimensional sense is strong. .
Dyeing base paper The paper has high strength, flexibility and good wear resistance, which mainly refers to the paper with high breaking length, tensile strength, tear degree and high stitching strength; paper has strong wear resistance and can be used for a long time. , After soaking, rub hard for more than 50 times without delamination and no lint; it has high wet strength, high opacity and good water resistance; it has good dimensional stability after coating.
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