PRODUCTION OF PAPER THAT IS HIGHLY STRETCHABLE IN THE CROSS DIRECTION
收藏国家林业和草原科学数据中心2023-02-12 更新2024-03-07 收录
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资源简介：
There is provided a method of producing a paper having a grammage according to ISO 536 of 50-250 g/m2， a Gurley value according to ISO 5636-5 of above 15 s and a stretchability according to ISO 1924-3 in the cross direction of at least 8%， said method comprising the steps of: a) providing a pulp， preferably sulphate pulp; b) subjecting the pulp to refining; c) diluting the pulp from step b) and discharging the diluted pulp at a discharge rate to a forming wire to form a paper web， wherein the speed of the forming wire is at least 7 m/min higher or at least 7 m/min lower than the discharge rate; d) pressing the paper web from step c); e) drying the paper web from step d)， which drying comprises a step of compacting the paper web in a Clupak unit.
提供机构：
国家林业和草原科学数据中心
创建时间：
2023-02-12
