桉木与竹子混合生产P-RC APMP

Production of P-RC APMP with Mixed Eucalyptus and Bamboo Raw Materials

介绍了以桉木(60%～90%)和竹子(10%～40%)为原料,生产P-RC APMP的生产实践。该生产线采用一段预浸、两段磨浆和两段漂白,生产出了白度68%～78%,游离度(CSF)320～450 mL,松厚度3.3～4.0 cm3/g的桉竹混合化机浆,主要用于配抄轻型纸、白卡纸、书写纸、静电复印纸和双胶纸等。

Production of P-RC APMP with mixed eucalyptus（60%~90%） and bamboo（10%~40%） as raw materials,including the production technology,equipment operation and characteristics of finished pulp was introduced.The pulp with 68%~78% ISO brightness,320~450 ml CSF freeness and high bulk of 3.3~4.0 cm3/g was produced by using one stage pre-impregnation,two stages refining and two stages bleaching.The pulp is suitable to use in the grades such as copy paper,white cardboard,writing paper,electrostatic copy paper and offset paper and so on.