1、木料去皮。原料有很多,这里用木头作原料,质量好。将用来造纸的木料放进滚筒,去掉树皮。
![](https://iknow-pic.cdn.bcebos.com/64380cd7912397ddcc745fe95582b2b7d1a287ca?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_jpg)
2、切削。把去皮后的木头放进削切机。
![](https://iknow-pic.cdn.bcebos.com/0bd162d9f2d3572c38ed5b318613632763d0c3d4?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_jpg)
3、碎木蒸煮。将碎木片送入蒸煮器,蒸煮器加化学药品将它们变成木浆。
![](https://iknow-pic.cdn.bcebos.com/b3119313b07eca800c58fe0a9d2397dda04483fa?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_jpg)
4、木浆清洗和漂白之后送入混合机。
![](https://iknow-pic.cdn.bcebos.com/c75c10385343fbf2d76c61cebc7eca8064388f9f?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_jpg)
5、打成纸浆。木浆、水、矿物,混合在一起,变成纸浆。
![](https://iknow-pic.cdn.bcebos.com/0e2442a7d933c8953d8b5f96dd1373f083020062?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_jpg)
6、纸浆送入造纸机。这一步,纸浆会被去掉一部分水分,变成湿湿的纸浆带,其中的纤维会被滚筒轻轻地压在一起。
![](https://iknow-pic.cdn.bcebos.com/bba1cd11728b471070c93a21cfcec3fdfd03237d?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_jpg)
7、水分挤压。 纸浆沿着带子移动,再去水,变得更紧密。
![](https://iknow-pic.cdn.bcebos.com/d31b0ef41bd5ad6e0519a3078dcb39dbb7fd3c7f?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_jpg)
8、熨压。表面光滑的滚筒,将纸表面熨压光滑再绕到大滚筒上。
![](https://iknow-pic.cdn.bcebos.com/4afbfbedab64034f8f2f05eba3c379310b551d79?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_jpg)
9、切割。
![](https://iknow-pic.cdn.bcebos.com/b90e7bec54e736d1ac954be597504fc2d462695d?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_jpg)
扩展资料:
适当的长、短纤维配比是抄送柔软卫生纸的前提,长纤维浆可赋予卫生纸足够的强度,而短纤维浆则对手感尤其是柔软度影响较大。
良好的打浆工艺是生产柔软卫生纸的保证对于卫生纸的抄造而言,由于是以纤维长短不一的浆种作为原料,因此必须严格控制打浆工艺。一般来说,长纤维浆种必须经过打浆,才能赋予卫生纸足够的强度,其打浆度可控制在30~45"SR,而短纤维或废纸浆则主要以疏解为主,再辅以轻度切断,其打浆度可控制在20~30"SR。上网浆料的打浆度一般控制在28~40。
分散剂、柔软剂的作用不可忽视在上网浆料中添加适当的分散剂,可明显提高纸页的匀度,达到改善纸页柔软度和手感的目的。目前,国内大多数厂家采用进口的PEO-WF或国产的PEO作分散剂。使用PEO时要注意其分子量的选择、配制方法(配制浓度和溶解搅拌速度)、添加量的控制(一般1.0~1.5kg/t纸)和生产水质的影响。
正确的起皱工艺是抄送高档次卫生纸的关键,起皱 是将紧贴在烘缸表面的纸页剥离,同时纸页轻微卷曲而产生皱纹。