瓦楞纸箱外观不均匀,纸板的外观出现凹凸现象,纸板不易印刷,印刷压力高,纸板会出现凹坑。当印刷压力过低时,印刷曝光就会频繁发生。一般来说,生产后的纸板凹凸不平,如果在印刷过程中没有发现相关问题,并有针对性地进行处理,就会导致这种纸板不能印刷而形成浪费。那么我们瓦楞纸箱厂家如何处理这样的问题呢?
The appearance of corrugated box is uneven, the appearance of paperboard appears concave convex phenomenon, the paperboard is not easy to print, the printing pressure is high, the paperboard will appear pits. When the printing pressure is too low, printing exposure will occur frequently. Generally speaking, the produced paperboard is uneven. If no relevant problems are found in the printing process, and targeted treatment is carried out, this kind of paperboard will not be printed, resulting in waste. So how do we deal with this problem?
压力:压力控制尤其重要
Pressure: pressure control is particularly important印刷压力不能太轻:在印刷凹凸板时压力控制非常重要。,印版压力不宜过轻,在增加印版压力的同时应把印版调更轻。所以在转移油墨时,印版不易变形,而且油墨不会附着在印版的边缘,如果印刷压力较高,字体就会清晰。
Printing pressure cannot be too light: pressure control is very important when printing concave convex plates. First of all, the plate pressure should not be too light, while increasing the plate pressure, the plate should be adjusted to the lightest. Therefore, when transferring ink, the plate is not easy to deform, and the ink will not adhere to the edge of the plate. If the printing pressure is high, the font will be clear.
送纸轮压力不能增大:送纸轮不能压碎纸板,因此送纸轮间隙调节应控制在-0.4mm纸板厚度。如果太重,纸板就会坍塌,这会导致印刷压力增加。因此,有必要控制好来料。如果印版压力也大,印刷压力也大,就会出现印刷糊、字迹不清等现象。
The pressure of the paper feeding wheel shall not be increased: the paper feeding wheel shall not crush the cardboard, so the gap adjustment of the paper feeding wheel shall be controlled within -0.4mm cardboard thickness. If it is too heavy, the cardboard will collapse, which will cause the printing pressure to increase. Therefore, it is necessary to control the incoming materials. If the plate pressure is also large, the printing pressure is also large, there will be printing paste, illegible handwriting and other phenomena.
油墨:墨水较好泡在纸里
Ink: ink is better in paper
纸板的形成会出现凹凸现象,因为纸张的外表受力不均匀,当纸板受拉时,油墨会吸收。因此,为了处理纸张问题,昆山纸盒有必要提高油墨的色含量,降低油墨的粘度,减少油墨的用量。然后,在油墨中加入一种渗透剂,提高油墨的渗透能力,使油墨更好地渗透到纸张上,然后就可以处理这个问题了。
The formation of paperboard will appear concave convex phenomenon, because the external force of paper is uneven, when the paperboard is under tension, the ink will be absorbed. Therefore, in order to deal with paper problems, Kunshan paper box is necessary to improve the color content of ink, reduce the viscosity of ink, reduce the amount of ink. Then, a kind of penetrant is added to the ink to improve the permeability of the ink, so that the ink can penetrate into the paper better, and then this problem can be solved.
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