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紙質(zhì)印刷手提袋的質(zhì)量要求有哪些?

來源:http://www.seven2000.com   日期:2021-05-12

手提袋印刷紙的平滑度:平滑度是紙張更重要的印刷性能。哪種印刷方法是不濕潤(rùn)的。手袋印刷品的輪廓和印在光滑紙張上的圖像清晰可見。這是因?yàn)槠交募垙埧梢愿玫亟佑|到印版,從而可以獲得印版上的油墨。這些層均勻地轉(zhuǎn)移到紙張表面。由于紙張表面不穩(wěn)定,平滑度低的紙張不能均勻地接觸到印版,油墨層不能很好地轉(zhuǎn)移到紙張表面,導(dǎo)致印刷品的虛假,影響印刷質(zhì)量。

Smoothness of printing paper for handbag: smoothness is the most important printing performance of paper. Which printing method is not wet. The outline of the printed bag and the image printed on smooth paper are clearly visible. This is because the smooth paper can better contact with the printing plate, so you can get the ink on the printing plate. These layers are evenly transferred to the surface of the paper. Due to the instability of the paper surface, the paper with low smoothness can not contact the printing plate evenly, and the ink layer can not be transferred to the paper surface well, which leads to the false printing and affects the printing quality.
圖片
picture
手提袋印刷紙含水量:手袋印刷紙含水量的多少也會(huì)影響印刷質(zhì)量。如果紙中含有更多的水,紙的強(qiáng)度就會(huì)降低。在外力的作用下,纖維被拉出,塑性增強(qiáng),影響壓印的干燥速度。如果紙張含水量太少,紙張就會(huì)脆化,容易造成損壞,而且手袋印刷時(shí)也會(huì)產(chǎn)生靜電。
濟(jì)南手提袋印刷
Moisture content of printing paper for handbag: the moisture content of printing paper for handbag will also affect the printing quality. If there is more water in the paper, the strength of the paper will decrease. Under the action of external force, the fiber is pulled out and the plasticity is enhanced, which affects the drying speed of the imprint. If the water content of the paper is too small, the paper will be brittle, easy to cause damage, and handbag printing will also produce static electricity.
手提袋印刷紙的吸墨性:紙張的吸墨性是指紙張吸墨的程度。紙張吸收的墨水越多,紙張吸收的墨水越多,反之亦然。
Ink absorption of paper: ink absorption of paper refers to the degree of ink absorption of paper. The more ink paper absorbs, the more ink paper absorbs, and vice versa.
紙張對(duì)油墨的吸收率主要取決于紙張纖維之間間隙的大小,即紙張的緊密性。如果紙纖維之間的空間太小,油墨吸收就會(huì)很差,反之亦然。在印刷過程中,紙張的吸墨量應(yīng)適中。因?yàn)楫?dāng)紙張吸墨量太少時(shí),很容易出現(xiàn)印痕不清或不明顯,過大會(huì)產(chǎn)生模煳、透印現(xiàn)象。
The absorptivity of paper to ink mainly depends on the size of the gap between the paper fibers, that is, the compactness of the paper. If the space between the paper fibers is too small, ink absorption will be very poor, and vice versa. In the printing process, the ink absorption of the paper should be moderate. Because when the paper ink absorption is too small, it is easy to appear unclear or not obvious, too often produce mold burn, through printing phenomenon.