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影响彩色印刷品颜色的因素

来源: 作者: 发布日期:2019-12-16 访问次数:21

YI、YALIBUDANGYINQIDEYINSHUASECHA

印刷压力是油墨转移的条件之一,由于印版表面并不能绝对平整的,纸张表面也根本原因存在细微的凹凸状及厚薄不匀状况,若印刷压力不够或不均匀时,印刷墨层就容易出现浓淡不匀现象。理想的印刷工艺是在“三平”的基础上,即要求印版面与承印物和包衬表面都达到较为平的条件, 使印品上得到较均匀的墨色。当印刷压力不够或不均匀时,包衬体与印版面存在接触不良状况时,则需根据加大输墨量,来满足版面着墨的视觉效果,可是那样不但会扩大油墨的耗用量,又容易导致印刷色差和印品出现粘脏质量问题。因此,防止印刷色差的导致,应掌握好印刷“三平”的基本条件,并选用均匀而又恒定的压力进行印刷。

ER、MOGUNYICHANGYINQIDEYINSHUASECHA

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360彩票网 CAISEYINSHUAPINDESECAIYINGXIANGZHEJIAODADEWENTI,YINCIZAIYINSHUAQIANYAOZHUYIZHESECAIDEDAPEIHESECAIDEYINGYONG,NEIYANGCAIKEYIZHIZUOCHUJINGMEIDEYINSHUAPIN。

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