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预防宣传页印刷中纸张产生拉毛的措施
作者:admin 来源:http://www.sdhzyw.com 发布时间:2017-8-28 17:19:10 浏览次数:451

济南宣传页印刷正常印刷过程中,要勤擦橡皮布,以减少纸粉、油墨的堆积,避免影响橡皮布的还原性。由于新橡皮布弹性好、伸展性好,上机绷紧应逐渐进行。日常操作时,每绷紧一次,待胶印机合压后停下再绷紧一次,这样反复绷紧几次,从而达到使橡皮布绷紧的要求。

Normal printing process, it is necessary to wipe blanket frequently, in order to reduce the accumulation of paper powder, ink, and avoid affecting the reduction of rubber blanket. As the new rubber blanket has good elasticity and good extension, the machine should be tightened gradually. Daily operation, each taut once, after the offset press press stop, and then tighten once, so repeated tension several times, so as to achieve the rubber blanket tight requirements.

在多色印刷过程中,选用施胶度较好、适应性较强的纸张,避免纸张产生拉毛、掉粉等现象。印刷前,应把分切好的纸张进行打包,防止其因受潮变形而影响印刷走纸。

In the printing process, the degree of sizing, better adaptability of paper, paper production to avoid napping, off powder phenomenon. Before printing, the paper should be packed separately to prevent it from being affected by damp deformation.

由于胶版纸表面粗糙,吸墨性能较好,因此,为了使印刷墨迹厚实、网点清晰,在印刷时要适当加大印刷压力。另外,水辊与墨辊的压力要适当,以说明书的要求为准进行调节,保持良好的传水和传墨性能。

济南精装书制作哪家好

Because of the rough surface of the offset paper and better ink absorption performance, the printing pressure should be appropriately increased in order to make the printing ink thick and the dot clear. In addition, the water roller and roller pressure should be appropriate to the requirements of the specification is adjusted to maintain good water and ink performance.

亮光快干型油墨是渗透干燥型油墨,适用于胶版纸的印刷,能够避免树脂型油墨产生的粉化无光泽和粘脏、拉毛等现象,干燥速度较快。但在使用过程中,要勤搅墨斗,以防油墨干燥、结皮。

Light and quick drying inks penetration drying inks, suitable for offset printing, can avoid resin inks produced by powder matte and dirt, hair and other phenomena, fast drying. But in use, frequently stir ink, to prevent ink drying and crusting.

印刷过程中,需保持水墨平衡,达到“墨干水小”的更佳印刷状态。上水润版时,先加大水量,合压定速印刷时,再将水量降回原状态,如此可避免“水大墨大”造成的油墨乳化。

In the printing process, the ink balance should be kept and the optimum printing state of "dry ink and small water" should be achieved. Sheung Shui version, the first increase in water, pressure, fixed speed printing, and then the water back to the original state, so as to avoid "water, large ink" caused by ink emulsification.

在印刷胶版纸的过程中,当车间湿度较大时,易产生皱纸、拉毛、掉粉等现象;当车间湿度较小时,又容易产生静电。为了使印刷达到更佳效果,车间应配置空调和加湿器,以保证车间温度为20~25℃,湿度为55%~65%。

In the process of offset printing paper, when the workshop humidity is large, easy to produce, crumpled napping, off the ground; when the workshop humidity is small, and easy to produce static electricity. In order to achieve the best printing effect, the workshop should be equipped with air conditioning and humidifier, to ensure that the workshop temperature is 20~25 degrees, the humidity is 55% ~ 65%.

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