彩色图案用丝网印刷是怎麼做的呢?如何分色,又不能像胶印自动CMYK四色

2024-11-21 09:56:09
推荐回答(4个)
回答(1):

分色时候直接对输出公司说分成四色网点印刷的就好了,至于输出线数根据你自己使用的网纱T数和印刷幅面来决定.
彩色图案印刷一般是采用四色印刷的,就是分成:青,红,黄.黑(C,M,Y,K)这四个颜色,用网点的形式在印刷中把所有的颜色表现出来(俗称撞色)是根据颜色的基本原理而来的.颜色的基本颜色:青,红,黄,一般称三原色,由这三原色相互之间不同比例的搭配形成各种颜色.四色印刷就是这个原理.
用丝网印刷的方式进行四色网点印刷,一般最高使用网点的线数为120线(线数越大,网点越小越密)一般采用80线到120线之间选择,超过120线就很难用丝网印操作.(可以根据印刷图案幅面的大小选择网点线数,)网点分调频网点和调幅网点,通常使用的都是调频网点.
网版张网的时候也要注意网点的角度.不然印刷出来全部是龟纹.
张网角度应与网点角度形成的夹角为15度,不会有龟纹产生.
110-120线以上的使用165T-180T的网纱最容易操作.印刷的效果也好
110线以下的网点使用140T的网纱比较合适,若印刷要求不高也可以使用120T的网纱.
也有例外的,是根据使用的油墨来决定的,若油墨细度不高或者比较容易塞孔,也有60T-100T的使用,这样,输出的使用就要选用更低的线数.
总之,根据自己印刷使用的材料,来选择决定输出的线数就好了.

回答(2):

这个要看具体图案,简单的出菲林时可以自动分的。
这个要看具体图案,简单的出菲林时可以自动分的。

我知道CMYK四色印刷是可以自动分色成四张菲林片,但网版印刷是一色一版,不是颜色叠加,彩色图案比较复杂,不是简单的颜色渐变请问如何拆色呢?

分色是很要经验的,不单要看印的图案,还得要看具体图案。
案图的样和承印的材料决定了出菲林的线数,
楼上说出120线,其实这个数字很难定的,

像印布,60线左右就够,玻离,亚克力,等要高一些,

木头和铁的也不同,

因为你没有具体图案,所以我也拿不出具体建议,

但是基本的方法是,
一、根据图案和材料定好线数,

二、然后出菲林,

三、根据图案调色

四、试印

套色顺序,一般情况是,

黑色最下面,红色倒数第二,蓝色第三,黄色最上面。

有不清楚的可以电话联系我,

回答(3):

这个在菲林输出时,对菲林公司要求,根据你自己的
图案的要求来制作,你般来讲丝网印刷80线就可以做
如果是120线的话使用UV油墨还可以。用自干油墨的话就不是很好,而且这个对制版要求要比较高!

回答(4):

输出菲林时,对菲林公司注明要求120线就行了

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