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评论对象: 恭恭敬敬 | 2011-4-5 22:52:00
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凹版印刷故障-印刷变色=错色
评论对象: 恭恭敬敬 | 2011-4-5 22:52:00
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凹版印刷故障-印刷变色=错色
1.油墨粘度变化。在印刷过程中,油墨的粘度不一致所
造成的变色。
2.合成色的油墨分离引起印刷变色。这主要是由于几种
相对密度相差大的油墨混色搅拌不均匀造成的。
3.网点重合位置变化引起印刷变色。印刷时网点位置不
能重合所造成的变色。
注:必然出现截然不同的色彩即:错色。