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BuKe factory >> Bookprinting >> 印刷上光工藝印品壓光後錶面光澤度不均勻的解決

印刷上光工藝印品壓光後錶面光澤度不均勻的解決

From:Buke printing factory of China | Author:China Bukeprinting factorybook0755 | Published time: 2020-09-30 | 684 Views | 🔊 Click to read aloud ❚❚ ▶ | Share:
壓光後,印品錶面會出現光澤度不均勻或局部缺乏鏡面光澤效果的問題。產生的原因有以下幾種:上光塗布輥不平或局部出現凹陷現象;壓光鋼帶黏附錶面有雜質;壓力輥局部凹陷;壓力輥軸頭磨損,以及壓力輥兩邊的壓力不一致。

印刷上光工藝印品壓光後錶面光澤度不均勻的解決

壓光後,印品錶面會出現光澤度不均勻或局部缺乏鏡面光澤效果的問題。產生的原因有以下幾種:上光塗布輥不平或局部出現凹陷現象;壓光鋼帶黏附錶面有雜質;壓力輥局部凹陷;壓力輥軸頭磨損,以及壓力輥兩邊的壓力不一致。


預防和解決辦法:

對不平或局部出現凹陷的上光塗布輥要更換新輥;

對壓光鋼帶錶面採取清潔措施消除異物;

對壓力輥局部出現凹陷的,要採取相應的修復措施使其還原;

對軸頭磨損的壓力輥,採取修復措施使其恢復應有的精度,調整好壓力輥兩邊的壓力,使其保持足夠而又均勻的壓力。

印刷上光工藝印品壓光後錶面光澤度不均勻的解決
印刷上光工藝印品壓光後錶面光澤度不均勻的解決

 

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