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訂制彩色包裝包裝盒印時出現色調濃淡原因

From:Buke printing factory of China | Author:China Bukeprinting factorybook0755 | Published time: 2020-06-23 | 527 Views | Share:
在彩盒包裝包裝印刷全過程中包裝印刷的色調有深有淺,這是怎麽回事呢?下麵步殼印刷包裝印刷給大夥兒共享在訂制彩色包裝包裝盒印時出現色調濃淡的好多個緣故
       在彩盒包裝包裝印刷全過程中包裝印刷的色調有深有淺,這是怎麽回事呢?下麵步殼印刷包裝印刷給大夥兒共享在訂制彩色包裝包裝盒印時出現色調濃淡的好多個緣故;

  1、生產線在生產時膠量很大,合模力很大造成 強力膠從楞縫兩邊浸濕,在進到加熱板時工作壓力太重,會使面巾紙楞尖遭受損壞,而展現線框,因此 在生產時膠量、加熱板工作壓力必須調養合適。

  2、在包裝印刷時,工作壓力太重,也會展現顏色濃淡紛歧,而工作壓力過輕,又造成 包裝印刷印虛假,另一方面與機速也是有必然的聯絡,因此 在包裝印刷時適當的調養包裝印刷工作壓力,操縱機速,維持均速生產。

彩盒印刷包裝
  3、墨筆畫對包裝印刷也是有非常大的危害,本身塗布紙吸墨性欠好,在生產時調養墨的黏度及其墨量大小,墨筆畫枯燥乏味速率,黏度過高,在包裝印刷出去枯燥乏味很慢,並且版塊帶臟,因此 在生產時適當調養墨筆畫秘方,操縱墨筆畫黏度,調養好墨量。

  4、硬紙板缺陷:瓦線兩面機點膠過多,剩下強力膠靈巧向楞峰兩邊浸濕,與面巾紙迎合時,強力膠又靈巧向白板紙浸濕,剩下強力膠使點膠方向擴大,造成面巾紙化學纖維水份更改,進而塗布白板紙鍍層表層因箱紙板收攏造成 高低不平,經發熱板時高低不平鍍層被損壞壞,造成 楞峰兩邊黑條,當包裝印刷時,沒毀壞的鍍層與磨爛鍍層吸剩餘油與吸水流量不一樣,滿版包裝印刷時便會造成 印虛假的覺得。瓦線解決:減少合模力,增加時速,兩面機銷釘工作壓力合適。

  5、這類情況主要是線顏色情況嚴重,主要是造成在楞峰的方向。關鍵緣故是楞峰方向面巾紙消化吸收了麵糊的水分比較多,產生消化吸收印刷油墨就少了,紙型吸濕度是比較有限的。要想解決要從麵糊和箱板紙吸濕度上來解決。
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