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BuKePrinting >> Packagingbox >> 包裝盒定做磁性顏料​

包裝盒定做磁性顏料​

From:Buke printing factory of China | Author:China Bukeprinting factorybook0755 | Published time: 2021-04-29 | 1286 Views | Share:
​現在是在磁層內滲入炭黑或石墨固體等電性粉末從原理上講，凸版、平版、版、絲網版和柔性版印刷方式都可以用磁性油墨印刷。

           包裝盒定做磁性顏料


在計數與計量記錄印研中，強磁性材料的磁阻值應為20000000m，殘餘磁化值為0.08-0.11T。由此可見，進行磁性印刷必須瞭解強性材料的基本特性，


合理選擇強磁材料，正確確定磁性油墨的配方，這是獲得優良的磁性印刷品的關鍵較常用的磁性顏料有氧化鐵黑（FeO4）氧化鐵粽特醇印刷技術（第二版）。

磁性油墨的連結料與一般油墨的連結料相類似，可以選用植物油、動物油、礦物油，但（Fe202）、含帖的Fe2O3和氧化鉻（CnO）等更多地選用植物油和合成樹脂作為磁性油墨的連結料。

一般說來，磁性顏料比重大，其含量也比較大，所以連結料和顏料的親和性必須良好。填充料在磁性油墨中同樣可減少顏料用量、降低成本，又可調節油墨的性質，

如稀概磁性油墨中加入防電劑的作用是減小磁層的電阻，防止磁卡帶電而發生故障。過去使用流動性等。也提高了配方設計的靈活性正離子系或負離子系各種界面活性劑，

現在是在磁層內滲入炭黑或石墨固體等電性粉末從原理上講，凸版、平版、版、絲網版和柔性版印刷方式都可以用磁性油墨印刷。用平版印刷時，通常要使用潤版液。

而磁性油墨的主要構成物質一磁性顏料，一般是親水性的，因此容易發生乳化現象而影響印刷質量，也會給下一步的磁性判別檢測工序帶來不良影響。

包裝盒定做磁性顏料
包裝盒定做磁性顏料

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