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BuKePrinting >> Packagingbox >> 紙盒包裝盒定做​曬版工藝註意事項有哪些?

紙盒包裝盒定做​曬版工藝註意事項有哪些?

From:Buke printing factory of China | Author:China Bukeprinting factorybook0755 | Published time: 2022-05-25 | 188 Views | Share:
紙盒包裝盒定做​曬版工藝註意事項有哪些?

               紙盒包裝盒定做曬版工藝註意事項有哪些?


曬版是將載有圖文的膠片、硫酸紙等其他有較高透明度的載體上的圖文,通過曝光將圖文信息轉移到PS版上的工作。


曬版應註意以下幾點:


(1)曬版時間的控制,應根據曬版光源、感光材料、顯影液濃度等之間的關系確定正確的曝光時間。確定網版最佳曝光時間的方法有幾種,


一般地說,感光乳劑的生產廠家會針對自己的產品提供曝光的基本參數,可以參照這些參數選擇適合自己的最佳曝光時間,或採取分級曝光測試法、


曝光測試條測試法確定曝。


(2)顯影條件的控制,正確的曝光要有正確的顯影來配合,顯影條件包括顯影液的化學成分、溫度、顯影時間及機械攪拌等,並應經常補充和更換新液。


紙盒包裝盒定做曬版工藝註意事項有哪些?

紙盒包裝盒定做曬版工藝註意事項有哪些?


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