01燙金
01 bronzing
燙金工藝的制作方式是先將所需燙金或者是燙銀的圖案制成凸型版后加熱，在紙袋印刷面上放置所需要的顏色的鋁箔紙，經過加壓后，使鋁箔附著于被紙袋表面上。
The production method of gilding process is to first make the required gilding or silver pattern into a convex plate, then heat it, and finally place the aluminum foil of the required color on the printing surface of the paper bag. After pressure, the aluminum foil is attached to the surface of the paper bag.
紙質的燙金紙材料會分為很多種，顏色還有各種彩金多種多樣。
Paper bronzing paper materials will be divided into many kinds, color and a variety of gold.
02表面覆膜的印刷工藝
02 printing technology of surface coating
覆膜的工藝是印刷之后的在紙袋的表面或者內側的加工工藝，過程是用覆膜機在紙袋的表面上覆蓋一層透明塑料薄膜的一種紙質品加工技術。
The laminating process is the processing technology on the surface or inside of the paper bag after printing. The process is a paper product processing technology that uses the laminating machine to cover the surface of the paper bag with a layer of transparent plastic film.
紙袋中的白卡紙袋和銅版紙是必須要雙面覆膜的，牛皮紙袋則不需要。如果是為了防水的話可以在牛皮紙袋內側覆膜。
The white card paper bag and coated paper in the paper bag must be coated on both sides, while the kraft paper bag does not. If it is to be waterproof, you can film inside the kraft paper bag.
3凹凸的印刷工藝Printing technology of 03 concave convex
凹凸是利用凹凸版印刷機的壓力，把已經印刷好的紙袋上的選定的部位或者文字圖案軋成凹凸明顯的具有立體感的效果。
Concave convex is to use the pressure of concave convex printing machine to roll the selected part or text pattern on the printed paper bag into concave convex, which has obvious three-dimensional effect.
樣品實例
Sample example
04UV印刷工藝
04uv printing process
UV是表現出的是具有金屬簡面光澤的凹凸不平的半透明油墨。是通過外光固化的一種工藝。
UV is shown to have a metallic surface gloss of the uneven translucent ink. It is a process of curing by external light.
除了以上這些常用的工藝，還有紙袋印刷的工藝還包括折光、橫切壓痕、滴塑等等。
In addition to these commonly used processes, there are also paper bag printing processes, including refraction, crosscut indentation, drop molding and so on.
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