覆膜无纺布袋的印刷办法！

早期的无纺布袋一般是选用丝网印刷工艺印刷而成的，这一向也是许多厂家比较常用的印刷工艺，随着竞赛越来越激列，出现出了许多新的无纺布袋印刷办法。比方水印、热转印凹版印刷等。
Early non-woven bags were usually printed by screen printing process, which has always been a common printing process used by many manufacturers. With the increasingly fierce competition, many new non-woven bags printing methods emerged. For example, watermarking, heat transfer gravure printing, etc.
A、覆膜无纺布袋的印刷办法：凹版印刷这种印刷办法就是制作覆膜无纺布袋子的常用办法，印刷工艺分为两步：
A. Printing method of film-coated non-woven bags: Gravure printing is a common method of making film-coated non-woven bags. The printing process is divided into two steps:
1、先选用传统的凹版印刷技术将图文印刷到膜上；
1. Choose the traditional gravure printing technology to print pictures and texts on the film first.
2、再选用覆膜工艺将印有图画的薄膜复合在无纺布袋上，一般大面积五颜六色或单色图画印刷的无纺布袋都是选用这种印刷技术，其印刷作用精巧，出产周期短，比其他无纺布袋的防水作用好。
2. The film with pictures is compounded on non-woven bags by coating technology. Generally, the non-woven bags with large area of multi-colored or monochrome pictures are printed by this printing technology. The printing effect is exquisite, the production cycle is short, and the waterproof effect is better than other non-woven bags.
B、覆膜无纺布袋的构成：覆膜无纺布袋的主要资料是无纺布，产品选用流延或许胶覆方法，复合牢固，在复合过程中不粘胶，手感柔软，无塑料的感觉，无皮肤刺激性，适用于高档次产品包装或广告宣传，适用于各类事务活动及展览展销会，是企事业单位理想的广告促销礼品赠品。

B. Composition of film-covered non-woven bag: The main material of film-covered non-woven bag is non-woven fabric. The product adopts casting or gluing method. The composite is firm, non-sticky, soft, non-plastic feeling, no skin irritation. It is suitable for packaging or advertising of high-grade products, for all kinds of business activities and exhibition