Tecnología de procesamiento de bolsas de papel

The paper of the paper bag can choose 157g, 200g coated paper. For matching with heavier packaging products, 300g coated paper or cardboard over 300g can be used for printing. If coated paper or cardboard is used for printing (250 grams of white cardboard is generally used in the market), lamination or sub-film is generally required to increase its strength. In addition, white kraft paper is more and more used in the production of paper bags due to its strong toughness and environmental protection. Usually, 120g or 140g white or yellow kraft paper can be used. After printing, it needs to be oiled to protect the ink from being dirty when making paper bags.

Processing technology

Environmental protection paper bag - Guizhou non-woven environmental protection bag manufacturer - Guizhou Guiyang non-woven environmental protection bag manufacturer

After the paper bag is printed, it needs to be covered with a film and pressed, and then it can be formed by sticking the box and threading the rope. The rope of the paper bag can be selected from nylon rope, cotton rope or paper rope. If the size of the paper bag is large, rivets should be reinforced at the rope hole to resist tensile force.

From paper bag packaging to paper bag printing to use, it not only provides convenience for shoppers, but also takes the opportunity to promote products or brands again. Beautifully designed paper bags will be addictive, even if the paper bags are printed with eye-catching logos or advertisements, customers will be happy to reuse them. This paper bag has become one of the most efficient and affordable advertising media.

Paper bag design generally requires simplicity and elegance. In paper bag design, the front of the paper bag printing process is generally dominated by the company's logo and company name, or the company's business philosophy. Impression, get a good publicity effect, paper bag printing has a great effect on expanding sales, establishing a famous brand, stimulating purchase desire and enhancing competitiveness. For the premise of the paper bag design and printing strategy, the establishment of corporate image has an important role that cannot be ignored. As the basis of design composition, it is very important to grasp the psychology of form. From the perspective of visual psychology, people hate monotonous and uniform forms and pursue various changes. The printing of paper bags should reflect the distinctive characteristics of the company.