Packaging carton is food, building materials, hardware industry, electronic professional, express delivery, sheng professional necessary tool accessories, with the development of science and technology, some illegal businessmen start spending unqualified packaging, cartons, so when the choose and buy the carton packaging, quality problems cannot be ignored, not only cheap, the cardboard-box factory to broad manufacturers provide some initiative: a, carton packaging box printing pictures, text clear right, depth, accurate placement ( Overprint error of plus or minus 1 mm scale) , printing ink is not allowed to appear off the ink phenomenon, no typos, wrong printing, printing, reprint of the rest of the printing pictures and handwriting, 1 mm * 1 mm each intrusive within not more than five white leakage phenomenon, if there are any remaining printing ink phenomenon, in case positive per box 1 mm * 1 mm of not more than five, intrusive within 2 per box beside the carton box body surface of not more than 5 mm x 2 mm within range, bar code must be identifiable. Carton box with the product, should have a certain gap between middle mat in bubble wrap, to ensure that the carton is not direct contact with product, bubble film will have very good isolation and shock effect, to protect the products during transportation. She said bubble film is the patron saint of carton transport, has played a very good care effect, use is big. Second, the packing carton box body appearance does not allow any damage and stains, no rusty spot, peeling, cracking and other paper material weaknesses, paper on the paper carton packing box is not allowed to have stitching, lack of material, stare blankly, crease, transparent glue, sensory shortcomings such as color, with a batch of products surface paper whiteness, paper materials required, preprint and UV offset printing UV packing surface paper layer allows for fine cracks, slag are not allowed to have off phenomenon. Third, carton boxes indentation line width shall not be greater than 12 mm, center line, and can not have crack break, break, heavy line like the rest of the indentation line and affecting sensory fold mark defect. Four, carton packaging box adhesives for corn starch adhesive, adhesive solution should be coated on average, fully, no overflow. Adhesive must be neat cutting, strong, two pieces of joint alignment, up and down or so displacement shall not be greater than 2 mm, no case with casing stick to wait for a phenomenon. Dongguan industrial cardboard composite factory research and development, production and sales of industrial composite board. The main products: industrial cardboard, composite board, double gray cardboard, whole gray paper, gray highlights cardboard, coated paper, kraft paper, board, special paper, industrial cardboard, composite board, etc. Our factory has the abundant technical force and professional production team, has been adhering to the 'do customers suitable products, satisfactory service to clients' spirit of enterprise, won the trust of many customers and support. We will continue to high-quality products, satisfactory service to meet the various needs of customers. Warmly welcome new and old customers calls negotiate!
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