The role of packaging cartons in transport

1, the box box surface does not promise any damage and stains, no rust spots, peeling layer, cracking or other paper shortcomings, box lining paper does not promise to have splicing, lack of material, wrinkles, glue, colour difference and other shortcomings, the same batch of boxes, whiteness, paper is necessary to reach a common pre-printed and offset uv box surface paper on uv layer promised to have a slight crack, do not promise to have the phenomenon of dropping slag. 2, the box box to have printed pictures, the text needs to be clear and correct and common depth, placed accurately (promised overprint error range of 1mm), printing ink does not promise to show the phenomenon of ink, do not promise the wrong word, misprint, omission or reprinting of the remaining printed pictures handwriting, packaging boxes within 1mm 1mm in size within the leakage of the phenomenon of white shall not be more than 5, if there is any remaining printing ink phenomenon, in the front of the box within 1mm x 1mm in size per box 1mm × 1mm in size shall not be more than 5 places, and in the side of the box box 2mm 2mm in size shall not be more than 5 places, the bar code must be recognisable. 3, the box box body indentation line width shall not be greater than 12mm, folding line in the centre, there shall be no cracked, broken, heavy line and other remaining indentation line and affect the sensory folding shortcomings. 4, the box box body molding necessary square, no stacked corners, warping phenomenon, box body molding two shaking cover relative misalignment does not promise to exceed 5mm, molding holes in the stacked corners of the diameter of not more than 5mm, nailed lap tongue width of 35mm-50mm. 5, the box box box nails use with plating of mild steel flat wire, there should be no rust spots, peeling, cracking, or other shortcomings on the use of nails should be along the middle of the lap tongue Nailed together, placed neatly, skewed not more than 2mm, uniform distance, the first and last nails to the indentation of the edge of the distance of 137mm nailing joints should be nailed, nailed through, there shall be no stacked nails, warped nails, not corner nails and other residual nail prints, nail holes, printed drawings and text are not promised to have nails. 6, box box adhesive for corn starch glue, glue should be coated evenly, abundant, no overflow. Bonding is necessary to regular, strong, two joints aligned, up and down, left and right misalignment shall not be greater than 2mm, no box and box body stickers and other phenomena. 7, after the box box support molding, shaking the lid most 180 outward folding once, and then 180 open and close folding back twice, the surface paper does not promise to have crack phenomenon, the box in the paper cracks shall not be flute exposed (hand-loaded offset uv box shaking the lid folding method is still in accordance with the implementation of this method); active piece of box shaking the lid folding method for the maximum of 90 folded three times, the uv layer promises to have a slight crack does not promise to show the phenomenon of falling slag, in the paper promises to have a slight crack does not promise to have a slight crack does not promise to show the phenomenon of falling slag. Paper promised to have slight cracks do not promise to show flute. Packaging box body cardboard corrugated a flute, b flute, c flute does not promise to show flute collapse and other shortcomings. 8、Packaging box body test pressure when 2 minutes does not promise to have rolled edges, collapse corner, bulging and other box deformation phenomenon. 9, with a hand hole in the box, the two hand holes must be centred on the whole, hole width: 5mm-7mm hole height 18mm-20mm two holes between the inner diameter distance: 102mm-104mm, two holes do not promise to hit the printed pictures and fonts. 10, with ventilation holes in the box hole diameter of 15mm, the hole does not promise to play in any printed pictures and fonts. 11, the packing box is necessary to glue, face paper and lining paper does not promise to present the phenomenon of water absorption. Packaging cartons in the delivery of the primary role is to maintain the safety of the goods in the delivery process. Packaging cartons are often equipped with cushioning, its role is to fix the goods, packaging cartons of different types, different items need different cushioning. Packaging cartons within the cushioning material is sometimes needed to make the items do not collide with each other and damage. Packaging carton is a green packaging materials, widely used.