Carton packaging is widely used, then in the import and export trade, Shenzhen export carton company standard is very strict, then what is the standard export carton? Cartons usually use three, five, seven use less, layer into paper, corrugated paper, core paper, thin paper, paper and tea board paper, kraft paper, paper corrugated paper, different colors of paper, different manufacturers of paper (color, feeling) different, corrugated carton national standard is GB6543-86 "corrugated box".Carton is commonly used in several cartons: Twin Towers carton, carton, and earth carton; common sealing methods: I, king, Japanese; thickness can be divided into three, five, seven layers; A = AA = BK = KK
General B = B, paper thickness of about 6mm, low material. If the guest has the request, also can use A = B, this material is stronger than B = B, the price is high, A = A paper is better than A = B, B = B is good, the thickness 6mm, the price is high, unless the special requirements are selected.
Carton appearance requirements：
Carton joints should be fastened, nails should be worn, and nails, nails, Alice nails, nail nails, nail nails and no rotation can not be stacked. The tongue width of the carton joint nail is 30-50mm, using oblique nail or nail, and the nail should be stapled along the middle line of the knee.
The cartons are neat and even from the top, and the bottom of the indentation line is not more than 25mm.
The depth of the indentation is uniform. The center of the broken line should not be broken. No excess indentation line is allowed on the box wall, and the indentation line width is not more than 20mm. 4.5Visual inspection：
Plywood is not allowed to be hollow, cracked, layered, and is not allowed to sew. The width of the carton cutting surface is not more than 8mm.
The print on the box is correct and clear, consistent with the depth of ink, accurate position, and no obvious deviation.
The boxes are clean and tidy, and the colors are basically the same. Do not stain, stain, mold points, dust and debris. Corrugated materials should be manufactured under modern hygienic conditions and should be properly protected during transportation, so as to prevent pollution, chemical or other material contamination.
4.6Water content requirement：The plywood is less than or equal to 20%, and the carton humidity is less than 15%.
4.7Requirements for formaldehyde emission：Formaldehyde emission is less than or equal to 5mg/ L, and formaldehyde emission should be determined by GB/T17657-1999 4.12.
4.8Transport markings：The printing outside the box is clear and upward, wet and fragile.
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