How to determine the quality of the carton
shenzhen cardboard-box factory production of products often use in our daily life, but how we can choose the good quality products, today let's learn about the.
when we purchase the cartons to learn it and how to determine the properties of good carton, we can have judgment in several ways, the first carton function is not complete or problems, main show is: bonded incomplete joint, joint tape is incomplete or joint pin's abundant or not; The edge of the slot cut into the carton side; Cover plates can't docking, the gap is greater than 3 mm; Cardboard moisture content is higher than 20% or below 5%; Carton of indentation present bending; Carton printing & packaging or graphic vague; Carton no anti-sliding measures according to the rules. Poor carton appearance, but not influence the use function, main show is: slot or carton die-cutting coarse; Board appearance with washboard bumpy, affect the printing & packaging graphic quality; Box surface pollution miscellaneous points; The shallow scratches or marks rubbed off.
these are shenzhen cardboard-box factory give us knowledge, if you have any other questions, welcome to inquire, we are looking forward to your coming
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