How to solve the mould problem of kraft paper packing boxes?

May 26, 2025

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It is recommended that manufacturers choose glue with low risk of mould growth, or add special glue mould inhibitor to the existing powder glue. It has been proved that the addition of 1% of Ai Haoer glue mould inhibitor, can effectively inhibit the growth of mould in the glue, from the source to reduce the chance of kraft packing box mould.

Kraft raw materials for mould pretreatment is also a feasible way. In the raw, kraft paper can be soaked in a diluted solution of anti-mould agent, after a short period of soaking removed to dry, so that the surface of the kraft paper attached to a layer of anti-mould substances, to enhance its own anti-mould ability. But pay attention to control the soaking time and concentration of mould inhibitor, avoid affecting the original performance of kraft paper. Regular storage of kraft paper packing box warehouse for comprehensive cleaning, remove debris, dust, etc., to reduce the basis of mould breeding. At the same time, every 3 months the use of professional anti-mould and antibacterial agent for spray disinfection of the warehouse, such as Ai Haoer anti-mould and antibacterial agent, can effectively kill mould spores in the warehouse air and on the surface of the object, reduce the total number of colonies in the warehouse. When kraft packing boxes are placed in the warehouse, make sure to keep a certain gap with the ground. Wooden boards or shelves can be used to pack boxes empty, to avoid direct contact with the ground moisture, the general gap to maintain 15 - 20 cm is more appropriate. At the same time, packing boxes should not be stacked too high, to ensure that the air can circulate around it, to prevent the lack of air circulation leads to local humidity rise triggered by mould.

We also sell kraft paper boxes with lids, kraft food boxes, kraft takeaway boxes and so on, please feel free to contact us if you have any related questions.

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