How should the paper tray be moisture-proof in the rainy season？

Paper tray products can be divided into three categories: industrial paper trays, agricultural paper trays, and food paper trays. They have different directions and fields of application:

①Industrial paper trays: mostly used in home appliances, medical equipment, energized materials, lining packaging materials for lighting, etc.

②Agricultural paper support: mostly suitable for fruit, eggs and agricultural nutrient bowls.

③Paper trays for food: mostly suitable for food bowls, pots and food trays used in supermarkets.

In the rainy season, how should the paper tray be moisture-proof? Summer is the season when there is a lot of rain. It is very necessary to prevent moisture and moisture. The paper tray is not completely moisture-proof, but a moisture-proof coating is added on the surface to reduce the time for moisture return. Therefore, the moisture-proof problem of paper tray products must be paid attention to, and the moisture-resistant problem must be up to the standard.

In the production process, in order to avoid moisture problems, paper tray manufacturers will conduct moisture-proof and waterproof treatment in the manufacturing process. The main methods are as follows:

Method 1: Add liquid paraffin to the surface of the paper tray, put it in the product, wait for a while, and then absorb a layer of wax film on the surface of the product, so that it can realize the moisture-proof function.

Method 2: Spray oily material on the surface of the paper tray.

Method 3: In the process of producing paper trays, increase the amount of stone powder to increase the hardness of the paper trays. Even if it is damp, continue to use it.

As a professional paper tray manufacturer, the above is our introduction to you about how to prevent moisture in rainy season paper trays. If you want to know more about the contents of paper trays, or want to make paper trays, please contact us. Heshan Baihua Paper Products is a paper tray manufacturer focusing on the environmental protection paper tray industry. The company produces pulp molded packaging paper trays, industrial packaging, medical care products packaging, and food packaging. It is environmentally friendly and inexpensive. It is made of white foam plastic EPS. An ideal substitute, it has the advantage of high temperature resistance compared with PLA products.

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