In the rainy season, how should the paper tray be moisture-proof?

The tableware products and industrial packaging products produced by pulp molding technology are truly environmentally friendly products. They use natural plant fibers or waste paper as raw materials, and there is no pollution in the production process and use process. In addition to its positive role in replacing disposable plastic tableware, molded pulp products are also widely used in the packaging of industrial products, especially electronic products. Molded pulp products are gradually entering the mainstream of commercial activities. It is currently a substitute for foamed plastic products. Products, pulp molded products industry is booming.

However, summer is the season when there is a lot of rain, so it is very necessary to prevent moisture and moisture. The paper tray is not completely moisture-proof, but a moisture-proof covering layer 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. , Moisture resistance must meet the standard.

Therefore, in the production process, in order to avoid moisture problems, the paper tray factory 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.

The moisture-proof treatment of the paper tray factory allows users to use it with confidence and plays a cyclical role. 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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