At present, the demand for corrugated boxes with waterproof performance is increasing, especially in the packaging of vegetables, food, electrical appliances and export products, which has greatly promoted the development of the corrugated box manufacturing industry.

More and more common methods such as hot stamping, cold stamping, bump stamping and holographic stamping are used. Common common hot stamping processes include flattening and round stamping. As the round flat stamping is a line contact, it has a wide range of hot stamping substrates, is suitable for large-area hot stamping, and has high stamping accuracy. It is widely used.

There are 5 point 1.Control the use of base paper 2, control the moisture content of cardboard when producing cardboard 3, the adhesive strength of cardboard should be large 4. Gap pressure control in production should be moderate 5. Use water-repellent agent, waterproof varnish, etc. to solve the problem of surface waterproof and moisture-proof.

Corruagted paper is a relatively low-cost packaging and printing industry, and has a material that protects the ecological environment. It can be recycled and reused. Therefore, the packaging and printing industry is known as "green packaging". Making of packing boxes and crates.