Careful consumers will find that in life, tinplate is used in more and more food packaging, and tinplate packaging is so popular, what advantages does it have over other materials?
1. Good mechanical properties. Compared with glass, plastic, etc., it has high strength, good rigidity, and is not easy to break. It is the main container for large-scale transportation packaging.
2. Good barrier properties, good gas barrier properties, shading properties, and fragrance retention properties, and tight sealing, which can well protect product quality.
3. The technology is mature and the production efficiency is high. Tinplate has a long history, and has a set of mature production technology and production equipment, high production efficiency, and can quickly produce tinplate products that meet various packaging requirements.
4. Various shapes. Because of its special physical properties, tinplate can be made into various shapes according to packaging needs, such as square cans, round cans, horseshoe-shaped, trapezoidal, etc., which can not only meet the packaging needs, but also improve the appearance of the product.
5. Recyclable, in line with environmental protection requirements
The use of tinplate began with the development of tinplate for packaging by the largest steel company in France, the Iron and Steel Group. At present, tinplate has been widely used in the field of packaging and has a trendy trend. Compared with the international market, my country clearly has a lot of room for improvement. .
Tinplate packaged food can also improve food nutrition. Most of tinplate canned food use unpainted iron pipes to improve the corrosion resistance of the cans. Tinplate cans are used to package canned fruits. The sugar water has a chemical reaction with the iron, and a small amount of iron is used in two The form of valent iron is free in sugar water, which is easily absorbed by the human body and is an important source of iron for the human body.
