First, the main material of cans
Cans are made of metal materials such as iron and aluminum, and the main materials of cans are iron and aluminum. Among them, the iron can is made of ordinary low carbon steel plate, and the surface is treated with rust prevention; Aluminum cans are mainly made of aluminum and supplemented with other metals to improve their strength and stability, while also reducing the erosion of saline, acidic and alkaline environments.
Second, the advantages of cans
Cans have many advantages. First of all, because its material is mainly metal, the can has good corrosion resistance; Secondly, the cans have good sealing performance, which can maintain the freshness of food and drinks while ensuring the quality of food and drinks; In addition, the can has the characteristics of light, easy to carry and so on, easy to use.

Third, the use of cans
Cans are widely used, mainly for loading a variety of drinks, food and other items, and can be seen in a variety of occasions, such as supermarkets, shopping malls, amusement parks and so on. In addition, because cans have good corrosion resistance and sealing properties, it is also the preferred form of packaging for many laboratories, hospitals and other places.
In short, the main material of aluminum cans is metal, which has good corrosion resistance, preservation and sealing performance, so it is widely used in loading various beverages, food and other items.