Advantages of paper cans: paper cans are mainly made of paper, so they are easy to be recycled; they have excellent protection performance, waterproof and moisture-proof, and have certain heat insulation effect; odorless, non-toxic, safe and reliable, especially suitable for food packaging; they can fill various shapes of commodities with low noise when filling; they have various shapes and structures, and their outer layers can be accessed. Line color printing, with good display effect; light weight, only 30% of the tin can, easy circulation, easy use, low price. Composite paper cans are widely used in many fields, except for filling powdered solid foods, such as cocoa powder, tea, sugar, salt, oatmeal, coffee and various solid drinks. For example, about 85% of concentrated citrus juice in the United States is packaged in composite paper cans. More than 50% of soft drinks in Japan are packed in composite paper cans with easy-to-pull aluminium lid. In addition, the composite paper cans are suitable for packaging and decoration of candy, tea, wine, milk powder, leisure food, dried fruit powder food, monosodium glutamate, chicken essence, cosmetics, handicrafts, gifts, underwear, bras, sports goods, paintings, drawings and documents. They are a new generation of environmentally friendly packaging products, which can replace glass, ceramics and other bags. Loading materials. Composite paper cans are also a new type of packaging products. It is not only green and environmental protection, but also has low manufacturing cost. It is a good choice for food packaging. It combines paper film and iron as a whole. It is the best container for frying crisp food packaging. It has the advantages of superior sealing performance, safety and hygiene, low cost, novelty and fashion.
Disadvantages of paper cans: Paper cans are mainly made of paper, so they are greatly affected by air humidity, and will rise and shrink, which will affect the aesthetics and product performance. Paper canned liquids have been mature abroad, especially in Japan, but domestic enterprises have not yet overcome this technical problem. Paper cans are relatively large in volume, which is a little high for transportation costs, and the transportation process needs to be prone to crushing and other phenomena.