新型包装物一纸罐近年来，在美国、法国和意大利等国普遍使用纸罐来盛装物品。这种纸罐。一般是用五层纸，每层涂上一种特制的胶水复合而成，内外再加上一层铝箔，罐的底面用铁片或塑料封口。纸罐可以承受很大的压力和耐高温，不会生锈，成本比铝罐和铁罐便宜２０％，其使... New packaging a paper can In recent years, in the United States, France and Italy, countries generally use paper cans to hold items. This paper can. Generally use five layers of paper, each layer coated with a special glue compound, inside and outside with a layer of aluminum foil, the bottom of the tank with iron or plastic seal. Paper can withstand great pressure and high temperature, will not rust, the cost is 20% cheaper than aluminum cans and cans, which makes ...