Seven-layer corrugated carton, heavy-duty carton, strong, high thickness and thin, Shanghai Carton Factory Dongyi Packaging Products

Seven-layer corrugated carton, heavy-duty carton, high strength, high thickness and thin, Shanghai Carton Factory Dongyi Packaging Products Seven-layer corrugated carton is also called seven-layer corrugated cardboard. That is, three-core double-sided seven-layer cardboard is made of two layers of boxboard and three layers of corrugated base paper. Seven-layer corrugated cardboard is made of inner and outer layers, two layers of corrugated base paper and three layers of corrugated core paper. Usually the corrugated type combination is type, type, type and type structure. Recently, Japan has type structure. The seven-layer cardboard produced by Shanghai Carton Factory has the same characteristics of longitudinal and transverse compressive strength, which can increase the longitudinal strength while reducing the thickness of the cardboard. It is mainly used for packaging of heavy goods (such as motorcycles, etc.), and is sometimes used as some high-strength special liners. Used for making heavy-duty commodity packaging boxes, packaging large electrical appliances, small machine tools and plastic raw materials, etc.
The main physical performance indicators of corrugated cardboard include corrugated cardboard bursting strength, corrugated cardboard edge pressure strength, corrugated cardboard adhesive strength, delivery moisture, and corrugated cardboard thickness
The Shanghai Carton Factory is located in Nanhui Kangqiao Industrial Zone, specializing in production Various corrugated boxes include single-layer, double-layer corrugated boxes, corrugated display boxes, three-layer corrugated boxes, five-layer corrugated boxes, seven-layer corrugated cardboard, corrugated cardboard barriers, corrugated cardboard liners, kraft corrugated boxes, heavy-duty cartons and other products. Customers are welcome to come for consultation and negotiation. Shanghai Carton Factory // Layer Carton