Heavy-duty corrugated board of Changfeng passed the appraisal

Changzhou City, Jiangsu Changfeng Packaging Co., Ltd. developed a new product 3A special heavy-duty corrugated cardboard, passed the identification recently. 3A special heavy-duty corrugated board uses a new production process technology, while solving the 3A heavy-duty corrugated board production process is difficult, costly, difficult bonding and other technical problems.
Tested by the China Packaging Scientific Research and Testing Center, the corrugated paperboard is an ideal substitute for wood because of its good surface quality, firm bonding, excellent puncture strength, excellent side pressure strength, good moisture resistance, easy recycling, biodegradability, and no pollution.