... are used for laminating processing of thin paper, cardboard, grey board, corrugated board and coated paper etc, meeting the requirements of laminating to ... on both sides and laminating of thin paper with thick board etc, high accuracy, non deforming. It fit in well ... hardness.it works ABCDEFN flute, single, double, three ply corrugated paperboard with high speed, and ensure the paperboard smoothly and ...