This standard specifies the method for measuring the edge compressive strength of corrugated medium paper after it has been corrugated in the laboratory. This standard is applicable to all kinds of corrugated medium paper used to make corrugated cardboard after corrugated.
GB/T 40168-2021 Referenced Document
GB/T 10739 Standard atmospheric conditions for handling and testing of paper, paperboard and pulp specimens*, 2023-12-28 Update
GB/T 450 Paper and board.Sampling for testing and identification of machine and cross direction,wire side and felt side
GB/T 451.2 Paper and paperboard Part 2: Quantitative determination*, 2023-12-28 Update
ISO 13820 Paper, board and corrugated fibreboard — Description and calibration of fixed platen compression-testing equipment*, 2021-12-10 Update
GB/T 40168-2021 history
2021GB/T 40168-2021 Corrugating medium—Determination of the edge crush resistance after laboratory fluting