GB/T 457-2008
ActivePaper and board - Determination of folding endurance
纸和纸板耐折度的测定
Application Summary AI generated
This standard specifies the method for determining the folding endurance of paper and board by measuring the number of double folds a specimen withstands under specified tension before breaking. It is applied in the paper manufacturing and packaging industries to evaluate the durability and flexibility of materials used for products like banknotes, maps, book covers, and carton board. The test is critical for quality control in production and for assessing material performance in applications requiring repeated folding.
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Paper, board, pulps and related terms - Vocabulary
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.