GB/T 22815-2008
ActiveEnvelope board
封套纸板
Application Summary AI generated
GB/T 22815-2008 specifies the classification, technical requirements, test methods, and inspection rules for envelope board, a type of paperboard used primarily in the manufacturing of envelopes and similar postal packaging. It is applied in the paper and packaging industry to ensure the material meets necessary strength, thickness, and surface quality standards for reliable mailing and document protection. This standard is relevant for quality control in production facilities and for procurement specifications in postal services and stationery manufacturing.
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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.