GB/T 22811-2008 "Corrugated fibreboard—Determination of grammage of component papers after separation" specifies the method for determining the grammage of component papers after the separation of corrugated fibreboard, and is applicable to all types of corrugated fibreboard. The face paper and core paper of the corrugated fibreboard are separated layer by layer, and samples are prepared and tested separately for grammage. The standard clarifies the requirements for separation operations, sample dimensions, and the grammage determination process, providing a method for analyzing the grammage indicators of the component papers in corrugated fibreboard.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | Y30 | ICS | 85.010 |
| Release Date | 2008-12-30 00:00:00 | Implementation Date | 2009-09-01 00:00:00 |