Board GradeAnalysis Method1. 112.8mm diameter circle iscut from board2. Circle is weighed3. Papers are soaked4. Papers are de-laminated5. Papers are dried &conditioned at 23 degrees &50% humidity for 24 hours.6. Each paper is weightedseparatelyProcess tests:• Weight of corrugated board• Thickness of corrugated board• Weight of the componentpapers of corrugated board afterseparationInformation that can beascertained from the processincludes:• Grammage of the papers• Flute take up and therefore calliper• An indication of the paper type4: www.allpack.uk.com*sales@allpack.uk.com( 01543 396 700
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