Usage :To measure the grammage of the paper , paperboard , corrugated board and similar materials , using a specific cutting area provided with precision balance .
Device Description :The Punch is made of special steel and has a shape of circular knife in wave form. It is exchangeable and can be easily resharpened.
Test Description :For cutting out circular sample of paper, board and similar materials. One / several test specimen at a time by the precision punch and die cutting to cut the exact area required for the purpose of the grammage testing using precision balance to display the weight directly in terms of gram/m2
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