COBB Cobb Absorption Tester A003A
To determine the water absorptiveness of sized paper and board, including corrugated fiberboard, under standard conditions.
It may not suitable for paper of grammage less than 50g/m2 or embossed paper. It is not suitable for porous papers such as newsprint or unsized papers such as blotting paper or other papers having a relatively high water absorptivenss for which ISO 8787 is more suitable.
This instrument is only capable of testing surface water absorption of paper and board. It is not applicable to exactly evaluate the writing performance of paper and board.
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CertificateCE, ISO 17025, ISO 9001
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PartnerUL,SGS,etc
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StandardsISO535,GB/T1668 ,GB/T1540 ,TAPPI T441
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BrandUTS
