The water absorbency of paper (the cobb value) is defined as the quantity of water absorbed in a given time by one side of a unit area of paper or board placed horizontally under a head of one centimeter of water.
Cobb Sizing Tester
The water absorbency of paper (the cobb value) is defined as the quantity of water absorbed in a given time by one side of a unit area of paper or board placed horizontally under a head of one centimeter of water.
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