Presto Cobb sizing tester manufacturers and Supplier

Presto Cobb sizing tester manufacturers and Supplier

Presto Cobb sizing tester determines the amount of water or any liquid absorbed by the paper, corrugated fibreboard, and paperboard in a given period of time under some conditions. Water absorptiveness is a function of various characteristics of paper or board such as porosity, sizing, etc. cobb test paper papers and cardboards indicates the ability of the materials to retain or absorb the moisture. Depending upon the application of the board, the Cobb value needs to be maintained. The test includes examining of the quantity of water absorbed in a particular period of time by non-bibulous paper having a thickness of 0.1 mm.