Product Description
COBB SIZING TESTER Purpose The Cobb Sizing Tester is used to determine the water absorptiveness Cobb value of paper paperboard and similar materials It measures how much water is absorbed by a paper surface over a specified time and area helping to evaluate its sizing quality Key Features Stainless Steel Cylinder For holding water and test specimen securely Rubber Base Plate Ensures a tight seal during testing Roller 10 kg Used to remove excess water after the test duration Test Area Standard 100 cm surface area Timer For precise control over test duration usually 60 or 120 seconds Manual or SemiAutomatic Operation Available depending on the model Testing Standard As per TAPPI T441 ISO 535 and ASTM D3285 Applications Paper mills Packaging industry Quality control labs Printing paper and board manufacturers