ModelYT-COBB125Application FunctionThe paper and board absorbency tester is a conventional instrument for the water absorption test of paper and paperboard, also known as a paper surface absorption weight tester. This instrument uses the Cobb test method in various methods of absorption test, so it is also called the absorbable absorbability tester.Product FeaturesThe instrument is COBB absorption meter of rotation structure. Key Technical ParametersTest area 100±0.2 cm2Height of cylinder 50mmTest water volume 100ml±5mlGSM of filter paper200~250g/m²Rate of absorption 75mm/10minRoller Length 200±0.5 mmRoller Weight 10±0.5 kgDimension400(L)x280(W)x400(H) mmNet Weight 26.5 kgStandardsGB/T 1540 QB/T 1668 ISO535 TAPPI T441