Description Overview Measurement of surface water absorption of paper and paper board Specifications Metal roller sectional area: 100 ± 0.20 mm Metal roller diameter: 12.8 ± 0.2 mm Roll height: 50 mm Blotting paper: 200 to 250 g/m2 Absorption speed: 75 mm/10 min Smooth metal roller: length 200 ± 0.5 mm, mass 10 ± 0.5 kg Water volume: 100 mm ± 5 ml Dimension: 480 x 400 x 420 mm