ZhiBang ZB-COBB125 Cobb water absorber

ZHIBANG ZB-COBB125 Cobb absorber is a special instrument used to measure the surface water-absorption of sizing paper and Cardboard including corrugated fibreboard, ZB-COBB125 Cobb absorber measurement area 100 +/- 0.2cm ², pressure roller width 200 +/- 0.5mm, pressure roller mass 10 +/- 0.5kg, sample diameter 125 +/- 5mm.